J23W外螺紋針型閥主要零件材料

零件名稱(chēng)
Part name 閥桿，閥蓋
Stem，Bonnet 閥桿，閥瓣
Stem，disc 填料
Packing
J21 /3W-16P 鉻鎳不銹鋼
Cr. Ni Stainless steel 鉻鎳不銹鋼
Cr. Ni Stainless steel 聚四氟乙稀，柔性石墨 PTFE，Soft graphite
J21 /3W-160、J2W1 3-40 優(yōu)質(zhì)碳鋼
High grade carbon steel 鉻不銹鋼
Cr. Stainless steel

 
J23W外螺紋針型閥主要性能規(guī)范

型號(hào)
Type 公稱(chēng)壓力PN Mpa 試驗(yàn)壓力PS(Mpa)_Test pressure 工作壓力(Mpa) Working pressure 工作溫度(OC) Working temps. 適用介質(zhì)Applicable medium
殼體 Shell 密封(液)Seal 密封(氣)Seal
J23W-16 1.6 2.4 1.76 0.6 1.6 P≤540OC 液化石油氣水，酸，蒸汽，油品等 Petroleum gas Water，As，Steam，Oil，etc.
J23W-40P 4.0 6.0 4.4 0.6 4.0
J23W-160 16.0 24.0 17.6 0.6 16.0 C≤425 OC
J23W-320P 32.0 48.0 35.2 0.6 32.0
J23W-420P 42.0 63.0 46.2 0.6 42.0