Material – ASTM F 75 R30075
Standard Specification for Cobalt-28 Chromium-6 Molybdenum Casting Alloy and Cast Products for Surgical Implants
Group - Non-Ferrous Cobalt Alloys
Sub Group - ASTM F 75 R30075 Cobalt-28 Chromium-6 Molybdenum Casting Alloy and Cast Products for Surgical
Implants
Application - Intended for Valve, Pump, General Engineering, Automotive, Medical and other Industries
Grade Belongs to the Industry - Casting
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.350 max. |
| Chromium | Cr % | 27.000 - 30.000 |
| Molybdenum | Mo % | 5.000 - 7.000 |
| Nickel | Ni % | 0.500 max. |
| Iron | Fe % | 0.750 max. |
| Silicon | Si % | 1.000 max. |
| Manganese | Mn % | 1.000 max. |
| Tungsten | W % | 0.200 max. |
| Phosphorus | P % | 0.020 max. |
| Sulphur | S % | 0.010 max. |
| Nitrogen | N % | 0.250 max. |
| Aluminium | Al % | 0.100 max. |
| Boron | B % | 0.010 max. |
| Titanium | Ti % | 0.100 max. |
| Cobalt | Co % | Balance |
| Heat Treatment |
|---|
| As-Cast or Annealing |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 655 min. |
| Yield Strength in Mpa | 450 min. |
| Elongation in % | 8 min. |
| Reduction of Area in % | - |
| Hardness in HRC | 25 - 35 |
| Impact in Joule | - |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| R30075 | UNS | USA | Casting |
| 7402-1 | JIS | Japan | Casting |
| - | - | - | - |
| - | - | - | - |
| - | - | - | - |
| - | - | - | - |
| - | - | - | - |