Industrial Heating, Volym 25National Industrial Publishing Company, 1958 |
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Resultat 1-3 av 75
Sida 227
... tempera- tures to 2150 ° F ± 5 ° F and a vacuum pressure of 1/10 of one micron ( equivalent of 1 / 7,600,000 of one at- mosphere ) . The decision to design and con- struct the vacuum heat treating fur- nace was made after extensive sur ...
... tempera- tures to 2150 ° F ± 5 ° F and a vacuum pressure of 1/10 of one micron ( equivalent of 1 / 7,600,000 of one at- mosphere ) . The decision to design and con- struct the vacuum heat treating fur- nace was made after extensive sur ...
Sida 294
... tempera- ture range up to a maximum of 2000 ° F . The load is held at tem- perature for a predetermined time ( note cam arrangement ) and allowed to cool at the rate of 250 ° F per hour . This programming is ac- complished by the ...
... tempera- ture range up to a maximum of 2000 ° F . The load is held at tem- perature for a predetermined time ( note cam arrangement ) and allowed to cool at the rate of 250 ° F per hour . This programming is ac- complished by the ...
Sida 926
... tempera- ture properties . Unlike most metals , it does not lose its room - tempera- ture strength drastically with in- creasing temperature . At 2000 ° F- just about the melting point of copper - it has roughly the same strength as ...
... tempera- ture properties . Unlike most metals , it does not lose its room - tempera- ture strength drastically with in- creasing temperature . At 2000 ° F- just about the melting point of copper - it has roughly the same strength as ...
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No | 31 |
Metallurgical Summary of 1957 By William H Eisenman | 40 |
III By C E Peck | 66 |
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