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
- 304
- 316L
- 420
- 440C
- 17-4PH
- 17-4 H1100
| 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） |