MIM-420

MIM420 (martensitic grade) is a combination of high strength, hardness, and wear resistance with middle corrosion resistance.
This stainless steel is magnetic and has less deformation after vacuum heat treatment. It is always used in automotive, aerospace, tableware and tools.

Chemical Content

420 C Si S P Mn Cr Ni
w.t/% 0.16-0.25 ≤1.00 ≤0.03 ≤0.04 ≤1.0 12.0-14.0 ≤0.75
420 Finished product density Injection density Hardness Hardness after heat treatment Tensile strength yield strength
7.25-7.3 4.66-4.70 ≥320 ≥460 ≥1600Mpa ≥1300Mpa
316L C Si S P Mn Cr Ni Mo N
w.t/% 0.03 0.75 0.03 0.045 2 16-18 10-14 2-3 0.1
316L Finished product density Injection density Hardness Hardness after heat treatment Tensile strength yield strength
7.88-7.90 5.40-5.50 ≥HV130 / ≥514Mpa ≥180Mpa
304 C Si S P Mn Cr Ni Fe
w.t/% ≤0.03 ≤1.00 ≤0.03 ≤0.03 ≤2.0 18.0-20.0 8.0-11.0 Bal
440C C Si S P Mn Cr Ni
w.t/% 0.95-1.20 ≤1.00 ≤0.03 ≤0.035 ≤1.0 16.0-18.0 ≤0.60
17-4PH C Si S P Mn Cr Ni Nb+Ta
w.t/% ≤0.07 ≤1.00 ≤0.03 ≤0.04 ≤1.0 15.5-17.5 3.0-5.0 0.15-0.45
17-4PH Finished product density Injection density Hardness Hardness after heat treatment Tensile strength yield strength
7.56-7.60 5.38-5.50 HV260-340 ≥550 ≥950Mpa ≥660Mpa
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