球墨铸铁管规格尺寸理论重量表Lastrevisionon21December2020公称直径DN(mm)外径(mm)壁厚承口凸部近似重量直径每米重量Kg
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工作E长度L=6000mm总重量K8K9K10K12K8K9K10K12K8K9K10K12809866100118951501701381442002221831942502749532282552803323003268290323356442350378359403441522400429910043348253262945048085716317515005329101213860066973687160063511122152182791882971115170073812155193231100911231237146580084213192239286125513941537181990094512142322893451522161916842200100010481518275343411181120172221262712001255175582480275830033586140014621619487320235631500156518202436104015160016682140624517180018752023503055912000208225306107