--- Application: for petroleum and natural gas industries
Chemical properties and mechanical properties
Grade and Chemical Composition (%)
API 5L PSL1 | |||||
Grade |
C (Max) |
Mn (Max) |
P (Max) |
S (Max) |
Ti (Max) |
A25,TypeⅠ |
0.21 |
0.6 |
0.03 |
0.03 |
- |
A25,Type Ⅱ |
0.21 |
0.6 |
0.045~0.08 |
0.03 |
- |
A |
0.22 |
0.9 |
0.03 |
0.03 |
- |
B |
0.28 |
1.2 |
0.03 |
0.03 |
0.04 |
X42 |
0.28 |
1.3 |
0.03 |
0.03 |
0.04 |
X46, X52, X56 |
0.28 |
1.4 |
0.03 |
0.03 |
0.04 |
X60 |
0.28 |
1.4 |
0.03 |
0.03 |
0.04 |
X65, X70 |
0.28 |
1.4 |
0.03 |
0.03 |
0.06 |
API 5L PSL2 | |||||
Grade |
C(Max) |
Mn(Max) |
P(Max) |
S(Max) |
Ti(Max) |
B |
0.24 |
1.2 |
0.025 |
0.015 |
0.04 |
X42 |
0.24 |
1.3 |
0.025 |
0.015 |
0.04 |
X46,X52,X56, X60 |
0.24 |
1.4 |
0.025 |
0.015 |
0.04 |
X65,X70, X80 |
0.24 |
1.4 |
0.025 |
0.015 |
0.06 |
Mechanical Properties
1. API 5L PSL1
Grade |
Yield Strength, Min (Mpa) |
Tensile Strength, Min (Mpa) |
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 |
2. API 5L PSL2
Grade | Yield Strength, Min (Mpa) |
Tensile Strength, Min (Mpa) |
B |
241~448d |
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 |
552~690e |
621~827 |
Seamless steel pipe specification
Outer diameter(OD): 10.3mm~863mm
Thickness: 2mm~100mm
Length: 3m, 5.8m, 6m, 10m, 11.8m, 12m, 14m or as per customers’ request
Ends type: plain ends (square cut), bevel ends, thread, coupling ......
Surface
All surfaces have been 100% visually inspected. The surface condition complies with API 5L standard.
Coverage
(a) longitudinal: 100% of the pipe surface
(b) pipe ends not scanned by automatic ultrasonic system shall be inspected by manual UT or Magnetic Particle. Examination.
Hydrostatic test
(a) Test pressure may not exceed 2970 psi in accordance to API 5L requirements.
(b) Holding time: minimum 5 seconds.
Certification and traceability
All dimensions will be supplied with a 3.2 certificate according to EN 10204, endorsed by recognized and independent inspection agency.
Marking on pipes accordance with API requirements & mill standard, size, weight, heat number.
Dimensional control
All dimensions will be supplied according to API 5L standard; In addition, the following tolerances apply:
(a) Pipe body: +/- 0,75%
(b) Pipe end: +/- 0,5%
(c) Thickness: +15%, -12,5%
(d) Length: -0 / +100mm
Pipe Ends
Pipe Ends are plain or bevel. Bevel End angle shall be 30°- 0°/+5°, Ends is protected by plastic/metal cap/ends protector.
Protection
Varnish painting, galvanized, 3LPE, 3PP, anti-corrosion material coating.
Packing and shipment
For 1/2” to 8” seamless steel pipe, packaging always be in bundles with steel strip, 9'' and upper size will be in loose.
Coating type: bare, varnish painting(anti-rusted painting), hot dipped galvanized, 3LPE, 3PP
End protect: plastic ends cap, end protector.
Packing: Bundled or each piece with knitted plastic bag, wooden cases or Ply-wooden Case /Iron Case/ Bundle or as per customers' requirement.
Equipped with advanced facilities, WANLEI is engaged in offering api 5l seamless steel line pipe with high quality, strong durability and reasonable price, which is one of the professional manufacturers and suppliers in China. Under strict quality control and management system, we can assure the high quality of our products. Please be free to buy steel pipe with our factory.