進口蝸輪蝶閥德國洛克產(chǎn)品特點（工作原理，安裝須知）

一、進口蝸輪蝶閥主要參數(shù)：

二、進口蝸輪蝶閥產(chǎn)品簡介：

德國《LOCKE》洛克進口蝸輪蝶閥采用精密的J形彈性密封圈和三偏心多層次金屬硬密封結(jié)構(gòu)，被廣泛用于介質(zhì)溫度≤955℃的治金、電力、石油化工、以及給排水和市政建設(shè)等工業(yè)管道上，作調(diào)節(jié)流量和載斷流體使用。該閥采用三偏心結(jié)構(gòu)，閥座與碟板密封面均采用不同硬度和不銹鋼制作，具有良好的耐腐蝕性，使用壽命長，本閥軍郵雙向密封功能，產(chǎn)品符合國際閥門壓力試驗標(biāo)準(zhǔn)。

Locke imported worm gear butterfly valve in Germany adopts precise J-shaped elastic sealing ring and three eccentric multi-layer metal hard sealing structure, which is widely used in the industrial pipelines such as metallurgy, electric power, petrochemical industry, water supply and drainage and municipal construction with medium temperature ≤ 955 ℃ for regulating flow capacity and breaking fluid. The valve adopts three eccentric structure, the sealing surfaces of valve seat and disc plate are made of different hardness and stainless steel, which has good corrosion resistance and long service life. The valve has two-way sealing function of military post, and the product conforms to the international valve pressure test standard.

三、進口蝸輪蝶閥主要零部件材料：

Part name material

Valve body WCB, QT450-10, HT200, HT250

Butterfly board WCB, QT450-10, HT200, HT250

Spindle 2Cr13

Sealing ring: NBR oil resistant rubber

Packing flexible graphite