丹富斯升降式止回閥特點：

       1、上、下閥體用法蘭連接。
       2、制造和驗收條件按JB450的規(guī)定。
       3、高壓升降式止回閥的閥瓣、閥座密封面采用司太立(slite)鈷基硬質(zhì)合金堆焊而成，耐磨、耐高溫、耐腐蝕、抗擦傷性能好、使用壽命長。丹富斯升降立式止回閥/升降立式止回閥廠家 
       4、高壓升降式止回閥的高溫耐壓部件采用優(yōu)質(zhì)耐熱合金鋼制造，安全可靠，性能穩(wěn)定，使用壽命長。高壓升降式止回閥已被廣泛使用于各種化工、冶金、鋼鐵等行業(yè)的高壓管路上。

丹富斯升降立式止回閥/升降立式止回閥廠家 

丹富斯升降式止回閥產(chǎn)品性能參數(shù)：

 丹富斯升降式止回閥產(chǎn)品主要零件材料： 

 Dan fuss lift check valve features:

1, the upper and lower body use flange connection.

2 according to stipulations JB450, fabrication and test conditions.

3, high pressure lift check valve disc and seat sealing surface using department too vertical (slite) cobalt-based hard alloy surfacing and become, wear-resisting, high temperature resistance, good corrosion resistance, abrasion resistance, long service life.

4, high-pressure lift check valve of high temperature compression part adopts high quality alloy steel manufacturing, safe and reliable, stable performance and long service life. High pressure lift check valve has been widely used in all kinds of chemical industry, metallurgy, iron and steel industry such as high pressure pipeline.