Our Ductile Iron Pipe Fitting Series include Double Socket Bend, Double Flanged Bend, All Socket Tee, All Flanged Tee, Double Flanged Taper, Double Socket Taper and etc. Our products are mainly used for water supply, drainage, sewage, irragation pipeline. 2. Product Standards Our product conform to the standards including ISO2531, EN545, EN598, BS4772, EN12842, AWWA C110, AWWA C153, etc
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