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H41H。立式H42H/N。角式H63Y/H83Y。高压H42/H62H。高温H42/62Y。Y型H65Y。对夹式D71/72/74/76/78/79。对夹圆片式H74X/H。消声HC41X。*HC42T/X/H(DRVZ)。橡胶瓣HH44X(SFCV)。蝶式。微阻缓闭HH44X/HH46H/W,HH48H/X,HH49H/X。无磨损球形HQ41/HQ44/HQ45X。浮球式H40F。液化石油气H41/42N。法兰。内螺纹H11W。保温BH44H、BH41H。自密封H42Y/H62Y。截止止回多功能阀H48H。衬胶H44J/H41J/H40J、衬氟H41F/H44F/H42F/H40F。塑料H41F/H44F/H61F-6S。日标、德标、美标H44W。支耳式。铸铁、铸钢、锻钢、铬钼钢、不锈钢。底阀H42H、水上底阀。

阀体的材质有:  铸铁、铸钢、不锈钢、锻钢、铬钼钢、铬钼钒钢。zui高工作压力1.6-32MPA(美标从150LB-2500LB，日标从10K-64K)。工作温度-20°C- 550°C，阀门口径从DN15-DN600。连接方式:法兰、丝口或焊接。适用介质:水、油品、气、蒸汽等。源自中国台湾“非凡而不骄”！系出名门