外螺紋針型閥主要零件材料:
零件名稱
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優質碳鋼
High grade carbon steel鉻不銹鋼
Cr. Stainless steel
外螺紋針型閥主要性能規范:
型號
Type公稱壓力PN Mpa試驗壓力PS(Mpa)_Test pressure工作壓力(Mpa) Working pressure工作溫度(OC) Working temps.適用介質Applicable medium
殼體 Shell密封(液)Seal密封(氣)Seal
J13W-161.62.41.760.61.6P≤540OC液化石油氣水,酸,蒸汽,油品等 Petroleum gas Water,As,Steam,Oil,etc.
J13W-40P4.06.04.40.64.0
J13W-16016.024.017.60.616.0C≤425 OC
J13W-320P32.048.035.20.632.0
J13W-420P42.063.046.20.642.0
外螺紋針型閥主要外形及連接尺寸:
公稱直徑DN(mm) 尺寸 Dimension重量(kg)Weight
DoD1D2LH1H2M
6651461409610620×1.50.9
1080181016011512524×1.51.18
15100221518012213230×22.0
20110281822015616630×23.5
25140332223016918039×24.3