a) Nominal diameter (DN): 3□ 4□ 6□ 8□ 10□ 15□ 20□ 25□ 32□           .
b) Working medium: Oil□ Steam□ Water□ Air□ Liquid nitrogen□ Other        .
c) Medium temperature (°C): 0~80□ -40~80□ -200~0□ 0~200□ .
d) Working pressure (Mpa): 0.01~0.6□ 0.01~1.0□ 0.01~1.6□ .
e) Coil type: Ordinary type□ Waterproof type□ Explosion-proof type□ (Internal wiring seat type□ Lead wire type□).
f) Working voltage: The AC power supply tolerance is -15% and +10% of the rated value, the frequency is 50Hz; the DC power supply voltage tolerance is ±10% of the rated value.
AC(V): 36□ 110□ 127□ 220□ 380□.
DC(V): 12□ 24□ 36□ 48□ 110□ 220□.
g) Connection method: expansion type □ internal thread type □ external thread type □ flange type □ welding type □.
h) Valve body material classification: stainless steel □ cast steel □ copper □ polytetrafluoroethylene □ aluminum alloy □.