玖玖精品国产_色第一页_AV大片在线无码永久免费_caorpron福利_免费的又色又爽又黄的视频本_av国产精品毛片一区二区小说

The use and characteristics of American standard electric wafer soft sealing butterfly valve

Time:2021-07-02
The American standard electric wafer soft-sealed butterfly valve has a beautiful appearance, and its valve body, valve plate and valve shaft are designed with a concentric structure.


The American standard electric wafer soft-sealed butterfly valve has a beautiful appearance, and its valve body, valve plate and valve shaft are designed with a concentric structure. Matching with ZMQ electric actuator, the valve plate and the valve shaft adopt a pinless connection, and the medium is completely isolated from the valve shaft and valve body. The maintenance is simple and easy. It has a two-way bubble-level seal. The exterior is treated with epoxy resin spray, which meets European environmental protection standards. . It is widely used in industrial automation systems in food, environmental protection, light industry, petroleum, papermaking, chemical, electric power and other industries.


Features of American standard electric butterfly valve:

Design feature: The valve body and end cover adopt dewaxing precision casting valve stem and explosion-proof design.

Small size: volume and weight are only about 50~70% of similar products.

High standard protection: IP68 high standard protection level.

Reliable performance: Enhance the service life of wearing parts such as bearings and electrical components.

Beautiful appearance: The aluminum alloy die-casting shell is smooth and smooth.

Precision and wear resistance: The worm gear output shaft is integrated with special copper alloy forging, which has high strength and good wear resistance.

The return difference is very small: the worm gear output shaft is integrated, which avoids the gap of the key connection and ensures the accuracy.

Safety guarantee: Passed withstand voltage test, F-class insulated motor, safety is guaranteed.

Simple matching: single-phase power supply is adopted, and the external circuit is simple.

Easy to use: No need for secondary maintenance, installation at any angle.

Protection device: double limit, with overheating protection speed optional: 5S, 10S, 15S, 30S, 60S integrated, the body has an intelligent control module, no need to connect other accessories.


主站蜘蛛池模板: 精品极品国产一级片 | 亚洲中文字幕无码日韩精品 | 精品人妻少妇一区二区 | 亚洲国产精品综合久久2007 | 欧美一区二区免费 | 免费人妻精品一区二区三区 | 亚洲传媒在线 | 性爱无码视频在线看 | 抖音奶片无罩子52秒回放 | 亚洲黄视频| 精品国产一区二区三区久久影院 | 国产精品麻豆一区二区 | 一区二区三区无码在线观看 | 人妻无码不卡在线视频 | 中文字幕无码专区av | 久久思热 | jj视频在线观看 | 中文字幕精品无码综合网 | 国产欧美激情 | 国产第一精品视频 | 厨房少妇人妻好深太紧了 | www.丁香| 欧美骚熟 | AV大片在线无码永久免费 | 在线观看中文字幕码 | 无码精品每日更新精品久久久 | 欧美成人在线播放视频 | 久本草在线中文字幕亚洲 | 六月婷婷影院 | 蜜臀影院 | 欧美日韩一区二区三区视频播放 | 日本少妇被添爽A片动漫 | 国产精品久久97 | 亚洲欧美中文日韩av一区 | 91视频.com| 久久久久久av无码免费网站动漫 | 国内精品在线播放 | 日韩无码一区中文 | 中文字幕无码肉感爆乳在线 | 国产一区二区三区在线观看视频 | 黄色尤物视频 |