1)Explosion-proof solenoid valve 2)1/8 " ~2 " 3)Brass or SS valve ... 5)ISO9001 & CE approved 2W-Z / 2S-Z series ex-proof solenoid valve are improved from 2W/2S valve, they are 2 ... ,25,35,40,507) Working Pressure: 0~0.7MPa8) Max. Proof Pressure: 1MPa for NC, 0.8MPa for NO9) Seal Material ... ±10%Material of BodyStainless SteelMaterial of Oil SealXNBR 2-way Explosion-proof solenoid valve