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圓形鑄鐵井蓋

圓形鑄鐵井蓋.jpg

圓形鑄鐵井蓋特點介紹:

1.環保無噪音.本產品環保無噪音,板和框都經過車床加工,使板和框能能100%的吻合.       

2.載重能力高.本產品載重360KN 600kn 900kn 多種承載產品。

3.防盜能力強.該產品采用雙防盜設計,防盜性能更上一籌,有力的保證交通道路的安全.    

4.使用壽命長.該產品的防盜、防噪音設置牢固,經久耐用. 功能及特點 : 球墨鑄鐵強度高、韌性好,因此球墨鑄井蓋比同類型灰口鑄鐵井蓋輕30%左右。球墨鑄鐵牌號采用QT500-7,鐵水出爐溫度不低于1456℃,在球化處理時增配稀土硅鐵鎂合金和選用含硫量低的焦碳,球化級別達三級以上


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