B1003-Q Ductile Iron Automatic Exhaust Valve
Nominal Diameter：DN20-DN50
Connection：Thread
Body Material：Ductile Iron
Floater Material：PP
Stem Material：Stainless Steel
Seat Material：EPDM
Nominal Pressure：PN16
Medium：Water/Ethylene Glycol≤50%
Working Temperature：-15℃-130℃
Connection Standard：BS21（ISO228）
