上海凡而阀门--止回阀 系列产品：燃气限流阀H145。旋启式止回阀H44H。升降式止回阀H41H。立式止回阀H42H/N。角式止回阀H63Y/H83Y。高压止回阀H42/H62H。高温止回阀H42/62Y。Y型止回阀H65Y。对夹式止回阀D71/72/74/76/78/79。对夹圆片式止回阀H74X/H。消声止回阀HC41X。静音止回阀HC42T/X/H(DRVZ)。橡胶瓣止回阀HH44X(SFCV)。蝶式止回阀。微阻缓闭止回阀HH44X/HH46H/W，HH48H/X，HH49H/X。无磨损球形止回阀HQ41/HQ44/HQ45X。浮球...
上海凡而阀门--止回阀 系列产品：燃气限流阀H145。旋启式止回阀H44H。升降式止回阀H41H。立式止回阀H42H/N。角式止回阀H63Y/H83Y。高压止回阀H42/H62H。高温止回阀H42/62Y。Y型止回阀H65Y。对夹式止回阀D71/72/74/76/78/79。对夹圆片式止回阀H74X/H。消声止回阀HC41X。静音止回阀HC42T/X/H(DRVZ)。橡胶瓣止回阀HH44X(SFCV)。蝶式止回阀。微阻缓闭止回阀HH44X/HH46H/W，HH48H/X，HH49H/X。无磨损球形止回阀HQ41/HQ44/HQ45X。浮球...
上海凡而阀门--止回阀 系列产品：燃气限流阀H145。旋启式止回阀H44H。升降式止回阀H41H。立式止回阀H42H/N。角式止回阀H63Y/H83Y。高压止回阀H42/H62H。高温止回阀H42/62Y。Y型止回阀H65Y。对夹式止回阀D71/72/74/76/78/79。对夹圆片式止回阀H74X/H。消声止回阀HC41X。静音止回阀HC42T/X/H(DRVZ)。橡胶瓣止回阀HH44X(SFCV)。蝶式止回阀。微阻缓闭止回阀HH44X/HH46H/W，HH48H/X，HH49H/X。无磨损球形止回阀HQ41/HQ44/HQ45X。浮球...
上海凡而阀门—衬胶阀门 衬氟阀门 系列产品：衬胶阀门：衬胶蝶阀D71J、41J、D371J、D341J。衬胶截止阀J41J/45J、衬胶隔膜阀G41J、EG41J。衬胶止回阀H44J、H41J、H42J。
衬氟阀门：衬氟里蝶阀D41F、71F、D341F、D371F。衬氟闸阀Z41F。衬氟截止阀J41F。衬氟球阀Q41F。衬氟止回阀H44F、H42F、H41F。衬氟旋塞阀X43/44F。衬氟隔膜阀G41F。衬氟放料阀
阀体的材质有:铸铁、铸钢、不锈钢。工作压力0.6-1.6MPA，工作温度-20C-150C?。...