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吉安球墨铸铁管规划-球墨铸铁管厂家

根据生铁里碳存在形态的不同,又可分为炼钢生铁、铸造生铁和球墨铸铁等几种。 析出的石墨呈球形的铸铁 ... 含碳量较高(2.7%~4.0%),碳主要以片状石墨形态 存在,断口呈灰色,简称灰铁。 ②白口铸铁。碳、硅 ... ⑤蠕墨铸铁。将灰口铸铁铁水经 蠕化 ...

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