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 |