ASTM Seamless Pipe. Steel Pipe- Seamless Pipe- ASTM Seamless Pipe- Steel Grade Dimension. Standard Name Range

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1 ASTM Seamless Pipe Steel Pipe- Seamless Pipe- ASTM Seamless Pipe- Steel Grade Standard Dimension Steel Grade Standard Name No Range ASTM A53 Grade A, Grade B Black and Hot-Dipped, inch Zinc-Coated Seamless Pipe mm ASTM A106 Grade A, Grade B, Grade C Seamless Carbon Steel Pipe for NPS 1/8-NPS 48 High-Temperature Service DN6-DN1200 ASTM A161 Low Carbon Steel (LC), Grade T1 Seamless Low Carbon and 2-9 inch Carbon Molybdenum Steel mm Still Tubes for Refinery Service ASTM A179 Seamless Cold-Drawn Low-Carbon Steel 1/8-3 inch Heat-Exchanger and mm Condenser Tubes ASTM A192 Seamless Carbon Steel Boiler 1/2-7 inch Tubes For High-Pressure Service mm ASTM A199 T5, T9, T11, T22 Seamless Cold Drawn 1/8-3 inch Intermediate Alloy Steel Heat mm Exchanger and Condenser Tubes ASTM A209 Grade T1, Grade T1a, Grade T1b Seamless Carbon-Molybdenum 1/2-5 inch Alloy-Steel Boiler and mm Superheater Tubes ASTM A210 Grade A-1, Grade C Seamless Medium-Carbon Steel 1/2-5 inch Boiler and Superheater mm Tubes ASTM A213 T2, T5, T5b, T5c, T9, T11, T12, Seamless Ferritic and Austenitic 1/8-5 inch T17, T21, T22, T23, T24, T36, Alloy-Steel Boiler, Superheater, mm T91, T92, T122, T911 and Heat-Exchanger Tubes ASTM A252 Grade 1, Grade 2, Grade 3 Seamless Steel Pipe Piles 6-24 inch ASTM A333 Grade 1, Grade 3, Grade 4, Seamless Steel Pipe for inch Grade 6, Grade 7, Grade 8, Low-Temperature Service mm Grade 9, Grade 10, Grade 11 ASTM A334 Grade 1, Grade 3, Grade 6, Seamless Carbon and Alloy-Steel inch Grade 7, Grade 8 Tubes for Low-Temperature mm Grade 9, Grade 11 Service ASTM A335 P1, P2, P5, P5b, P5c, P9, Seamless Ferritic Alloy-Steel Pipe inch P11, P12, P15, P21, P22 for High-Temperature Service mm P23, P36, P91, P92, P122, P911 ASTM A423 Grade 1, Grade 2 Seamless Low-Alloy Steel Tubes 1/2-5 inch mm

2 ASTM Seamless Pipe ASTM A500 Grade A, Grade B, Grade C, Grade D Cold-Formed Seamless Carbon Steel Structural Tubing in Rounds and Shapes 64 inch 1630mm ASTM A501 Grade A, Grade B Hot-Formed Seamless Carbon SteelStructural Tubing NPS1/2-NPS24 MT 1010, MT 1015, MT X 1015, MT 1020, MT X1020,1008, 1010, 1012, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1025, 1026, 1030, 1035, 1040, 1045, 1050, 1518, 1524, 1541, 1330, 1335, 1340, 1345, 3140, E3310, 4012, 4023, 4024, 4027, 4028, 4037, 4042, 4047, 4063, 4118, 4130, 4135, 4137, 4140, 4142, 4145, 4147, 4150, 4320, 4337, E4337, 4340, E4340, 4422, 4427, 4520, 4615, 4617, 4620, 4621, 4718, 4720, 4815, 4817, 4820, 5015, 5046, 5115, 5120, ASTM A , 5132, 5135, 5140, 5145, 5147, Seamless Carbon and Alloy Steel Mechanical Tubing inch mm 5150, 5155, 5160, 52100, E50100, E51100, E52100, 6118, 6120, 6150, E7140, 8115, 8615, 8617, 8620, 8622, 8625, 8627, 8630, 8637, 8640, 8642, 8645, 8650, 8655, 8660, 8720, 8735, 8740, 8742, 8822, 9255, 9260, 9262, E9310, 9840, 9850, 50B40, 50B44, 50B46, 50B50, 50B60, 51B60, 81B45, 86B45, 94B15, 94B17, 94B30, 94B40, 1118, 11L18, 1132, 1137, 1141, 1144, 1213, 12L14, 1215

3 ASTM Seamless Pipe Plain End Seamless Steel Pipe for ASTM A523 Grade A, Grade B High-Pressure Pipe-Type Cable NPS4-NPS12 Circuits Seamless Carbon Steel Pipe for ASTM A524 Grade I, Grade II Atmospheric and Lower NPS1/8-NPS26 Temperatures ASTM A556 Grade A2, Grade B2, Grade C2 Seamless Cold-Drawn Carbon Steel Feedwater Heater Tubes 5/ inch mm ASTM A589 Grade A, Grade B Seamless Carbon Steel Water-Well Pipe 6-16 inch mm ASTM A795 Grade A, Grade B Black and Hot-Dipped Zinc-Coated Seamless Pipe for Fire Protection Use inch mm Steel Pipe- Seamless Pipe- ASTM Seamless Pipe- Dimension Outside Weight Wall NPS DN Schedule No. Diameter, Class Available Designator Designator Available Inch [mm] Available Inch [mm] 1/ [10.3] 40, 80 STD, XS [ ] 1/ [13.7] 40, 80 STD, XS [ ] 3/ [17.1] 40, 80 STD, XS [ ] 1/ [21.3] 40, 80, 160 STD, XS, XXS [ ] 3/ [26.7] 40, 80, 160 STD, XS, XXS [ ] [33.4] 40, 80, 160 STD, XS, XXS [ ] 1 1 / [42.2] 40, 80, 160 STD, XS, XXS [ ] 1 1 / [48.3] 40, 80, 160 STD, XS, XXS [ ] [60.3] 40, 80, 160 STD, XS, XXS [ ] 2 1 / [73.0] 40, 80, 160 STD, XS, XXS [ ] 3.000[76.2] [ ] [88.9] 40, 80, 160 STD, XS, XXS [ ] 3 1 / [101.6] 40, 80 STD, XS [ ] [114.3] 40, 80, 120, 160 STD, XS, XXS [ ] 5.000[127] [ ] 5.500[139.7] [ ] [141.3] 40, 80, 120, 160 STD, XS, XXS [ ] 6.000[152.4] [ ] [168.3] 40, 80, 120, 160 STD, XS, XXS [ ] 7.000[177.8] [ ] 8.000[203.2] [ ]

4 ASTM Seamless Pipe [219.1] 20, 30, 40, 60, 80, 100, 120, 140, 160 STD, XS, XXS [ ] 9.625[244.5] [ ] [254] [ ] [273.0] 20, 30, 40, 60, 80, 100, 120, 140, 160 STD, XS, XXS [ ] [304.8] [ ] [323.8] 20, 30, 40, 60, 80, 100, 120, 140, 160 STD, XS, XXS [ ] , 20, 30, 40, 60, , [355.6] 100, 120, 140, 160 STD, XS, XXS [ ] , 20, 30, 40, 60, , [406.4] 100, 120, 140, 160 STD, XS, XXS [ ] 10, 20, 30, 40, 60, [457] 80, STD, XS, XXS [ ] 100, 120, 140, [508] 10, 20, 30, 40, 60, 80, STD, XS, XXS [ ] 100, 120, 140, [558.8] [ ] [610] 10, 20, 30, 40, 60, 80, STD, XS, XXS [ ] 100, 120, 140, [660] 10, 20 STD, XS [ ] Standard ASTM A53 ASTM A106 Steel Pipe- Seamless Pipe- ASTM Seamless Pipe- Dimension Tolerance Tolerance Outside Diameter Wall Unit Weight 1.5 inch ±1/64 inch [0.4mm] ±12.5% ±10% 2 inch ±1% 1/8 1.5 inch ±1/64inch 6-40 mm [0.4mm] inch ±1/32inch +10% ±12.5% mm [mm] -3.5% 4-8 inch +1/16inch[1.6mm] mm -1/32inch[mm]

5 ASTM Seamless Pipe 8-18 inch mm +3/32inch[2.4mm] -1/32inch[mm] inch mm +1/8inch[3.2mm] -1/32inch[mm] inch mm +5/32inch[4.0mm] -1/32inch[mm] inch mm +3/16inch[4.8mm] -1/32inch[mm] ASTM A213 ±10% ASTM A252 ±1% ±12.5% 1/8-1.5 inch 6-40 mm >1.5-4 inch > mm >4-8 inch ASTM A335 > mm >8-12 inch > mm >12 inch >300mm 1.9 inch ASTM A500 ASTM A501 ASTM A519 For Round Hot-finished Tubing 48 mm 2.0 inch 50 mm 1.5 inch ±1/64inch[0.4mm] >1.5 inch ±1/32inch[0.79mm] 2.999inch 76.17mm ±0.02inch[0.51mm] inch mm ±0.025inch[0.64mm] inch mm ±0.031inch[0.79mm] inch mm ±0.037inch[0.94mm] inch mm ±0.045inch[1.14mm] inch ±0.050inch[1.27mm] ASTM A523 ±1% +1/64inch[0.40mm] -1/64inch[0.40mm] +1/32inch[0.79mm] 1/8-2.5inch 6-65mm +20% -12.5% -1/32inch[0.79mm] +1/16inch[1.59mm] >2.5inch -1/32inch[0.79mm] +22.5% 65mm, +3/32inch[2.38mm] -12.5% t/d 5% -1/32inch[0.79mm] ±1% >2.5inch +15.0% 65mm -12.5% t/d>5% ±0.5% 10% ±0.75% +15% -5% ±3.5%

6 ASTM Seamless Pipe ASTM A524 ASTM A556 ASTM A589 ASTM A795 1/8-1.5inch >1.5-4inch >4-8inch >8-18inch >18inch <1.0inch[25.4mm] inch mm <1.5inch +1/64inch[0.4mm] -1/32inch[mm] ±1/32[mm] +1/16inch[1.6mm] +6.5% -1/32inch[mm] ±12.5% -3.5% +3/32inch[2.4mm] -1/32inch[mm] +1/8inch[3.2mm] -1/32inch[mm] ±0.004inch 0.10mm +20% ±0.006inch mm ±1/64inch[0.4mm] 1.5inch ±1% <1.5inch ±1/64inch[0.4mm] 2inch ±1% ±5% ±12.5% ±5%

7 EN Seamless Pipe Standard No EN EN EN EN EN EN EN Steel Pipe- Seamless Pipe- EN Seamless Pipe- Steel Grade Steel Grade Standard Name L210GA, L235GA, L245GA, L290GA, L360GA, L245NB, L290NB, L360NB, Steel Pipes for Pipelines for L415NB, L360QB, L415QB, L450QB, Combustible Fluids L485QB, L555QB S235JRH, S275J0H, S275J2H, S355J0H, Hot Finished Structural S355J2H, S355K2H, S275NH, S275NLH, Hollow Sections of Non-alloy S355NH, S355NLH, S420NH, S420NLH, and Fine Grain Steels S460NH, S460NLH Seamless Steel Tubes for Pressure Purposes-1: P195TR1, P195TR2, P235TR1, Non-alloy Steel Tubes with P235TR2, P265TR1, P265TR2 Specified Room Temperature Properties P195GH, P235GH, P265GH, 20MnNb6, 16Mo3, 8MoB5-4, 14MoV6-3, 10CrMo5-5, 13CrMo4-5, Seamless Steel Tubes for 10CrMo9-10, 11CrMo9-10, Pressure Purposes-2: 25CrMo4, 20CrMoV13-5-5, Non-alloy and Alloy Steel 15NiCuMoNb5-6-4, X11CrMo5+1, Tubes with Specified Elevated X11CrMo5+NT1, X11CrMo5+NT2, Temperature Properties X11CrMo9-1+1, X11CrMo9-1+NT, X10CrMoVNb9-1, X20CrNiV11-1 P275NL1, P275NL2, P355N, P355NH, P355NL1, P355NL2, Seamless Steel Tubes for P460N, P460NH, P460NL1, P460NL2, Pressure Purposes-3: P620Q, P620QH, P620QL, P690Q, Alloy Fine Grain Steel Tubes P690QH, P690QL1, P690QL2 Seamless Steel Tubes for P215NL, P255QL, P265NL, Pressure Purposes-4: 26CrMo4-2, 11MnNi5-3, 13MnNi6-3, Non-alloy and Alloy Steel 12Ni14, X12Ni5, X10Ni9 Tubes with Specified Low Temperature Properties Non-alloy Steel Tubes and Fittings for the Conveyance of L235, L275, L355 Water and Other Aqueous Liquids Dimension Range mm mm mm mm mm mm mm

8 EN Seamless Pipe E235, E275, E315, E355, E470, E275K2, E355K2, E420J2, E460K2, Seamless Circular Steel Tubes E590K2, E730K2, C22E, C35E, C45E, for Mechanical and General EN C60E, Engineering Purposes-1: mm 38Mn6, 41Cr4, 25CrMo4, 30CrMo4, Non-alloy and Alloy 34CrMo4, 42CrMo4, 36CrNiMo4, Steel Tubes 30CrNiMo8, 41NiCrMo7-3-2 Steel Tubes for Precision EN E215, E235, E355 Applications-1: 4-260mm Seamless Cold Drawn Tubes Steel Tubes for Precision Applications-4: EN E215, E235, E355 Seamless Cold Drawn Tubes 4-80mm for Hydraulic and Pneumatic Power Systems Steel Pipe- Seamless Pipe- EN Seamless Pipe- Dimension Outside Diameter - D Wall - S Outside Diameter - D Wall - S Outside Diameter - D Wall - S Calculation of Unit Weight: W= * S * (D-S)

9 EN Seamless Pipe Standard EN EN Steel Pipe- Seamless Pipe- EN Seamless Pipe- Dimension Tolerance Tolerance on Dimension Outside Diameter Wall Length Outside Diameter D 60 60<D< SPAN> <D< SPAN> 1430 D>1430 Pipe except the end Pipe end T 4 ±0.6 ±0.5 ± % Random Length: 4<T<25 ±0.75%D ±0.5%D -12.5% See Tab le 1. Whichever Whichever is the is the -3.0 Fixed lengths shall greater greater or be delivered with a T 25 Tolerance of ±1%D ±2.0 ±10% Whichever ±500mm By By is the Agreement agreement greater ±1% with a minimum of ±0.5-10% See Tab le 2 and a maximum of ±10

10 EN Seamless Pipe L <L +15 EN See Tab le 3, Table (1, 2, 3, 4) +by L>12000 agreement 0 EN10224 ±1%D or ±0.5 whichever is the greater See Tab le 5 See Tab le 6 L <L +15 EN See Tab le by L>12000 agreement 0 L 500 a 500<L <L +5 ±10% or EN ±0.1mm ±0.05mm whichever is the greater 5000<L Whichever is the greater >8000 a a: an agreed unilateral tolerance is specified for the exact length. Tab le 1 Requirements for Random Length Groups in EN Length Group Length Range For 90% of Order Item 1) Minimum Average Length of Order Item (m) Shortest Length of Order Item r r r r ) The upper limit is the maximum value for the length of each individual pipe. Table 2 Tolerances on Manufacture s Delivered Length in EN Type of Length Range of Length or Length L Tolerance

11 EN Seamless Pipe Random length 4000<L< SPAN> 16000mm with a range of 2000 per order item 10% of sections supplied may be below the minimum for the ordered range but not shorter than 75% of the minimum range length Approximate length 4000mm L 16000mm ±500mm Exact length 2000mm L 6000mm -0, +10mm >6000mm -0, +15mm Table 3 Tolerances on Outside Diameter and Wall in EN (1, 2, 3, 4) Outside Diameter -D Tolerances on D Tolerances on T for a T/D ratio >0.025 > >0.10 D ±1% or ±0.5mm ±12.5% or ±0.4mm whichever is the greater D>219.1 whichever is the greater ±20% ±15% ±12.5% ±10% For outside diameters D mm it is permitted to exceed the upper wall thickness locally by a further 5% of the wall thickness T Table 4 Tolerances on Outside Diameter and Wall for Tubes Ordered Cold Finished in EN (1, 2, 3, 4) Tolerance on D Tolerance on T ±0.5% or ±0.3mm whichever is the greater ±10% or ±0.2mm whichever is the greater Table 5 Tolerances on for Seamless Tubes in EN Outside Tolerance on for T/D ratio (%) Diameter >2.5 > > D ±12.5% or ±0.4mm whichever is the greater D>219.1 ±20% ±15% ±12.5% ±10% Table 6 Tolerance for Exact Length in EN Length - L Tolerance on Length Tube outside diameter

12 EN Seamless Pipe <406.4mm 406.4mm 2000<L , +10mm -0, +25mm 6000<L , +15mm -0, +50mm L> , +by agreement Table 7 Tolerances on Outside Diameter and Wall in EN Outside Tolerances on T for a T/D ratio Tolerances on Diameter >0.025 D > D D ±1% or ±0.5mm ±12.5% or ±0.4mm whichever is the greater D>219.1 whichever is the greater ±20% ±15% ±12.5%

13 DIN Seamless Tube Steel Pipe- Seamless Pipe- DIN Seamless Tube- Standard Standard Dimension Steel Grade Standard Name No Range Seamless Circular Tubes of Non DIN 1630 St37.4, St44.4, St52.4 Alloy Steels With Very High mm Quality Requirements DIN St30Si, St30Al, St35, St45, St52 Seamless Precision Steel Tubes mm DIN 2440 St33.2 Steel Tubes Medium Weight Suitable for Screwing mm DIN 2441 St33.2 Steel Tubes Heavy Weight for Suitable for Screwing mm DIN St 52.4 Seamless Steel Tubes Subjected to Dynamic Loading-1 Hot Finished Tubes for Use in Fluid mm Power Systems, Rated for Pressures from 100 bar to 500 bar DIN St 37.4 Seamless Steel Tubes Subjected to Dynamic Loading-2 Precision Tubes for Use in Fluid Power 4-50mm Systems, Rated for Pressures from 100 bar to 500 bar DIN 2460 St35 Steel Pipes for Water Pipelines DN StE210.7, StE240.7, StE290.7, DIN StE320.7, StE360.7, StE385.7, Steel Pipes for Pipe Lines for the StE415.7, StE290.7TM, Transport of Combustible Fluids StE320.7TM, StE360.7TM, and Gases StE385.7TM, StE415.7TM, mm StE445.7TM, StE480.7TM DIN TTSt35N, TTSt35V, 26CrMo4, 11MnNi53, 13MnNi63, 10Ni14, Seamless Circular Tubes Made from Steels with Low mm 12Ni19, X8Ni19 Temperature Service DIN St35.8, St45.8, 17Mn4, 19Mn5, 15Mo3, 13CrMo910, 10CrMo910, 14MoV63, X20CrMoV121 Seamless Circular Tubes Made From Steels with Elevated Temperatures mm DIN CrMo4, 13CrMo44, 10CrMo910, Seamless Circular Steel Tubes for 12CrMo910, 12CrMo1210, Hydrogen Service at Elevated 12CrMo195, X12CrMo91, Temperatures and Pressures. 20CrMoV135, X20CrMoV mm

14 DIN Seamless Tube StE225, WStE255, TStE255, EStE255, StE285, WStE285, TStE285, DIN EStE285, StE355, WStE355, TStE355, EStE355, StE420, WStE420, TStE420, Seamless Circular Fine Grain Steel Tubes Subject To Special Requirements mm EStE420, StE460, WStE460, TStE460, EStE460 DIN St 37.0, St 35.8, TT St 35N, 15Mo3, 13CrMo4 4 Seamless Steel Tubes for Tubular Heat Exchangers 16-38mm Steel Pipe- Seamless Pipe- DIN Seamless Tube- Dimension Outside Diameter - D Wall - S Outside Diameter - D Wall - S Outside Diameter - D Wall - S Calculation of Unit Weight: W= * S * (D-S) Steel Pipe- Seamless Pipe- DIN Seamless Tube- Dimension Tolerance Tolerance Standard Outside Diameter Wall Length mm DIN 1630 See Tab le 1 See Tab le 2 See Tab le 3 DIN 2391 See Tab le 4 10% See Tab le 5 DIN 2440 See Tab le %, + A ±1m

15 DIN Seamless Tube DIN 2441 See Tab le %, + A ±1m DIN See Tab le % Fixed > % Length ±500 DIN See Tab le 1 See Tab le 2 See Tab le 3 DIN See Tab le 1 See Tab le 2 See Tab le 3 DIN See Tab le 8 See Tab le 2 See Tab le 3 DIN See Tab le 1 See Tab le 2 See Tab le 3 Outside Diameter Class 1 Class 2 Class , +5 >5000 DIN ±0.08 See Tab le 9-0, +10 Not ±0.50 Applicable By 38 ±0.15 >10000 agreement A: The upper limit is fixed by the permissible weight deviation. Table 1 Permissible Deviations in Outside Diameter in DIN 1630, DIN 17173, DIN 17175, DIN Outside Diameter - da Permissible Deviation in Diameter mm At Tube ends, Subject to Tube Barrel and Tube Ends Particular agreement <100 ±1% da; (values up to ±0.5mm are permitted) ±0.4mm 100 da<200 ±1% da ±0.5% da 200 ±1% da ±0.6% da Table 2 Permissible Deviations Wall in DIN 1630, DIN 17173, DIN 17175, DIN 17176, DIN Permissible Deviation in Wall for Outside Diameter, da. and Wall es, s da 130mm 130mm<da 320mm 320mm<da 660mm 0.05da<s 0.05da<s s 2 2<s 4 s>4 s 0.05da s>0.11da s 0.05da s>0.09da 0.11da 0.09da +5% +12.5% +17.5% +20% +15% +12.5% ±9% ±12.5% ±10% -10% -10% -12.5% -15% -12.5% -10% Tab le 3 Types of Length and Permissible Deviations in Length in DIN 1630, DIN 17173, DIN 17175, DIN 17176, DIN Type of Length Permissible Deviations in Length, mm Manufacturing Length By agreement Specified Length ±500 Exact 6m -0, +10 Length >6-12m -0, +15

16 DIN Seamless Tube >12m By agreement Table 4 Permissible Deviation in Outside Diameter in DIN 2391 Outside Diameter Permissible Deviation Outside Diameter Permissible Deviation Outside Diameter Permissible Deviation 4-10mm ±0.08mm 75-80mm ±0.35mm mm ±0.90mm 12-30mm ±0.1mm 85-90mm ±0.40mm mm ±1.0mm 32-40mm ±0.15mm mm ±0.45mm mm ±1.20mm 42-50mm ±0.20mm mm ±0.50mm 260mm ±1.30mm 55-60mm ±0.25mm mm ±0.70mm 65-70mm ±0.30mm mm ±0mm Table 5 Types of Length and Permissible Deviations in Length in DIN 2391 Type of Length Permissible Deviations in Length, mm Manufacturing Length By agreement Fixed Length <2000 ± % 500mm -0, +2 > mm -0, +3 Exact > , +5 Length > , +10 >7000 By agreement Tab le 6 Permissible Deviations in Outside Diameter in DIN 2440, DIN 2441 Outside Diameter Max Min Outside Diameter Max Min Table 7 Permissible Deviations in Outside Diameter in DIN Nominal Outside Max. Permissible Diameter Variation

17 DIN Seamless Tube Diameter - D Pipe Body Pipe End D<200 ±1%(Values up to ±0.5mm ±1%(Values up to ±0.5mm are permissible in all case) are permissible in all case) 200 D<500 ±1% ±0.7% 500 D ±1% 1.6mm Table 8 Permissible Deviations in Outside Diameter in DIN Manufacturing Process Limit Deviation of Outside Diameter Cold Forming ±0.75% 100mm ±0.75% Hot Forming > mm ±0.9% >320mm ±1.0% Table 9 Permissible Deviations in Wall in DIN Tube Outside Diameter Permissible Deviations In Wall for es Up to 2 Exceeding 2 Tolerance of Classes 1 and 2 ±0.20 ±10% of Wall Tolerance Class 3 ± %, +15% of Wall

18 JIS Seamless Pipe Steel Pipe- Seamless Pipe- JIS Seamless Pipe- Steel Grade Standard No Steel Grade Standard Name Seamless Steel Tubes JIS G3429 STH38, STH55, STH67 for High Pressure Gas Cylinder JIS G3439 Seamless Steel Oil Well STO-G, S TO-H, STO-J, STO-N, Casing, Tubing and STO-C, STO-D, STO-E Drill Pipe JIS G3441 SCr 420TK, SCM415TK, Alloy Steel Tubes for SCM418TK, SCM420TK, General Structural SCM430TK, SCM435TK, Purpose SCM440TK JIS G3444 Carbon Steel Tubes for STK 30, STK 41, STK 50, STK 51, General Structural STK 55 Purpose STKM11A, STKM12A, STKM12B, STKM12C, STKM13A, STKM13B, JIS G3445 STKM13C, STKM14A, STKM14B, Carbon Steel Tubes for STKM14C, STKM15A, STKM15C, Machine Structural STKM16A, STKM16C, STKM17A, Purposes STKM17C, STKM18A, STKM18B, STKM18C, STKM19A, STKM19C, STKM20A JIS G3454 STPG 38, STPG 42 Carbon Steel Pipes for Pressure Service JIS G3455 STS 38, STS 42, STS 49 Carbon Steel Pipes for High Pressure Service Carbon Steel Pipes for JIS G3456 STPT 38, STPT 42, STPT 49 High Temperature Service JIS G3458 STPA 12, STPA 20, STPA 22, Alloy Steel Pipes for STPA 23, STPA 24, STPA 25, Service STPA 26 JIS G3460 STPL 39, STPL 46, STPL 70 Steel Pipes for Low Temperature Service JIS G3461 STB 35, STB 42, STB 52 Carbon Steel Boiler and Heat Exchanger Tubes JIS G3462 STBA12, STBA13, STBA20, Alloy Steel Boiler and STBA22, STBA23, STBA24, Heat Exchanger Tubes STBA25, STBA26 Dimension Range mm mm mm mm mm mm mm mm

19 JIS Seamless Pipe JIS G3464 STBL 39, STBL46, STBL 70 JIS G3465 STM-C55, STM-C65, STM-R60, STM-R70, STM-R80, STM-R85 JIS G3467 STF 42, STFA12, STFA22, STFA23, STFA24, STFA25, STFA26 Steel Heat Exchanger Tubes for Low Temperature Service Seamless Steel Tubes for Drilling Steel Tubes for Fired Heater mm For Casing: mm For Hollow Pipes: mm For Drilling: mm mm Steel Pipe- Seamless Pipe- JIS Seamless Pipe- Dimension Outside Diameter - D Wall - S Outside Diameter - D Wall - S Outside Diameter - D Wall - S Calculation of Unit Weight: W= * S * (D-S)

20 JIS Seamless Pipe Steel Pipe- Seamless Pipe- JIS Seamless Pipe- Dimension Tolerance Tab le 1 Tolerance on Outside Diameter in JIS G3441, JIS G3444, JIS G3445 Application JIS G3441 JIS G3444 JIS G3445 JIS G3441 JIS G3444 JIS G3445 JIS G3441 JIS G3445 JIS G3441 Tolerance on Outside Diameter 50 ±0.5 >50 ±1% 50 ±0.25 >50 ±0.5% 25 ±0.12 >25-40 ±0.15 >40-50 ±0.18 >50-60 ±0.20 >60-70 ±0.23 >70-80 ±0.25 >80-90 ±0.30 > ±0.40 >100 ±0.5% 13 ±0.25 >13-25 ±0.40 >25-40 ±0.60 >40-65 ±0 >65-90 ±1.00 > ±1.20 >140 By agreement Table 2 Tolerance on Wall in JIS G3441, JIS G3444, JIS G3445 Application JIS G3441 JIS G3444 JIS G3445 JIS G3441 JIS G3444 JIS G3445 JIS G3441 JIS G3445 Tolerance on Wall 4-0.5, +0.6 >4-12.5%, +15% 3 ±0.3 >3 ±10% 2 ±0.15 >2 ±8%

21 JIS Seamless Pipe Table 3 Tolerance on Outside Diameter and Wall in JIS G3454 Application Tolerance on Outside Diameter Tolerance on Wall Hot Rolled Seamless Pipes Cold Drawn Seamless Pipes and Electric Resistant Welded Pipes <40A ±0.5mm +0.6mm 4mm >50A, <125A ±1% -0.5% 150A ±1.6mm >200A ±% +15% >4mm More than 350mm, the -12.5% Tolerance is ±0.5% <25A ±0.3mm 3mm ±0.3mm >32A ±% But more than 350mm, the >3mm ±10% Tolerance is ±0.5% Table 4 Tolerance on Outside Diameter and Wall in JIS G3455, JIS G3456, JIS G3458, JIS G3460 Application Tolerance on Outside Diameter Tolerance on Wall Hot Rolled Seamless Pipes Cold Drawn Seamless Pipes and Electric Resistant Welded Pipes 50mm ±0.5mm >50-160mm ±1% 4mm ±0.5mm > mm ±1.6mm >200mm ±% More than 350mm, the Tolerance is ±0.5% >4mm ±12.5% 40mm ±0.3mm 2mm ±0.2mm >40mm ±% More than 350mm, the >2mm ±10% Tolerance is ±0.5% Table 5 Tolerance on Outside Diameter in JIS G3461, JIS G3462, JIS G3464 Tolerance on Outside Diameter Outside Diameter Hot Rolled Seamless Pipes Seamless Pipes Through Quench and Normalized Cold Drawn Seamless Pipes through the Hot Treatment Except Quench and Normalized Electric Welded Pipes Except Cold Drawn Cold Drawn Electric Welded Pipes

22 JIS Seamless Pipe mm 25 ±0.25 ±0.10 ±0.15 ±0.10 >25-40 ±0.25 ±0.15 ±0.20 ±0.15 > ±0.25 ±0.20 ±0.25 ±0.20 > ±0.25 ±0.25 ±0.30 ±0.25 >60-80 ±0.30 ±0.30 ±0.40 ±0.30 > ±0.40 ± , ±0.40 > , , , , > , , , , > , , , , , > , , , , , Table 6 Tolerance on Wall in JIS G3461, JIS G3462, JIS G3464 Hot Rolled Seamless Pipe Cold Drawn Seamless Pipe Electric Welded Pipe Wall Outside Diameter, mm Outside Diameter, mm Outside Diameter, mm 100 > >40 40 >40 (%) 2-0, +0.4mm -0, +0.3mm > , > , +35-0, > , +33-0, +33 -, 0-0 >4.6-0, +28-0, +28 Table 7 Tolerance on the Length in JIS G3461, JIS G3462, JIS G3464 Item Tolerance on Length <7m -0, +7mm OD<50mm Every 3m increase in length, the plus tolerance shall be increased by 3mm 7m with a maximum of 15mm. <7m -0, +10mm OD 50mm Every 3m increase in length, the plus tolerance shall be increased by 3mm 7m with a maximum of 15mm. OD: Outside Diameter Table 8 Tolerance on Outside Diameter in JIS G3465 Application Tolerance on Outside Diameter 50 ±0.5 Hot Rolled >50 ±1% Cold Drawn 40 ±0.2

23 JIS Seamless Pipe >40 ±0.5%

24 GB Seamless Pipe Steel Pipe- Seamless Pipe- GB Seamless Pipe- Steel Grade Standard No Steel Grade Standard Name 10, 20, 35, 45, Q345, 40Mn2, 45Mn2, 27SiMn, 40MnB, 45MnB, 20Mn2B, 20Cr, 30Cr, 35Cr, 40Cr, 45Cr, 50Cr, 38CrSi, 12CrMo, 15CrMo, 20CrMo, GB/T CrMo, 42CrMo, 12CrMoV, Seamless Steel Tubes for 12Cr1MoV, 38CrMoAl, 50CrVA, Structural Purposes 20CrMn, 20CrMnSi, 30CrMnSi, 35CrMnSiA, 20CrMnTi, 30CrMnTi, 12CrNi2, 12CrNi3, 12CrNi4, 40CrNiMoA, 45CrNiMoVA GB/T , 20, Q295, Q345 Seamless Steel Tubes for Liquid Service GB/T , 20, 30, 45 Cold Drawn or Cold Rolled Precision Seamless Steel Tubes GB/T A High-pressure Seamless Steel Tubes for Diesel Engine Inside Diameter Required GB/T , 20, 35, 45 Precision Seamless Steel Tube for Hydraulic and Pneumatic Cylinder Use GB , 20 Seamless Steel Tubes for Low and Medium Pressure 20G, 20MnG, 25MnG, 15MoG, GB MoG, 12CrMoG, 15CrMoG, Seamless Steel Tubes for High 12Cr2MoG, 12Cr1MoVG, Pressure 12Cr2MoWVTiB, 12Cr3MoVSiTiB, 10Cr9Mo1VNb GB , 20, 12CrMo, 15CrMo, 1Cr2Mo, Seamless Steel Tubes for 1Cr5Mo Petroleum Cracking Seamless Hot-rolled Steel GB/T , 35, 45, 27SiMn, 30MnNbRE Tubes for Hydraulic Pillar Service Dimension Range mm mm mm 6-10 mm mm mm mm mm mm Outside Diameter - D Steel Pipe- Seamless Pipe- GB Seamless Pipe- Dimension Wall Outside Wall Outside Diameter Diameter - S - D - S - D Wall - S

25 GB Seamless Pipe Calculation of Unit Weight: W= * S * (D-S)

26 GB Seamless Pipe Steel Pipe- Seamless Pipe- GB Seamless Pipe- Dimension Tolerance GB/T 8162 Seamless Steel Tubes for Structural Purposes GB/T 8163 Seamless Steel Tubes for Liquid Service GB 3087 Seamless Steel Tubes for Low and Medium Pressure GB 5130 Seamless Steel Tubes for High Pressure GB 9948 Seamless Steel Tubes for Petroleum Cracking GB/T Seamless Hot-rolled Steel Tubes for Hydraulic Pillar Service GB/T 8162 Seamless Steel Tubes for Structural Purposes Type Diameter Tolerance Common High-level Outside <50 ±0.50mm ±0.40mm Diameter 50 ±1% ±0.75% Hot Rolled ±12.5% (With a Minimum ±10%( With a Minimum <4 Tube Wall of ±0.40mm) of ±0.30mm) %, +15% ±10% >20 ±12.5% ±10% 6-10 ±0.20mm ±0.10mm Outside >10-30 ±0.40mm ±0.20mm Cold Diameter >30-50 ±0.45mm ±0.25mm Drawn >50 ±1% ±0.5% (Rolled) 1 ±0.15mm ±0.12mm Tube Wall > %, +15% ±10% >3-10%, 12.5% ±10% Note: When the outside diameter of the Hot Rolled tubes is no less than 351mm, the tolerance on wall thickness is ±18%. Type Hot Rolled Tube Cold Drawn GB/T 8163 Seamless Steel Tubes for Liquid Service Diameter Tolerance Common High-level Outside ±1%( With a Minimum All Diameter of ±0.50) Wall -12.5%, +15%( With a Minimum All of -0.40, +0.45) Outside 6-10 ±0.20 ±0.15 Diameter >10-30 ±0.40 ±0.20

27 GB Seamless Pipe (Rolled) >30-50 ±0.45 ±0.30 Tube >50 ±1% ±% 1 ±0.15mm ±0.12 Wall > %, +15% -10%, +12.5% >3-10%, 12.5% ±10% Note: When the outside diameter of the Hot Rolled tubes is no less than 351mm, the tolerance on wall thickness is ±18%. Type Hot Rolled Tube Cold Drawn (Rolled) Tube GB 3087 Seamless Steel Tubes for Low and Medium Pressure Diameter Tolerance Common High-level ±1.0% ( With a ±0.75%( With a Outside 159 Minimum of ±0.50mm) Minimum of ±0.40mm) Diameter >159 ±1.0% ±0.90% -12.5%, +15.0% ±10%( With a Minimum 20 (With a Minimum Wall of ±0.30mm) of 0.35, +0.45mm) >20 ±12.5% ±10% D 351 ±15% >10-30 ±0.40mm ±0.20mm Outside >30-50 ±0.45mm ±0.25mm Diameter >50 ±1% ±0.75% Wall %, +15% ±10% >3.0-10%, +12.5% ±10% Type Hot Rolled Tube Cold Drawn GB 5130 Seamless Steel Tubes for High Pressure Diameter Tolerance Common High-level ±1.0%( With a ±0.75%( With a Outside 159 Minimum Minimum Diameter of ±0.5mm) of ±0.3mm) >159 ±1.0% ±0.90% Wall >20 Outside <3.5-10%, +15% (With a Minimum of -0.32, +0.48mm) ±10%( With a Minimum of ±0.2mm) %, +15% ±10% D<219 ±10% ±7.5% D %, +12.5% ±10% 30 ±0.20mm ±0.15mm Diameter >30-50 ±0.30mm ±0.25mm

28 GB Seamless Pipe (Rolled) Tube Wall >50 ±% ±0.6% %, +12% ±10% >3 ±10% ±7.5% GB 9948 Seamless Steel Tubes for Petroleum Cracking Type Diameter Tolerance Tolerance on Length (m) Outside 159 ±1.00% Hot Rolled Diameter >159 ±1.25% 4-12 ±0.02 Tube Wall 20 ±12.5% >20 ±10.0% 30 ±0.20 Cold Outside >30-50 ±0.30 Drawn Diameter >50 ±0.08% ±0.02 (Rolled) Wall 3-10%, +12% Tube >3 ±10% GB/T Seamless Hot-rolled Steel Tubes for Hydraulic Pillar Service Diameter Tolerance (%) Common High-level ±1 ±0.75 Wall 20 ±12.5 >20-10, ±10

29 Line Pipe Steel Pipe- API Standard Pipe- Line Pipe- Steel Grade Chemical Composition- PSL 1 Grade & Class C Mn S Ti P Seamless, % A25, Class I A25, Class II A B X X46, X52, X X X65, X Welded, % A25, Class I A25, Class II A B X X46, X52, X ,,, X X X Chemical Composition- PSL 2 Grade C Mn S Ti P Seamless, % B X X46, X52 X56, X X65, X70, X Welded, % B X X46, X52, X X X X

30 Line Pipe X Mechanical Capability - PSL 1 Yield Strength, Tensile Strength, Elongation Grade In 2 inch psi MPa psi MPa (5mm),, % A25 25, , a A 30, , a B 35, , a X42 42, , a X46 46, , a X52 52, , a X56 56, , a X60 60, , a X65 65, , a X70 70, , a Mechanical Capability - PSL 2 Yield Strength Tensile Strength Elongation Grade In 2 inch psi MPa psi MPa (5mm),, % B 35,000 60, , , a X42 42,000 60, , , a X46 46,000 63, , ,000, a X52 52,000 66, , , a X56 56,000 71, , , a X60 60,000 75, , , a X65 65,000 77, , , a X70 70,000 82, , , a X80 80,000 90, , , a

31 Line Pipe Size Steel Pipe- API Standard Pipe- Line Pipe- Dimension Standard-wall Threaded Line Pipe Dimensions and Weight Specified Outside Diameter - D Specified Wall - T inch mm inch mm / / / / / / / / /

32 Size Line Pipe Steel Pipe- API Standard Pipe- Line Pipe- Standard - API 5L Specification for Line Pipe Tolerances for Diameter of Pipe Body Tolerance (with respect to specified outside diameter) <2 3 / in, in. (+0.41mm, -mm) / 8 and 4 1 / 2, continuous welded ±1.00% Size 2 3 / 8 and <20 ±0.75% 20, seamless ±1.00% 20 and 36, welded +0.75%, -0.25% >36, welded +1/4in, -1/8in.(+6.4mm, -3.2mm) Tolerance Tolerance for Diameter at Pipe Ends End-to-End Tolerance Diameter, Axis Tolerance Out-of-Roundness Maximum Differential Between Minimum and Maximum Diameters (Applies only to Pipe with D/t 75) /64(0.4mm) / 4 +1/16(1.6mm) >10 3-1/32(mm) / 4 and 20 +3/32(2.4mm) >20 and 42 Size >42-1/32(mm) +3/32(2.4mm) -1/32(mm) +3/32(2.4mm) Type of Pipe b ±1% in.(12.7mm) b ±1% in.(15.9mm) Tolerances for Wall Tolerance (Percent of Specified Wall ) Grade B or Lower Grade X42 or Higher 2 7 / 8 All +20.0, , >2 7 / All , , Welded +17.5, , Seamless +15.0, , Tolerance for Weight Quantity Tolerance (%) Single lengths, special plain-end pipe or A25 pipe +10, -5.0 Single lengths, other pipe +10, -3.5 Carloads, Grade A25, 40,000 lb (18 144kg) or more -2.5 Carloads, other than Grade A25, 40,000 lb (18 144kg) or more Carloads, all grades, less than 40,000 lb (18 144kg) -3.5

33 Line Pipe Order items, Grade A25, 40,000 lb (18 144kg) or more -3.5 Order items, other than Grade A25, 40,000 lb (18 144kg) or more Order items, all grades, less than 40,000 lb (18 144kg) -3.5 Tolerances on Lengths Nominal Length Minimum Length Minimum Average Length For Each Order Item Maximum Length ft m ft m ft m ft m Threaded-and-coupled Pipe Plain-end Pipe

34 Casing Pipe & Oil Pipe Steel Pipe- API Standard Pipe- Casing Pipe & Oil Pipe- Steel Grade Total Hardness Tensile Specified Allowable Elongation Yield Steel Strength Wall Hardness Type Under Strength Grade MPa Variation Load MPa HRC HBW mm HRC % H J K N N80 Q M L L80 9Cr L80 13Cr C90 1, C90 1, C90 1, C90 1, C T95 1, T95 1, T95 1, T95 1, P Q b Q b Q b Steel Pipe- API Standard Pipe- Casing Pipe & Oil Pipe- Dimension ISO/API Casing Pipes Labels Outside Wall Labels Outside Wall 1 D inch 2 lb/ft Diameter D mm t mm 1 D inch 2 lb/ft Diameter D mm t mm 3-1/ / / / / / /

35 Casing Pipe & Oil Pipe 4-1/ / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / / /

36 Casing Pipe & Oil Pipe / / / / / / / / / / / / ISO/API Oil Pipes Labels Outside Wall 2 Diameter 1 NU EU IJ D t T&C T&C mm mm / / / / / / / / /

37 Casing Pipe & Oil Pipe 2-7/ / / / / / / / / / / / / / / / Steel Pipe- API Standard Pipe- Casing Pipe & Oil Pipe- End-finish Type of Steel Pipe Type of End-Finishing Labels ISO/API Casing Pipe ISO/API Oiled Pipe Plain end Short round thread Long round thread Buttress thread Extreme-line Plain end Non-upset threaded and coupled External upset threaded and coupled Integral joint P S L B E P N U I

38 Casing Pipe & Oil Pipe Steel Pipe- API Standard Pipe- Casing Pipe & Oil Pipe- Standard API SPEC 5CT API Round-thread Casing Coupling Dimensions, Tolerance and Masses Label a 1 Size Outside Diameter D mm Outside Diamete r W b,c mm Minimum Length Short N L mm Long N L Diamete r Of Recess Q d mm Short Mass 4-1/ / / Kg Long / / / / / / / Labe l a 1 Size Outside Diameter D mm API Buttress Thread Casing Coupling Dimensions, Tolerances and Masses Outside Diameter Regula r W b,c mm Special Clearance W C mm Minimum Length N L mm Diameter of Counterbor e Q mm Regular Mass (kg) Special Clearan 4-1/ / / / / / ce

39 10-3/ / / 8 Casing Pipe & Oil Pipe / Label 1 a API Non-upset Tubing Coupling Dimensions, Tolerances and Masses Size Outside Diameter D mm Outside Diameter W b mm Minimum Length N L mm Diamet er of recess Q mm Maximum Bearing Face Diameter Special Bevel Bf mm Mass kg / / Lab el 1 a / / Size Outside Diamete r D mm API External-upset Tubing Coupling Dimensions, Tolerances and Masses Outside Diameter Regul ar & Specia l Bevel W b mm Special Clearance W C C mm Minimu m Length N L mm Diameter of Recess Q mm Maximum Bearing Face Diameter Special Bevel mm Bf Special Clearan ce mm Regula r Mass kg Special Cleara nce

40 Casing Pipe & Oil Pipe / / / /

41 ASTM Square, Rectangular Tube Steel Pipe- Square, Rectangular Tube-ASTM Square, Rectangular Tube - Steel Grade Dimension Standard Range Steel Grade Standard Name No S -Square R -Rectangular ASTM A500 S: 1-30 inch Cold-Formed Welded [ mm] Grade A, Grade B, and Seamless Carbon R: 3X2-30X20 inch Grade C, Grade D Steel Structural Tubing [76.2X5- in Rounds and Shapes 750X500mm] S: 1-30 inch ASTM A501 Grade A, Grade B Hot-Formed Welded and Seamless Carbon Steel Structural Tubing [ mm] R: 3X2-30X20 inch [76.2X5 750X500mm] ASTM A512 S: 1-30 inch MT1010, MT1015, MTX1015, MT1020, Cold-Drawn Butt weld [ mm] MTX1020, 1008, 1010, 1012, 1015, 1016, Carbon Steel R: 3X2-30X20 inch 1018, 1019, 1020, 1021, 1025, 1026, Mechanical Tubing [76.2X5-1030, 1035, 1110, 1115, X500mm] ASTM A513 MT1010, MT1015, MTX1015, MT1020, S: 1-30inch MTX1020, 1008, 1009, 1010, 1012, 1015, Electric-Resistance [ mm] 1016, 1017, 1018, 1019, 1020, 1021, 1022, -Welded R: 3X2-30X20 inch 1023, 1024, 1025, 1026, 1027, 1030, 1033, Carbon and Alloy Steel [76.2X5 1035, 1040, 1050, 1060, 1340, 1524, 4118, Mechanical Tubing 750X500mm] 4130, 4140, 5130, 8620, 8630

42 ASTM A519 ASTM A787 ASTM Square, Rectangular Tube MT1010, MT1015, MTX1015, MT1020, MTX1020,1008, 1010, 1012, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1025, 1026, 1030, 1035, 1040, 1045, 1050, 1518, 1524, 1541, 1330, 1335, 1340, 1345, 3140, E3310, 4012, 4023, 4024, 4027, 4028, 4037, 4042, 4047, 4063, 4118, 4130, 4135, 4137, 4140, 4142, 4145, 4147, 4150, 4320, 4337, E4337, 4340, E4340, 4422, 4427, 4520, 4615, 4617, 4620, 4621, 4718, 4720, 4815, 4817, 4820, 5015, 5046, 5115, 5120, 5130, 5132, 5135, 5140, 5145, 5147, 5150, 5155, 5160, 52100, E50100, E51100, E52100, 6118, 6120, 6150, E7140, 8115, 8615, 8617, 8620, 8622, 8625, 8627, 8630, 8637, 8640, 8642, 8645, 8650, 8655, 8660, 8720, 8735, 8740, 8742, 8822, 9255, 9260, 9262, E9310, 9840, 9850, 50B40, 50B44, 50B46, 50B50, 50B60, 51B60, 81B45, 86B45, 94B15, 94B17, 94B30, 94B40, 1118, 11L18, 1132, 1137, 1141, 1144, 1213, 12L14, 1215 Seamless Carbon and Alloy Steel Mechanical Tubing S: 1-30 inch [ mm] R: 3X2-30X20 inch [76.2 by5 750X500mm] S: 1-30 inch Electric-Resistance MT1010, MT1015, MTX1015, MT1020, [ mm] -Welded Metallic-Coated MTX1020, 1008, 1010, 1015, 1016, 1017, R: 3X2-30X20 inch Carbon Steel 1018, 1019, 1020 [76.2 by5 Mechanical Tubing 750X500mm] Steel Pipe- Square, Rectangular Tube-ASTM Square, Rectangular Tube - Dimension Dimensions of Common Sizes of Square Structural Tubing Calculated Calculated Outside in Outside Nominal Nominal Dimensions Dimensions Wall Wall inch. inch. Inch. Inch. 1(25.4) ( ) 8(203.2) ( ) 1.5(38.1) ( ) 10(254.0) ( ) 2(5) ( ) 12(304.8) ( ) 2.13(54.0) ( ) 14(355.6) ( ) 2.17(55.1) ( ) 16(406.4) ( ) 2.5(63.5) ( ) 18(457.2) ( ) 3(76.2) ( ) 20(508.0) ( )