Tubo de acero sin costura
Classfication of seamless steel pipe
| Types | Application |
| Structure Purposes |
General structure and mechanical |
| Liquid Services |
Petroleum, gas and other fluids conveying |
| Low and Medium Pressure |
Steam and boiler manufacturing |
| Hydraulic Pillar Service |
Hydraulic support |
| Auto Semi-shaft Casing |
Auto sem-shaft casing |
| Line Pipe |
Oil and gas conveying |
| Tubing and Casing |
Oil and gas conveying |
| Drill Pipes |
Well drilling |
| Geological Drilling Pipe |
Geological drilling |
| Petroleum Cracking Tubes |
Furnace tubes, heat exchangers |
Standard of seamless steel pipe
| Standard | Grade | Chemical Components (%) |
Mechanical Properties |
||||||
| ASTM A53 | C |
Si |
Mn |
P |
S |
Tensile STrength(Mpa) |
Yield STrength(Mpa) |
||
| A | ≤0.25 |
- | ≤0.95 |
≤0.05 |
≤0.06 |
≥330 |
≥205 |
||
| B | ≤0.30 |
- | ≤1.2 |
≤0.05 |
≤0.06 |
≥415 |
≥240 |
||
| ASTM A106 | A |
≤0.30 |
≥0.10 |
0.29-1.06 |
≤0.035 |
≤0.035 |
≥415 |
≥240 |
|
| B |
≤0.35 |
≥0.10 |
0.29-1.06 |
≤0.035 |
≤0.035 |
≥485 |
≥275 |
||
| ASTM A179 | A179 | 0.06-0.18 |
- | 0.27-0.63 |
≤0.035 |
≤0.035 |
≥325 | ≥180 |
|
| ASTM A192 | A192 | 0.06-0.18 |
≤0.25 |
0.27-0.63 |
≤0.035 |
≤0.035 |
≥325 |
≥180 |
|
| API 5L PSL1 | A | 0.22 |
- | 0.90 |
0.030 |
0.030 |
≥331 |
≥207 |
|
| B |
0.28 |
- | 1.20 | 0.030 |
0.030 |
≥414 |
≥241 |
||
| X42 |
0.28 |
- | 1.30 | 0.030 |
0.030 |
≥414 |
≥290 |
||
| X46 |
0.28 |
- | 1.40 | 0.030 |
0.030 |
≥434 |
≥317 |
||
| X52 |
0.28 |
- | 1.40 |
0.030 |
0.030 |
≥455 |
≥359 |
||
| X56 |
0.28 |
- | 1.40 |
0.030 |
0.030 |
≥490 |
≥386 | ||
| X60 |
0.28 |
- | 1.40 |
0.030 |
0.030 |
≥517 |
≥448 | ||
| X65 |
0.28 |
- | 1.40 |
0.030 |
0.030 |
≥531 |
≥448 | ||
| X70 |
0.28 |
- | 1.40 |
0.030 |
0.030 |
≥565 |
≥483 |
||
| API 5L PSL2 | B |
0.24 |
- | 1.20 |
0.025 |
0.015 |
≥414 |
≥241 |
|
| X42 |
0.24 |
- | 1.30 |
0.025 |
0.015 |
≥414 |
≥290 |
||
| X46 |
0.24 |
- | 1.40 |
0.025 |
0.015 |
≥434 |
≥317 |
||
| X52 |
0.24 |
- | 1.40 |
0.025 |
0.015 |
≥455 |
≥359 |
||
| X56 |
0.24 |
- | 1.40 |
0.025 |
0.015 |
≥490 |
≥386 |
||
| X60 |
0.24 |
- | 1.40 |
0.025 |
0.015 |
≥517 |
≥414 |
||
| X65 |
0.24 |
- | 1.40 |
0.025 |
0.015 |
≥531 |
≥448 |
||
| X70 |
0.24 |
- | 1.40 |
0.025 |
0.015 |
≥565 |
≥483 |
||
| X80 |
0.24 |
- | 1.40 |
0.025 |
0.015 |
≥621 |
≥552 | ||



