PN1.6MPa不锈钢法兰球阀主要连接尺寸及重量公称通径DN1520253240506580100125150200L130140150165180200220250280320360400H5963758595107142152178252272342W130130160180230230400400650105010501410Wt(Kg)2.53567101519335893160PN2.5MPa 不锈钢法兰球阀主要连接尺寸及重量公称通径DN1520253240506580100125150200L130140150165180200220250320400400550H59637597107142152178252272342345W1301301602302304004007001100110015001500Wt(Kg)2.53567.5101520336093175品牌：良赞PN4.0MPa 不锈钢法兰球阀主要连接尺寸及重量公称通径DN1520253240506580100125150200L130140150180200220250280320400400400H5963758595107142152178252272342W1301301602302304004007001100110015001500Wt(Kg)345791218284675106190PN6.4MPa 不锈钢法兰球阀主要连接尺寸及重量公称通径DN1520253240506580100125150200L165190216229241292330356432508559660H59637597107142152178252272305398W1301301602302304004007001100110015001800Wt(Kg)6.57812141828406598140250PN10MPa 不锈钢法兰球阀主要连接尺寸及重量公称通径DN1520253240506580100125150200L165190216229241292330356432508559660H59637597107142152178252272305398W1301301602302304004007001100110015001800Wt(Kg)2.53567101519335893160