保温截止阀图片

Y形截止阀J45/J65Y。自密封截止阀J41W/J61W。黄铜截止阀J11W。铸铁截止阀J41TW。铸钢截止阀J41H。锻钢截止阀。不锈钢截止阀J41W。铬钼钢截止阀J41Y-100I。波纹管截止阀WJ41/WJ44/WJ61H、保温波纹管截止阀BWJ41W。