德国汉克『进口蝶阀』产品:对夹式软密封蝶阀、法兰软密封蝶阀、气动蝶阀、对夹式铸铁蝶阀、气动调节蝶阀。电动蝶阀。法兰铸铁蝶阀、法兰铸钢蝶阀、法兰不锈钢蝶阀、对夹式铸钢蝶阀、对夹式不锈钢蝶阀、对夹式铝合金蝶阀、衬胶蝶阀、衬氟蝶阀、金属硬密封蝶阀、蜗轮蝶阀。 |
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备注:阀体材质:铸钢、铸铁、不锈钢。工作压力1.0-4.0MPA,工作温度-80℃-425℃。 阀门口径 15A-1200A。连接方式:法兰、对夹。制造标准:德标、美标。 |
蝶阀启闭件是一个圆盘形的蝶板,在阀体内绕其自身的轴线旋转,从而达到启闭或调节的阀门叫蝶阀。蝶阀全开到全关通常是小于90度 ,蝶阀和蝶杆本身没有自锁有力,为了蝶板的定位,要在阀杆上加装蜗轮减速器。采用蜗轮减速器,不仅可以使蝶板具有自锁能力,使蝶板停止在任意位置上,还能改善阀门的操作性能。
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