Application: Used for the Transmission of Oil & Gas
Specification: OD: 40.26mm ~ 114.3mm
WT: 3.18mm ~ 16mm
LENGTH: R1, R2, R3
Standard & Grade: API 5CT J55/K55/N80/C75/L80/C90/T95/Q125
Process Type: Seamless (SMLS), Electric Resistance Welded (ERW)
End:Beveled, Square Cut, With NUE/EUE Connection
Surface: Anti-corrosion Water Based Paint
Packing:Protection Caps in both End, Waterproof Paper Wrapped, Two Tags
Pipe Types
Pipe Size (mm)
Tolerances
Hot Rolled
OD
≤159
±1.0%
>159
±1.20%
WT
≤20
±12.5%
>20
±10.0%
Cold Drawn
OD
≤30
±0.20mm
30-50
±0.30mm
>50
±0.8%
WT
≤3
+12% -10%
>3
±10%
| Grade |
Chemical Composition |
Mechanical Properties |
|||||||||
|
C |
Mn |
Si |
Cr |
Mo |
Ni |
S | P |
Tensile Strength(Mpa) |
Yield Strength(Mpa) |
Elongation(%) |
|
|
10 |
0.07-0.14 |
0.35-0.65 |
0.17-0.37 |
≤0.15 |
- |
≤0.25 |
≤0.035 |
≤0.035 |
330-490 |
≥205 |
≥24 |
| 20 |
0.17-0.24 |
0.35-0.65 |
0.17-0.37 |
≤0.25 |
- |
≤0.25 |
≤0.035 |
≤0.035 |
410-550 |
≥245 |
≥21 |
|
12CrMo |
0.08-0.15 |
0.40-0.70 |
0.17-0.37 |
0.40-0.70 |
0.40-0.55 |
≤0.30 |
≤0.035 |
≤0.035 |
410-560 |
≥205 |
≥21 |
|
15CrMo |
0.12-0.18 |
0.40-0.70 |
0.17-0.37 |
0.80-1.10 |
0.40-0.55 |
≤0.30 |
≤0.035 |
≤0.035 |
440-640 |
≥235 |
≥21 |
|
1Cr2Mo |
≤0.15 |
0.30-0.60 |
0.50-1.00 |
2.15-2.85 |
0.40-0.65 |
- |
≤0.035 |
≤0.035 |
≥390 |
≥175 |
≥22 |
|
1Cr5Mo |
≤0.15 |
≤0.60 |
≤0.60 |
4.00-6.00 |
0.45-0.60 |
≤0.60 |
≤0.035 |
≤0.035 |
≥390 |
≥195 |
≥22 |
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