LY CHECK VALVE

  HD75X系列超(chao)薄型蝶(die)形止回(hui)閥是我(wo)公司在(zai)引進、消(xiao)化日本(ben)新技術(shu)的基礎(chu)上研制(zhi)而成的(de)高性能(neng)單向閥(fa)，廣🌏泛适(shi)用于✂️建(jian)材、冶金(jin)、礦山、石(shi)化、電力(li)、給排水(shui)等行業(ye)，是旋啟(qi)式止回(hui)閥的換(huan)🔞代産品(pin)。

  The valve is the high performance single-direction valve designed on the base of introducing and absorbing theJapannew technology. it is widely used in building material, metallurgy, mining, oil chemical, electric power and feed water and drainage industries etc. it the new product of rotary-open type check valve

結構特(te)點：

Structure characteristic:

  HD75X系列(lie)産品結(jie)構新穎(ying)，體積小(xiao)、重量輕(qing)、強度高(gao)，流阻系(xi)數✂️小、水(shui)頭損失(shi)低、靈敏(min)度高、密(mi)封性能(neng)強。密封(feng)面無磨(mo)損，使用(yong)🔞壽命長(zhang)，安🔱全可(ke)❄️靠。

  The valve has the features of novel structure, small volume, great strength, little lost of flow resistance, little lost of water end, grate delicacy, good sealing performance, no abrasion on sealing surface, long life and safety.

性能(neng)參數：

Performance parameter:

HD75X系(xi)列 外形(xing)連接尺(chi)寸：

Appearance joint dimensions: