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  • 球墨鑄鐵管有哪些優點? 現在建筑使用的球墨鑄鐵管很多,它的腐蝕性很好,使用壽命長,無論是上天入地,還是修路造田,都離不開它。為什么球墨鑄鐵管這么受歡迎呢?來跟隨安陽市永通鑄管有限公司,一起看看球墨鑄鐵管有哪些優點吧。一、球墨鑄鐵管的可擴展性、高強度和壓力函數以及抗侵蝕性;二、延伸率可達到10%以上,有的球墨鑄鐵管抗拉強度大于420MPa,壓力值4MPa以上;三、在高壓供水、輸氣管道... 查看詳情
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