Ductile Iron Pilot Operated Water Pressure Relief Valve Hydraulic Safety Control Valves

• Media: Water
• Certification: CCC, RoHS, ISO, CE
• Temperature: Ordinary Temperature
• Connection: Flange
• Valve Seat: Single-Seat
• Structure: Piston
• Material: Cast Iron
• Standard or Nonstandard: Standard
• Product Name: Pressure Relief Hydraulic Safety Control Valve
• Body: Ductile Iron
• Diaphragm: Rubber
• Allen Bolts: Carbonization Process
• Seals: NBR, EPDM
• Bonnet: Gray Irorn, Ductile Iron, Cast Steel
• Stem: Ductile Iron
• O-Ring Seals: NBR
• Bolt: Carbon Steel, Alloy Steel
• Transport Package: Wooden Case
• Specification: 8 in
• Trademark: like
• Origin: China
• HS Code: 8481804090
• Production Capacity: 1000000

Product Description

Ductile Iron Pilot Operated Water Pressure Relief Valve Hydraulic Safety Control Valve


Meterial of main parts

Part name	Meterial
Body	Gray iron, ductile iron, cast steel
Gate	Ductile iron+EPDM or NBR
Allen bolits	Carbonization process
Seals	NBR,EPDM
Bonnect	Gray iron,ductile iron,cast steel
Stem	Stainless steel
O-ring seals	NBR
Thrust bearings	Tin bronze
Bolt	Carbon steel,ally steel
Gland	Ductile iron,cast steel
Dust Cover	NBR
Hand wheel	Malleable iron

Qualification certificate