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Zhejiang Yongding Valve Co. Ltd.

Address: Wenzhou City, Zhejiang Province, Yongjia County Oubei five - star industrial area on the 3rd Jingdong Road
Tel: 86-0577-67321126 67920318 67920317
Cell phone: 86-13732008686
Contact: manager Chen 13758737865
Fax: 86-0577-67995661
QQ:1813139209
URL: http://www.yongdingv.com


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电动高压闸阀主要特点及用途

1、电动高压闸阀结构紧凑、设计合理,阀门刚性好,通道流畅,流阻系数小。
2、高压电站闸阀密封面采用不锈钢和硬质合金,使用寿命长。
3、电动高压闸阀采用柔性石墨填料、密封可靠、操作轻便灵活。
4、驱动方式分手动、电动、气动、齿轮传动,结构型式:弹性楔式单闸板闸阀、刚性楔式单闸板闸阀和双闸板闸阀。
5、高压电站闸阀广泛适用于石油化工、火力发电厂等油品、水蒸汽管路上作接通或截断管路中介质的启闭装置。

电动高压闸阀设计与制造标准

设计与制造GB/T12234
法兰尺寸JB/T79GB/T9113
结构长度GB/T12221
检验与试验GB/T13927JB/T9092

高压电站闸阀适用范围

壳体材料适用介质适用温度 (℃)
碳素钢 (C型)水、蒸汽、油品≤425
铬镍钛钢 (P型)硝酸类≤200
铬镍钼钛钢 (R型)醋酸类≤200
铬钼钢 (1型)水、蒸汽、油品≤550

电动高压闸阀主要性能规范

公称压力 
PN(MPa)
试验压力 (MPa)
壳体密封 (液)密封 (气)上密封
1.62.41.80.61.8
2.53.82.82.8
4.06.O4.44.4
6.49.67.07.0
10.015.O11.011.0
1624.018.018.0

电动高压闸阀主要零件材料

阀体、阀盖闸板、阀座阀杆阀杆螺母填料手轮
碳素钢优质碳钢 +硬质合金或不锈钢铬不锈钢铝青铜石墨石棉盘根可锻铸铁 
球墨铸铁
铬镍钛钢不锈钢、不锈钢 +硬质合金铬镍钛不锈钢浸聚四氟乙烯
铬镍铜钛钢不锈钢、不锈钢 +硬质合金铬镍钛不锈钢石棉盘根
铬钼钢合金钢 +硬质合金铬钼铝钢 
318(抗硫系列)
柔性石墨 
填充四氟 (抗硫系列)



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