MIM 17-4 H900

MIM 17-4 H900(also known as MIM 17-4 PH H900) is a high-strength, corrosion-resistant metal alloy, the H900 designation refers to materials used to harden to achieve a minimum yield strength of 900MPa (130 ksi) and high toughness heat treatment process.

Chemical Content

17-4 H900 C Si S P Mn Cr Ni Cu Nb
w.t/% ≤0.07 ≤1.00 ≤0.03 ≤0.035 ≤1.0 15.5-17.5 3.0-5.0 3.0-5.0 0.15-0.4
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
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
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
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
17-4 H1100 Density Tensile Strength, Ultimate Tensile Strength, Yield Hardness Rockwell C Elongation at Break Reduction of Area Charpy Impact, Unnotched
7.7g/cm3 1000 MPa (145000psi) 910 MPa (132000psi) 34 0.12 0.33 140J(103 ft-lb)

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