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| 配方类型： |
METALS AND THEIR TREATMENT |
| 配方说明： |
Improved Iron Powder Sintering |
| 配制方法： |
Addition of 2% tin and 3% copper to iron powder permits sintering at 1740'F in contrast to the 2100'F temperature required to achieve comparable properties (45,000 psi tensile strength.) |
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