详细介绍 法兰连接铸钢闸阀1设计制造按GB《通用阀门法兰和对焊连接钢制闸阀》2连接端法兰尺寸和密封面型式按GB9113.1~9113.26规定(如要求按JB79,应在订单中注明)3结构长度按GB《法兰连接金属阀门结构长度》4阀门检查和试验按ZBJ165主体材料WCB、CF8M、CF3、CF3M、ZSMPN1.6 PN2.5尺寸和重量规格PN1.6PN2.5inchDNL≈HW重量(Kg)L≈HW重量(Kg)250250410240292504602402921/265270450240332705002403338028051528046280540280464100300615320633006403206451253257563601083257803601086150350810360134350870360134820040010104001924001045400213102504501190450273450124045029012300500137056037950014255603991435055015406405905501585640631