COLD DRAWN SEAMLESS PIPE
Cold drawn seamless tubing possesses a high strength-to-weight ratio and can be processed to provide a combination of desired characteristics.
Chemical Composition of JIS G3456 STPT 480 pipe
| Grade | Chemical Composition % | ||||
| C | Si | Mn | p | S | |
| STPT 480 | 0.33 max. | 0.10~0.35 | 0.30~1.00 | 0.035 max. | 0.035 max. |
Mechanical Properties of JIS G3456 STPT 480 seamless pipe
| Letter symbol of grade | Mechanical Properties | |||||
| Tensile strength | Yield strength | Elongation % | ||||
| kgf/m㎡ {N/ m㎡} | kgf/m㎡ {N/ m㎡} | No.11 and No.12 test pieces | No. 5 test pieces | No. 4 test piece | ||
| Longitudinal | Transverse | Longitudinal | Transverse | |||
| STPT 480 | 49{481} min. | 28{275} min. | 25 min. | 20 min. | 17 min. | 22 min. |





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