僅供個人參考(kǎo)

  手動通風蝶閥(fá)，普遍适用于建(jiàn)材、玻(bō)璃、礦(kuàng)山、電(diàn)力、輕工、造(zào)紙等(děng)行業的(de)通風、環(huán)保工程等管道系統(tǒng)中(zhōng)。

  this valve is widely used in the pipe system such as venting and environment protection in building material, glass, mining, power, light industry and papermaking departments.

結構特(tè)點：

structure characteristic:

  手動(dòng)通風蝶(dié)閥，采用(yòng)優(yōu)質碳(tàn)素鋼焊(hàn)接(jiē)。具有(yǒu)結構(gòu)合理、耐磨(mó)損、流阻損(sǔn)失小(xiǎo)、操作靈活、指示(shì)方位明(míng)确、維護(hù)方便(biàn)、使用壽命(mìng)長等(děng)優點。可水平(píng)安裝或垂直(zhí)安裝。配用蝸輪(lún)傳動(dòng)裝置,開關(guān)輕松自(zì)如,任意(yì)調節(jiē)閥門(mén)開度,是(shì)調(diào)節(jiē)流(liú)量的(de)理想設備。

  the valve is welded in fine carbon steel, having the features of compact structure, endurance, little in the lost of flow resistance, definite direction, easy to maintenance and long life. it can be installed in horizontal or vertical. the valve is used with worm gearing device to form a complete set to realize switching freely and adjusting open angle of valve arbitrarily. it is the ideal equipment of adjusting flow.

性能(néng)參數：

performance parameter:

d341w---0.5c外形(xíng)連接尺寸：

appearance joint dimensions:

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