China API 5L X42 X46 X52 Steel Line Pipe, Find details about China Round Steel Tube, API Pipe from API 5L X42 X46 X52 Steel Line Pipe
Stan- dard | Trade mark | Chemical components | Mechanical property | ||||||||||
| C | Si | Mn | P,S | Cu | Ni | Mo | Cr | V | Tensile Strength | Yield Strength | Elongation | ||
ASTM A53 | A | ≤0.25 | / | ≤0.92 | ≤0.05 | ≤0.06 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 | ≥330 | ≥205 | ≥29.5 |
| B | ≤0.30 | / | ≤1.2 | ≤0.05 | ≤0.06 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 | ≥415 | ≥240 | ≥29.5 | |
| Stan-dard | Trade mark | Chemical components | Mechanical property | ||||||||||
| C | Si | Mn | P,S | Cu | Ni | Mo | Cr | V | Tensile Strength | Yield Strength | Elongation | ||
ASTM A106 | B | ≤0.30 | ≥0.10 | 0.29-1.06 | ≤0.035 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 | ≥415 | ≥240 | ≥30 |
| C | ≤0.35 | ≥0.10 | 0.29-1.06 | ≤0.035 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 | ≥485 | ≥275 | ≥30 | |
| Class and Sort | Chemical components | Mechanical property | |||||||
| C(Max) | Mn(Max) | P(Max) | S(Max) | Tensile Strength(Min) | Yield Strength(Min) | ||||
| A25 | CL I | 0.21 | 0.60 | 0.030 | 0.030 | 45.000 | 310 | 25.000 | 172 |
| CL II | 0.21 | 0.60 | 0.030 | 0.030 | |||||
| A | 0.22 | 0.90 | 0.030 | 0.030 | 48.000 | 331 | 30.000 | 207 | |
| B | 0.28 | 1.20 | 0.030 | 0.030 | 60.000 | 414 | 35.000 | 241 | |
| X42 | 0.28 | 1.30 | 0.030 | 0.030 | 60.000 | 414 | 42.000 | 290 | |
| X46 | 0.28 | 1.40 | 0.030 | 0.030 | 63.000 | 434 | 46.000 | 317 | |
| X52 | 0.28 | 1.40 | 0.030 | 0.030 | 66.000 | 455 | 52.000 | 359 | |
| X56 | 0.28 | 1.40 | 0.030 | 0.030 | 71.000 | 490 | 56.000 | 386 | |
| X60 | 0.28 | 1.40 | 0.030 | 0.030 | 75.000 | 517 | 60.000 | 414 | |
| X65 | 0.28 | 1.40 | 0.030 | 0.030 | 77.000 | 531 | 65.000 | 448 | |
| X70 | 0.28 | 1.40 | 0.030 | 0.030 | 82.000 | 565 | 70.000 | 483 | |
| item | material | standard | specification (OD*WT)mm | usage |
| alloy pipe | Cr5Mo. 15CrMo 13CrMo44 12Cr1MoV P22 T91,P91,P9, T9 Wb36 | GB5310-95 GB9948-88 ASTMA335/A335M ASTMA213/213M DIN17175-79 JISG3467-88 JISG3458-88 | 16-824*2-100 | The seamless steal pipes features resistance to high pressure, high/low temperature and corrosion and is used in the industries of petroleum, chemical engineering and. Electric power as well as boiler |
| High-pressure boiler pipe | 20G ,A106, ST 45 | GB5310-95 ASTM A 106-99 DIN17175-79 | 14-630*2-80 | Temperature-resistant seamless steel pipe far high-pressure boiler |
Seamless pipes for petroleum | 20, 12CrMo, 15CrMo | GB9948-88 | 10-530*1.5-36 | Boiler pipes for refinery, heat-exchanging pipes, seamless steel pipes for pipeline |
| High-pressure Seamless pipes for fertilizer making equipment | 20, 16Mn, Q345 | GB6479-2000 | 18-530*3-40 | Fertilizer making equipment and pipe line |
Low and medium- pressure boiled pipe | 10,20 | GB3087-1999 | 10-530*2-40 | Over-heat pipe for low and medium pressure boiler, boiling water pipe, locomotive smoke pipe(big and small) |
| Fluid pipe | 20, Q345 | GB/T8163-1999 | 8-630*1.0-40 | Fluid feeding |
| Structural pipe | 20, Q345 10, 20,35,45, 16Mn,Q345B | GB/T8162-1999 | 6-1020*1.5-100 | For common structure |
| Line pipe | Gr.B | API | 60-630*1.5-40 | Carrying gas, water or oil in the industries of petroleum and natural gas |
Hydraulic prop pipe | 27SiMn | GB/T17396-1998 | 70-377*9-40 | Hydraulic support and prop |