Alloy pipe

  Properties of Steel Pipe Steel Grade Yield（MPa） Tensile Elongation Hardness （Mpa） （%） (HRC) 45Mn2 — — — HRC≥50 Hot rolling delivery, HRC should be more than or equal to 50 after heat treatment HS-1 — — — HRC≥55 Hot rolling delivery, HRC should be more than or equal to 55 after heat treatment 65Mn — — — HRC≥58 Hot rolling delivery, HRC should be more than or equal to 58 after heat treatment H65 — — — HRC≥60 Hot rolling delivery, HRC should be more than or equal to 60 after heat treatment NM50 ≥420 ≥750 ≥14% HRC≥50 HRC should be more than or equal to 50 after heat treatment NM55 ≥450 ≥780 ≥13% HRC≥55 HRC should be more than or equal to 55 after heat treatment NM60 ≥530 ≥880 ≥12% HRC≥60 HRC should be more than or equal to 60 after heat treatment NM62 ≥550 ≥990 ≥12% HRC≥62 HRC should be more than or equal to 62 after heat treatment Production Range OD: 42mm-760mm WT: 4mm-120mm Steel Grade Technical standard: GB/T 8162, GB/T 33966, GB/T 8163 or technical agreement. Application Fields ...