产品型号:D71J/371J
接方式 Type of connection:中心型对夹式Centric wafer type
公称通径Nominal diameter:DN40-DN1200mm
公称压力Nominal pressure:PN0.6~PN1.6MPa
适用介质Applicable medium:淡水、海水、空气、t≤70℃的原油、成品油。汽油及70℃≤t <170℃的介质,只能用氟橡胶阀座圈。Fresh water,sea water,air crude oil witht≤70℃,product oil gasoline,and other medium with 70℃≤t <170℃,Only fluororubber seat ring can beused.
适用温度Applicable temperature:-23~121℃ 驱动方式Drive mode:手动、蜗轮、气动、电动、螺旋式,双缸液动式,液手动式 Handle type worm gear type;electrically operated,spiral type;double cylinder hydraulic type;Manual-hydraulic type
特点Features 1、小型轻便,容易拆装及维修,并可在任意位置安装。 2、结构简单,紧凑,90°回转启闭迅速。
3、操作扭矩小,省力轻巧。
4、流量特性趋于直线,调节性能好。
5、启闭试验次数多达数万次,寿命长。
6、达到完全密封,气体试验泄漏为零。
7、选择不同零部件材质,可适用多种介质。 1、Small in size and light in weight. Easy instllation and mintenance.
Lt canbe mounted wherever nedded.
2、Siple and compact construction, quick 90 degrees on-off operation
3、Miniminzed operation torque, energy saving
4、Flow curve tendina to straightline.Excellent regulation performance.
5、Long service life. Standing the test of tens of thousands opening/closing operations.
6、Bubbles-tight sealing with no leakage under the pressure test.
7、Wide selection of materials applicable for various mdeium.







