Support & Resources

BS 1387 steel tubes are usually furnished with hot dip galvanization (HDG) coatings for improved corrosion protection. When the hot dip zinc coating is required to be tested, one tube per batch of 500 pieces shall be tested in accordance with the copper sulfate method in accordance with appendix C of BS 1387 standard. The Principle of Copper Sulfate Test …

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 …

BS 5163 NRS resilient gate valves are commonly used for waterworks. They are made from either grey cast iron or ductile cast iron. These valves shall comply with EN1074-2, which defines the minimum fitness for purpose requirements for valves to be used in, or connected to, water supply pipe systems, above or below ground, carrying water intended for human consumption. …

SJZ Metalsin recently has supplied a batch of FBE coated steel water pipes for the refurbishment project of a water-supply pipeline in Togo through TdE (Togolaise des Eaux), which is a State-owned company specializing in water and sanitation management. We are fully committed to collaborating with local partners in Togo to achieve the goal of providing quality water, in sufficient …