主要部件材料1阀体灰铸铁或球铁2阀瓣灰铸铁或球铁3阀座黄铜4阀杆不锈钢或碳钢镀锌5阀盖灰铸铁或球铁6手轮灰铸铁或球铁应用范围1结构长度符合：DIN33522法兰标准符合：DIN2532/25333工作压力：PN10/PN16试验工作压力PN10/PN16试验压力强度试验15bars/24bars密封试验11bars/17.6bars主要尺寸 单位：毫米DN40506580100125150200250300L140150170180190200210230250270H276296330343372463480603729774C152170170203203229229229337337PN10D150165185200220250285340395445g110125145160180210240295350400k88102122138158188212268320370PN16D150165185200220250285340405460g110125145160180210240295355410k88102122138158188212268320378
