音止回阀
H41X-1.0,H41X-1.0C,H41X-1.0P,H41X-10,H41X-10C,全铜消声止回阀
H41X-10P,H41X-16,H41X-16C,H41X-16P,H41X-1.6,
H41X-1.6C,H41X-1.6P,H41X-2.5,H41X-2.5C,
H41X-25,H41X-25C,H41X-25P,H41X-2.5P,
HC41X-1.0,HC41X-1.6,HC41X-10,HC41X-16,HC41X-1.0C,HC41X-10C,消声止回阀
HC41X-1.0P,HC41X-1.6,HC41X-10P,HC41X-16P,HC41X-1.6C,HC41X-16C,
HH44X-1.0,HH44X-1.6,HH44X-2.5,HH44X-10,HH44X-16,微阻缓闭止回阀
HH44X-25,HH44X-1.0C,HH44X-1.6C,HH44X-2.5C,HH44X-10C,
HH44X-16C,HH44X-25C,HH44X-1.0P,HH44X-1.6P,