2.OD:1/4"-14"
3.WT:SCH40-SCH160
4.API5L,API5CT
standard | Steel grade | Chemical Composition% | TS MPa | YS MPa | Elongation% | ||||
C | Mn | P | S | MIN | |||||
API5L | B | 0.27 | 1.15 | 0.03 | 0.03 | 413 | 241 | 25.1-29.5 | |
X42 | 0.29 | 1.25 | 0.03 | 0.03 | 413 | 289 | 21.5-29.5 | ||
X46 | 0.31 | 1.35 | 0.03 | 0.03 | 434 | 317 | 20.5-28.5 | ||
X52 | 0.31 | 1.35 | 0.03 | 0.03 | 455 | 358 | 19.5-27 | ||
X56 | 0.26 | 1.35 | 0.03 | 0.03 | 489 | 386 | 18.5-25.5 | ||
X60 | 0.26 | 1.35 | 0.03 | 0.03 | 517 | 413 | 17.5-24 | ||
1 | Standard | API5L X45/X60/X80 Seaamless steel pipes |
2 | OD | 13.7-355mm (1/ 4-14 inch) |
3 | Thickness | SCH 20 to SCH 160(1.73-35mm) |
4 | Grade | A, B, Q235, Q345, L245, L290, L360, L415, L485, 20#, GR.B, J55, K55, H40, X42, X46, X52, X56, X60, X65, J55, K55, 16Mn, ST37, ST52 |
5 | Treatment | end plain or bevled |
6 | Coating | 2PE, 3PE, Epoxy powder |
7 | Packing: | Labeled and bundled together with steel strip |
8 | Application | Low, medium and high pressure boiler, transportation for gas, water, oil and natural gas, tubes for heat exchanger and chemical fertilizer equipments, for hydraulic pillar service etc. |
Chinese Standard | American Standard | German Standard | |
10# | A53-A | St37 | DIN1626 |
A106-A | St37-2 | DIN17175 | |
A179-C | St35-8 | DIN17175 | |
20# | ASTM A106-B | St45-8 | DIN17175 |
ASTM A53-B | St42-2 | DIN1626 | |
ASTM 178-C | St45-4 | DIN1629/4 | |
45# | ASTM A 1045 | CK45 | |
16Mn | A210-C | St52 | DIN1629/3 |
St52.4 | DIN1629/4 | ||
