郑州高压阀门厂 供
止回阀H41H-16.H42H-25,HH44Z/X.KHH44X
法兰卧式止回阀H41H-16/25.H41H/Y-40/64.H41H/Y-100/160.
H41W-16/25P.H41W40/64P.
法兰立式止回阀H42H-16/25.H42H40/64.H42Y-160.H42X-16.H42F-16.
旋启式止回阀H44H-16/25.H44H-40/64.H44H-100
液化气止回阀H42N-25/40.
蝶式止回阀H74H-25.H71H-25.H72Y-320.H77X-16.
微阻缓闭止回阀HH44Z/X-10/16/25.KHH44X-10/16/25.HH44X/T/H-10/16/25..
HH48X/H-10/16/25.HH49X/H-10/16/25.
微阻缓闭消声止回阀DHH44H.DHH44X.
蝶式缓闭止回阀HH47X/H.H47XF.HDH47X.
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