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宜賓球墨鑄鐵件灰鑄鐵金相測試

信息編號:63777225 發布時間:2025/6/17 14:44:20
重慶科洋檢驗有限公司是一家依法成立并能夠承擔相應法律責任的第三方檢測中心。支持全國上門取貨、寄樣檢測,檢測周期短費用低,歡迎來電咨詢!
球墨鑄鐵的標準有很多。目前我國對于球墨鑄鐵的標準要求:為球墨鑄鐵的強度必須達到其機體的80%對抗拉力必須達到120公斤/每平方毫米。含量上要求:含碳量不可以小于3.6%,含硅量不能小于2%,其他必須成分不得少于3%。我國之所以會出臺這樣的標準,個是考慮到了目前我國治金行業的發展水平,第二方面這是考慮到了市場對這種合成金屬的需求。由于球墨鑄鐵常常被用于機械制造汽車工業的關鍵部位,所以本著為消費者考慮的原則,球墨鑄鐵在我國的標準,要高于國際標準。
以下是“宜賓球墨鑄鐵件灰鑄鐵金相測試”信息發布人聯系方式:

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