Cangzhou Doushan Machinery Manufacture Co., Ltd. is based in China and lists iron flange pipe fittings, cast iron pipe fittings, iron wing nuts for formwork, cast iron socket pipe fittings for PVC pipelines, construction formwork parts wing nuts, and iron flange spigot pipe fittings on Global Trade Plaza. Products include ductile and grey cast iron fittings with materials such as GGG50, QT500-7/450-10, FGS500-7, and 420-12, conforming to standards like ISO2531, BS EN545, EN598, BS4772, DIN2501, and GBT13295. Applications stated are water supply projects, drainage, sewerage, irrigation, and water pipelines. Buyers can send an enquiry through Global Trade Plaza.