{微阻缓闭止回阀}[HH44]
面议
止回阀～【排渣止回阀PH44】～【对夹式止回阀H71～H72～H74～H76～H78～H79】～【法兰式止回阀H44～H41～H42～H45～HQ44～HQ45～HH46～HH47～HH48～HH49～H48】～【内螺纹止回阀H11～H12～H14】～【旋启式止回阀H44H】～【升降式止回阀H41H】～【立式止回阀H42H～H42N】～【角式止回阀H63Y～H83Y】～【高压止回阀】～【自密封止回阀】～【高温止回阀】～【Y型止回阀H65Y】～【高温高压止回阀】～【对夹超薄型止回阀H74】～【对夹升降式止回阀H71～H72】～【对夹双瓣蝶式止回阀H76～H78～H79】～【消声止回阀HC41X】～【静音止回阀HC42～DRVZ】～【橡胶瓣止回阀HX44X～SFCV】～【蝶式止回阀】～【微阻缓闭止回阀HH44～HH46～HH48～HH49】～【球形止回阀HQ41X～HQ44X～HQ45X】～【天燃气止回阀H41N～H42N】～【液化石油气止回阀H41N～H42N】～【保温止回阀BH44H～BH41H】～【截止止回多功能阀H48H】～【衬胶止回阀H44J～H41J～H40J】～【衬氟止回阀H41F～H44F～H42F～H40F】～【塑料止回阀H41F-6S～H44F-6S～H61F-6S】～【限流止回阀H145】～【过滤止回阀】～【支耳式止回阀】～【铸铁止回阀】～【黄铜止回阀】～【铸钢止回阀】～【锻钢止回阀】～【不锈钢止回阀】～【铬钼钢止回阀】～【铬钼钒钢止回阀】。
