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Cr5Mo1V属空淬模具钢,具有深的空淬硬化性能,这对于要求淬火和回火之后必须保持其形状的复杂模具是极为有益的。该钢由于 ...
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8cr13是什么材质
8Cr13锻造钢材是高耐磨热锻模具钢,可用于镜面模具,淬火后防酸性高,应避免在460~480℃范围内回火,以免降低冲击韧性值 ...
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Judge finds 'missteps'
Paige Greco dies
Sentenced to death
International enrollment fell
Backs vote to release files
Orders 65 more 777X
To co-lead AI startup
Japan's economy contracts
Receives honorary Oscar
US strike in Pacific kills 3
'The Simpsons' writer dies
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Wins Skate America gold
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Breaks Chiefs record
Tops global box office
Dodgers acquire Gough
Lifts flight restrictions
USS Ford arrives in Caribbean
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Chino Hills home explosion
UKR signs letter of intent
Congo mine bridge collapse
Novo Nordisk cuts prices
Wins ATP Finals title
Girls abducted in Nigeria
To face Anthony Joshua
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