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Product Description:
1 Production technology: cold drawn, hot-rolled, hot expanding
2 Standard: API 5L, ASME B36, 10, ASTM A106/A53, GR/G8162/8163
3 Specification range:
OD: 1/2''-24''
WT: SCH10-SCHXXS
4 Materials: 10#, 20#, 45#, 16Mn, GRB, Q345B, X42-56, ST44, ST52 etc.
5 Testing: Eddy current, Hydrostatic, Ultrasonic, Intergranular corrosion etc.
6 Packing: in bundles with steel strips, seaworthy packing as per customer's requirements
7 Application: ASTM A106/53 GRB seamless steel pipe is widely used in petroleum, power gneration, natural gas, coal gas, water and some solid materials etc.
SPEC | DIA | Thickness | ||||
A25.A.B | X42-X70 | |||||
D<60.3 | +0.41/-0.40mm | D<73 | +20/-12.5% | D≥73 | +15/-12.5% | |
API SPEC 5L | D≥60.3 | +0.75/-0.40mm | D≥73 | +15/-12.5% | D>73 | +15/-12.5% |
Chemical Composition:
SPEC | STEELGRADE | C | Mn | P | S | |
Max | Max | Min | Max | Max | ||
API SPEC 5L | PSL1 (GB/T9711.2) | |||||
A25II | 0.21 | 0.6 | 0.03 | 0.03 | ||
A25III | 0.21 | 0.6 | 0.45 | 0.8 | 0.03 | |
A | 0.22 | 0.9 | 0.03 | 0.03 | ||
B | 0.28 | 1.2 | 0.03 | 0.03 | ||
X42 | 0.28 | 1.3 | 0.03 | 0.03 | ||
X46.X52.X56 | 0.28 | 1.4 | 0.03 | 0.03 | ||
X60.X65.X70 | 0.28 | 1.4 | 0.03 | 0.03 | ||
PSL2 | ||||||
B | 0.24 | 1.2 | 0.025 | 0.015 | ||
X42 | 0.24 | 1.3 | 0.025 | 0.015 | ||
X46.X52.X56 | 0.24 | 1.4 | 0.025 | 0.015 | ||
X60.X65.X70.X80 | 0.24 | 1.4 | 0.025 | 0.015 |
Mechanical Properties:
SPEC | STEEL GRADE | YIELD STRENGTH (MPa) | TENSILESTRENGTH(MPa) | ELONGATION | ||
API SPEC 5L | PSL1 (GB/T9711.2) | |||||
A25 | 172 | 310 | ||||
A | 207 | 331 | ||||
B | 241 | 414 | ||||
X42 | 290 | 414 | ||||
X46 | 317 | 434 | ||||
X52 | 359 | 455 | ||||
X56 | 386 | 490 | ||||
X60 | 414 | 517 | ||||
X65 | 448 | 531 | ||||
X70 | 483 | 565 | ||||
PSL2 | ||||||
Min | Max | Min | Max | |||
B | 241 | 448 | 414 | 758 | ||
X42 | 290 | 496 | 414 | 758 | ||
X46 | 317 | 524 | 434 | 758 | ||
X52 | 359 | 531 | 455 | 758 | ||
X56 | 386 | 544 | 490 | 758 | ||
X60 | 414 | 565 | 517 | 758 | ||
X65 | 448 | 600 | 531 | 758 | ||
X70 | 483 | 621 | 565 | 758 | ||
X80 | 552 | 690 | 621 | 827 |