Mould is used for steel tubes roll forming. Specific sets of mould can be used to bend strip steel into steel tubes of the required diameter.
Material: GCr15 or Cr12 or Cr12MoV or High Chromium alloy
Hardness of roller: HRC58-62
Deepness of quench hardening: ≥ 10mm
Roughness of surface: Ra≤0.8um