Air Valve Body: ductile iron
Standard: DIN3352/BS5163/AWWA
Pressure: 150 to 2,500LB
Resilient gate valve PN10, PN16, PN25
Body/bonnet: cast iron/ductile iron
Wedge: cast iron/ductile iron with EPDM
Stem: stainless steel
Coating: epoxy painted with 200 microns