X14W-1.0P三通内螺纹不锈钢旋塞阀

X44T-1.0三通铜芯旋塞阀

ZXM（ZJHM）型气动薄膜直通套筒调节阀

ZXX（Q）型轻小型三通调节阀

手动调节阀

ZZY230型自力式压力调节阀

HC41X（B）消声止回阀

QY347-40T铜氧气球阀 产品规格：QY347-40T

J41W-16T铜截止阀

HQ41X滑道滚球式直通止回阀

H44X-10H44X-10橡胶瓣止回阀

HH44XHH44X微阻缓闭止回阀