Ductile Iron Check Valve
Tilting Disc check valves with cylinder hydraulic DAMPER
product detail
Quick Detail：
GGG50 eccentric check valves with cylinder hydraulic DAMPE
Design standard: BS Body material: ductile iron
Body Seat Ring: SS304, NiCr stainless steel welded overlay finish
Disc Seal: EPDM line.
Nominal diameter: DN200
Pressure: PN25
End connection: RF.
Flange Face to face: DIN3202 F1 EN558-1 BS5163 ANSI
Working temperature: -30℃~+350℃.
Test and inspection: EN12266-1
Titling Check Valve Connection: Flange ends conform to EN1092-1 PN25
Epoxy powder coated inside and outside 250Microns FBE surface 250Mincrons.
Certificate: EN 10204 3.1 ?
Product Range:
Available Body Material: Cast Iron GG25, Ductile iron GGG40, GGG50
Available Disc Material: Ductile iron, Bronze Body seat Ring: SS304, SS316, BRONZE.
Optional Seat Ring: Brass, Bronze, SS304, SS316, EPDM. PTFE.
Optional Design: DIN /BS/ ANSI with difference Face to face length
Optional Ends: BS4504/EN1092-1 PN16/ ANSI B16.5 RF
Size Range: DN100-DN1200 4”-48”)
Pressure Range: PN10, PN16, PN20(150LBS)
Optional surface color: RAL5002, RAL5015. RAL5005, red, black. Or customized ?
Performance:
Double offset bearing of the disk in the body in maintenance-free bushes Medium-free bearing by triple O-ring seal and closed bearing lugs at the disc Wear-resistant, corrosion-resistant and infiltration-proof seat Anti-blowout shaft and shaft seal Hydraulic damper with two speed dashpots With lever and weight ? Application: water, sewage, construction, Pumping system.