Marine Type Approvals held for these valves: American Bureau of Shipping, Bureau Veritas, DNV, Germanischer Lloyd, Lloyds Register.
Overflow and control valves made of gunmetal with spring made of spring steel with antirust protection with threaded connections.
With EPDM (ethylene propylene diene monomer rubber) seal suitable for water, neutral and nonsticking liquids, compressed air and neutral gases.
Standard thread: BSPTm also available in female BSPP for sizes up to 1” (PLEASE CLEARLY INDICATE IN THE ORDER:“f/f” or “BSPTm/BSPTm”).
Valves can be delivered unset within a pressure range or set and sealed at the factory (against surcharge).
Mesh sizes: G 1/2” to G 11/4” = 0.6 mm, DN40 and DN50 = 0.75 mm, Set pressure : 0.5 – 10 bar, Ranges of adjustment: 0.5 – 2 bar, 1.5 – 6 bar, 5.5 – 10 bar.
Use: Suitable for water up to 95oC.
Available seals : EPDM, FKM.
Also available in Stainless Steel: series 430.
Series 630 (Gunmetal):