steel&steel pipe&Jib used seamless steel pipe

Detailed Product Description

Name:Jib used seamless steel pipe

Content StandardQ/OHAD015-2008 Uses  Tolerancesdiameterthicknessweight tolerance   Item   Size,mm   tolerance,%  Hot-rolled pipe  outside diameter D  +12.5%  thickness S  -10%  cold drawing pipe  outside diameter D  ±1%  thickness S  ±10%       Capability list NO   Yield strength Rel, MPa Tensile strength Rm, MPa Elongation rate A,% Impact energy Akv-20,J   HSM450   ≥450   600~750   ≥17.0   ≥27   HSM770   ≥770   820~1000   ≥15.0   ≥55   HSM890   ≥890   960~1100   ≥14.0   ≥55 steel&steel pipe&Jib used seamless steel pipe and so on.