TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Seamless Ms Pipes Astm A179 Seamless Boiler Tube For High Pressure
Boiler Steel Pipe/Tube is a kind of seamless steel pipe. The manufacturing method is the
same as seamless steel pipes, but there are strict requirements for the steel grades used
to manufacture boiler steel pipes. According to the temperature level, it is divided into two
types: low pressure boiler tube and high pressure boiler tube.
| Origin | ZHEJIANG CHINA |
| Brand | TORICH |
| Company | Torich International Limited |
| Material | Carton Steel,10#, 20#, 45#, ST37 ect |
| Certificated | ISO9001 |
| Technology | Hot Rolled/Cold Drawn |
| Tolerance | Control with in the standard, OD:+/-1%, WT:+/-1% |
| OD | 10-600mm |
| WT | 1.73-17.48mm |
| Length | 1-12m |
Hot rolling (extrusion seamless steel pipe): round billet → heating → perforation
→ three-roll cross-rolling, continuous rolling or extrusion → pipe removal → sizing (or reducing
diameter) → cooling → straightening → hydrostatic test (or Flaw detection) → mark → warehousing