| Standard | ||
| ASTM A106/A179/A192A/A210/A213 | ||
| A312/A335/A376 / | ||
| EN 10216-1/10216-2/10216-3/10216-5 | ||
| GB 6479/9948 GB/T 5310/3087/5312 | API SPEC 5L PSL1 /PSL2 | |
| Sizes | ||
| OD:φ6~1016mm, THK;1mm~60mm. | ODφ6~1016mm, WT1mm~60mm. | |
Mechanical
properties

Seamless steel tubes are high-performance steel pipes manufactured without welding seams, ensuring superior strength, pressure resistance, and structural integrity. Compared with welded pipes, seamless tubes offer better uniformity and enhanced mechanical properties, making them ideal for high-pressure and critical applications.
| Standard | ||
| ASTM A106/A179/A192A/A210/A213 | ||
| A312/A335/A376 / | ||
| EN 10216-1/10216-2/10216-3/10216-5 | ||
| GB 6479/9948 GB/T 5310/3087/5312 | API SPEC 5L PSL1 /PSL2 | |
| Sizes | ||
| OD:φ6~1016mm, THK;1mm~60mm. | ODφ6~1016mm, WT1mm~60mm. | |
Mechanical
properties
