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Product Overview
Carbon Steel Oil Pipes
A carbon steel oil pipe, seamless/ERW/LSAW/SSAW, FBE/3PE/3PP coating, to API 5L/ISO 3183, for petroleum and natural gas pipeline transport.
Product Introduction
· Manufacturing types: Seamless, ERW, LSAW, SSAW
· Surface options: Black varnish, FBE coating, 3PE/3PP anti-corrosion coating, bare steel
· End types: Plain end, beveled end, threaded end, grooved end, with pipe caps
Main Executive Standards
- API 5L / ISO 3183: Specification for line pipe used in petroleum & natural gas industries (PSL1 / PSL2 product specification levels)
- API 5CT: Casing and tubing for oilfield well service
- ASTM A106: Seamless carbon steel pipe for high-temperature service
- ASTM A53: Welded & seamless carbon steel pipe for general service
- ASME B36.10M: Welded and seamless wrought steel pipe dimensions
- EN 10208 / EN 10217: European steel tubes for petroleum pipeline systems
- GB/T 9711: Chinese specification for steel pipes for oil & gas transmission pipelines
3. Material & Grades
API 5L Common Grades
- Grade B (L245), X42 (L290), X46 (L320), X52 (L360), X60 (L415), X65 (L450), X70 (L485), X80 (L555)
- PSL1: Basic quality requirements for general service
- PSL2: Enhanced toughness, strict chemical composition, mandatory impact test, 100% NDT, for critical & sour service applications
Other Carbon Steel Grades
- ASTM: A106 Gr.B, A53 Gr.B
- European: S275JR, S355J2H, P265GH
| NPS (Inch) | DN | Outer Diameter (mm) | Wall Thickness STD (mm) | Standard Length |
|---|---|---|---|---|
| 2" | DN50 | 60.3 | 3.91 | 6m / 12m |
| 3" | DN80 | 88.9 | 5.49 | 6m / 12m |
| 4" | DN100 | 114.3 | 6.02 | 6m / 12m |
| 6" | DN150 | 168.3 | 7.11 | 6m / 12m |
| 8" | DN200 | 219.1 | 8.18 | 6m / 12m |
| 12" | DN300 | 323.9 | 10.31 | 6m / 12m |