bz41h不锈钢保温闸阀, pz41h, pz41h排渣闸阀, pz43, pz73h, pz73h手动刀型闸阀, z41h, z41h 10, z41h-100, z41h-16, z41h-25, z41h-40, z41h-64, z41h/w, z41h法兰闸阀, z41t, z41t明杆铸铁闸阀, z41w, z41w不锈钢闸阀, z43h, z44, z44h, z44h-10, z44h-16, z44h-25, z44h-40, z45, z45h, z45x, z45x弹性座封闸阀, z61h, z941h, z941w电动不锈钢闸阀, 不锈钢保温闸阀, 不锈钢闸阀, 伞齿轮对夹式刀型闸阀, 低温闸阀, 保温闸阀, 内螺纹铸铁闸阀, 刀型闸阀, 对夹式刀型闸阀, 封闸阀, 座封闸阀, 弹性座封闸阀, 手动刀型闸阀, 手动闸阀, 排渣闸阀, 明杆铸铁闸阀, 普通闸阀, 气动浆液阀, 水封闸阀, 油田闸阀, 法兰闸阀, 浆液阀, 电动不锈钢闸阀, 电动刀型闸阀, 真空闸阀, 美标闸阀, 钢闸阀, 铁闸阀, 铸铁闸阀, 链轮刀型闸阀, 闸阀, 防盗闸阀|
2020-10-11|
Post by: shelleysaulsbury
NKZ41H真空闸阀
NKZ41H真空闸阀 真空闸阀 的用途： 该阀门适用于工作温度≤425℃（铬钼钢材NKZ44Y型为≤550℃），工作介质为水、蒸汽或空气的管路上，作为启闭装置；尤其适用于火电厂汽机冷凝和真空负压系统，起真空隔离密封作用。
