Seamless Pipes ASTM A179 Boiler Tube
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 | SAE1010 , SAE1020 , SAE1035 , SAE1045 , ST37.0 , ST44 , ST52 , E235 , E355 |
Certificated | ISO9001 |
Technology | Hot Rolled/Cold Drawn |
Tolerance | ±3%, ±5% |
OD | 5-420mm |
WT | 0.5-50mm |
Length | 1-12m |
Production process
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