钴基合金是在钴铬合金中熔入适量的钨和碳,钨的加入使钴基体进一步固溶强化。碳在钴中的溶解度很小,因而加入的碳和过量的钨形成 WC,W2C,M6C等碳化物,这些硬质相弥散分布在钴基体中,产生析出强化作用,使该类合金在800高温下,仍能保持优异的高温强度和高温硬度,因此钴、铬、钨、碳合金具有优异耐高温磨损、抗高温氧化和热疲劳等综合性能。
Co42C:0.5-1.0,Cr:19.0-23.0,Si:1.0-3.0,B:1.5-2.0,W:7.0 9.0,Fe5,Ni,Cu,Mo,Co:bal
APPLICATION:Used in good wear-resisting and anti-corrosion place which below 700degree, such as high temperature and high pressure valve,High pressure pump cover.
Co42C:0.5-1.0,Cr:19.0-23.0,Si:1.0-3.0,B:1.5-2.0,W:7.0 9.0,Fe5,Ni,Cu,Mo,Co:bal
APPLICATION:Used in good wear-resisting and anti-corrosion place which below 700degree, such as high temperature and high pressure valve,High pressure pump cover.
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