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地址： 中国 北京 大兴区工业开发区金苑路2号
进口高真空挡板阀
品牌：德国沃德WODE
WDGD型－高真空挡板阀
WDGD型高真空挡板阀用于接通或切断真空管路中的气流。适用介质为纯净空气和非腐蚀性气体。高真空挡板阀按轴封结构可分WDGD-J型橡胶轴封和WDGD-J(b)型波纹管轴封两种。按通导形式可分WDGD-J为角通型式，WDGD-S为带预抽口的三通型式。
WDGD High Vacuum Flapper Valve
WDGD high vacuum flapper valve is used toput through or cut off the airflow in vacuum pipeline. Applicable medium can bepure air and noncorrosive gases. According to its shaft seal structure, highvacuum flapper valve is classified into WDGD-J rubber shaft seal type and WDGD-J(b)bellowsshaft seal type. According to its put-through type, it is classified into WDGD-Jangle type and WDGD-S three-way type with prepumping.
主要技术性能Main Technical Performance
| 适用范围：Applicability
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105～1.3×10-4Pa(轴封为橡胶) 105～1.3×10-5Pa(轴封为波纹管)
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阀门漏率：Valve Leak Rate
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≤1.3×10-4Pa.L/S.(轴封为橡胶) ≤1.3×10-5Pa.L/S.(轴封为波纹管)
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|
适用温度：Applicable Temperature
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-25～+80℃(丁腈橡胶) -30～+150℃(氟橡胶)
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主要零件材料Materials of Main Parts
阀体、阀盖、阀杆：铝合金、碳钢或不锈钢Body, bonnet and stem: aluminium alloy, carbon steel or stainlesssteel
密封件：丁腈橡胶、氟橡胶、波纹管(轴封) Sealingelement: NBR, Viton, bellows(shaft seal)
外形及连接尺寸(mm) Overall and ConnectionDimensions(mm)
备注：由于网站版面的原因，具体外形尺寸请致电沃德各代理商。
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