API 5L X52QS Sour Service Seamless Line Pipes from China
API 5L X52QS Sour Service Seamless Line Pipes are mainly used in transportation of natural gas, which is the most difficult grade to be produced.
1 Production technology: Hot-rolled, Cold-drawn, Hot-expanding
2 Standards: API 5L PSL1, PSL2
3 Specification range:
OD: 3''-24'' (48mm-610mm)
WT: SCH10-SCHXXS
4 Materials: GR.B,L245,L290,L360,X42,X46,X56,X65,X70
5 Testing: Eddy current, Hydrostatic, Ultrasonic, Intergranular corrosion etc.
6 Packing: in bundles with steel strips, seaworthy packing as per customer's requirements
|
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 |
||
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