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湖北省 武漢市
更新時間
2023-08-24 10:38:29
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A10VSO10DFR1/52R-PPA14N00-S1482
A10VSO10DFR1/52R-PPA14N00-SO857
A10VSO10DFR1/52R-PPA14N00-SO858
A10VSO10DFR1/52R-PSA14N00-S1915
A10VSO10DFR1/52R-PSA14N00-SO 32
A10VSO10DFR1/52R-PSC14N00
A10VSO10DFR1/52R-PSC14N00-SO 32
A10VSO10DFR1/52R-PSC64N00
A10VSO10DFR1/52R-PSC64N00E
A10VSO10DFR1/52R-PSC64N00ES1768
A10VSO10DFR1/52R-PSC64N00-S1768
A10VSO10DFR1/52R-PUC64N00
A10VSO10DFR1/52R-PUC64N00E
A10VSO10DFR1/52R-PUC64N00E
A10VSO10DFR1/52R-PUC64N00-SO857
A10VSO10DFR1/52R-VPA14N00
A10VSO10DFR1/52R-VUC64N00
A10VSO10DR/52R-PSA14N00-S1482
A10VSO10DR/52R-PSA14N00-SO32
A10VSO10DR/52R-PSA14N00-SO857
A10VSO10DR/52R-PSC64N00
A10VSO10DR/52R-PSC64N00E
A10VSO10DR/52R-PSC64N00-SO858
A10VSO10DR/52R-PSC64N00-SO922
A10VSO10DR/52R-PUC14N00
A10VSO10DR/52R-PUC14N00
A10VSO10DR/52R-PUC64N00
A10VSO10DR/52R-PUC64N00E
A10VSO10DR/52R-PUC64N00-S1768
A10VSO10DR/52R-PUC64N00-SO857
A10VSO10DR/52R-PUC64N00-SO858
A10VSO10DR/52R-VKC64N00ES1768
A10VSO10DR/52R-VKC64N00-S1768
A10VSO10DR/52R-VPA14N00
A10VSO10DR/52R-VPA14N00-SO857
A10VSO10DR/52R-VSC64N00-SO857
A10VSO10DRG/52L-PSC64N00
A10VSO10DRG/52L-PUC64N00
A10VSO10DRG/52R-PKC14N00
A10VSO10DRG/52R-PKC64N00
A10VSO10DRG/52R-PKC64N00E
A10VSO10DRG/52R-PKC64N00-SO846
A10VSO10DRG/52R-PKC64N00-SO857
A10VSO10DRG/52R-PKC64N00-SO858
A10VSO10DRG/52R-PPA14N00
A10VSO10DRG/52R-PPA14N00-SO857
A10VSO10DRG/52R-PPA14N00-SO858
A10VSO10DRG/52R-PPC14N00
A10VSO10DRG/52R-PSC14N00
但是當鋼中含硅量過.15%時,使鋼急劇形成非金屬夾雜物,高硅鋼即使退火也不會軟化,急劇降低鋼的冷塑性變形性能。如果硅以硅酸類形式存在于鋼中,分散在鋼中的細小顆粒會過快地磨損模具。除了產(chǎn)品高強度的性能要求外,冷鐓用鋼是盡量減少硅的含量。硫(S)硫是有害雜質(zhì)。鋼中的硫在冷鐓時會使金屬的結(jié)晶顆粒彼此分離引起裂紋。硫的存在還促使鋼產(chǎn)生熱脆和生銹。因此含硫量應(yīng)小于.6%。鐓制高強度緊固件時,應(yīng)控制在.4%以下。