HQ45X型微阻球型止回阀

HH44X型微阻缓闭止回阀

微阻缓闭消声止回阀|微阻缓闭止回阀|消声止回阀

HDH47X型蝶式缓冲止回阀

PN25.0～32.0MPa国标电站止回阀|电站止回阀|国标止回阀

H61H/Y型电站止回阀

球形止回阀|HQ41X、HQ44X、HQ45X无磨损球形止回阀|磨损止回阀

对夹止回阀|H74H、H74X对夹圆片式止回阀|片式止回阀

消声止回阀|DHH44H、HH47H微阻缓闭消声止回阀|DHH44H止回阀

HH48X止回阀|微阻缓闭蝶式止回阀|HH46X止回阀

300X型缓闭止回阀

H14止回阀|H11、H14、H61、H64锻钢止回阀|H11止回阀

H71H、H71Y、H71F对夹升降止回阀|升降止回阀|对夹H71H止回阀

HC41X消声止回阀|止回阀|HC41X止回阀

橡胶止回阀|HC44X橡胶瓣止回阀|HC44X止回阀

升降式止回阀|H41H、H41Y升降式止回阀|H41H止回阀

H44H、H44Y旋启式止回阀|H44Y止回阀|H44H旋启式止回阀

HH44H、HH44X微阻缓闭止回阀|微阻缓闭止回阀|HH44X止回阀

H42Y、H42W立式止回阀|H42W止回阀|H42Y止回阀

HH47X-16微阻缓闭蝶型止回阀

HH44X-16C微阻缓闭式止回阀

HC44X-16C橡胶瓣止回阀

HC41X-16C消声止回阀

H76H-16C对夹蝶型止回阀