LY CHECK VALVE

  HD75X系列超薄型蝶(dié)形止回閥是我(wǒ)公司在引進、消(xiao)化日🚶本新技術(shù)的基礎上研制(zhi)而成的高性能(néng)單向閥，廣泛适(shì)用于建材、冶金(jin)、礦山、石化、電力(li)、給排水等行業(ye)，是旋啟式止回(hui)閥的換代産品(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

結構特點：

Structure characteristic:

  HD75X系列(lie)産品結構新穎(yǐng)，體積小、重量輕(qing)、強度高，流阻系(xi)數🙇‍♀️小、水頭損🔞失(shi)低、靈敏度高、密(mi)封性能強。密封(feng)面無磨損，使用(yong)壽命長，安全可(kě)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.

性能參數：

Performance parameter:

HD75X系列 外形(xing)連接尺寸：

Appearance joint dimensions: