AWWA C515 Gate Valves for DOWASCO, Dominica

The Dominica Water and Sewerage Company Limited (DOWASCO) is responsible for providing potable water and sewerage services across Dominica, operating over 40 water systems and managing sewerage services in specific areas like Roseau and Goodwill. Established in 1989 and wholly owned by the Government of Dominica, DOWASCO ensures water quality meets WHO standards through various treatment methods. The company is actively enhancing its infrastructure to be more climate-resilient, incorporating advanced monitoring systems and protective measures. In the Dominican waterworks valve industry, SJZ Metalsin is a leading valve manufacturer, working with local partners to provide various valves that comply with international standards such as ASME/AWWA, BS, GB, and EN/ISO. We proudly supply essential components like water pipes & fittings, water meters, gate valves, check valves, globe valves, ball valves, and butterfly valves to DOWASCO, supporting their mission to deliver reliable water and sewerage services​.

AWWA C515 NRS gate valves supplied to DOWASCO, Dominica. Size: 12″, design pressure: 250 psi.

Recently we have supplied a batch of AWWA C515 NRS resilient gate valves to DOWASCO in Dominica. These valves are used for the refurbishment of a water supply pipeline. They have non-rising stem & resilient seat design. The valve sizes cover 3″, 6″ and 12″ with design working pressure 250 psi. They are furnished with flat-face flanged ends in accordance with ASME B16.1 Class 125. Both the exterior and interior surfaces of the valve are fusion bonded epoxy (FBE) coated in accordance with AWWA C550. They are made from the classic ductile cast iron ASTM A536 Grade 65-45-12, which provides excellent strength and ductility to meet the mechanical requirements of the reduced-wall design according to AWWA C515. All valves supplied are in full compliance to the Laws of Dominica: Water and Sewerage Act Chapter 43:40.