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不銹鋼針型閥的選用原則

發布時間:2020-05-30    字號:    
不銹鋼針型閥的選用原則
 
    1、需要低溫介質的管路系統和裝置上,選用加上閥蓋的低溫針型閥。
    2、煉油裝置的催化裂化裝置的管路系統上,可以選用升降式針型閥。
    3、化工系統的酸堿等腐蝕性介質的裝置和管路系統中,選用奧氏體不銹鋼制造為閥座密封圈的不銹鋼針型閥。
    4、在進行流量調節的時候,要選用渦輪蝸桿傳統的、氣動或者電動的帶V形開口的調節針型閥。
    5、城市煤氣的管路上,要用法蘭連接和內螺紋連接的針型閥。
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