·消声止回阀，HC41X-1.0P,HC41X-1
·,消声止回阀，HC41X-1.0,HC41X-1
·消声止回阀，HC41X-1.0C,HC41X-1
·微阻缓闭止回阀，HH44X-1.0,HH44
·微阻缓闭止回阀，HH44X-25,HH44X
·微阻缓闭止回阀，HH44X-16C,HH44
·微阻缓闭止回阀，HH44X-10P,HH44
·微阻球形止回阀，HQ44X-1.0,HQ44
·滑道球形式止回阀，HQ41X-10,HQ4
·滑道球形式止回阀，HQ41X-16C,HQ

01/31 07:22