18 Years Factory Single Ball Air Valve - GGG50 Check Valve CV-A-11 – Deye
18 Years Factory Single Ball Air Valve - GGG50 Check Valve CV-A-11 – Deye Detail:
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Design standard: DIN3202 F6
Body material: ductile iron
Shaft: stainless steel 304
Body seat: Stainless steel welded overlay finish, micro finished
Disc Seat: EPDM
Nominal diameter: DN200 8″
Pressure: PN10 PN16
End connection: RF. Flange EN1092-1
Face to face: EN558-1/8
Working temperature: -40℃~+100℃.
Test and inspection: EN12266-1
Epoxy Powder coated inside and outside
EN 10204 3.1 with each delivered valve
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