Boading Hualong Casting Co., Ltd. is specializing in ductile iron casting. Our leading products include ductile manhole covers, ductile pipe fittings,gratings, gulley. iron machinery parts and so on. The products are produced according to EN124 and EN545 standard. The raw material is ductile iron. The max-pressure is from B125, C250 to D400. For the exact specification, such as dimension, attachment such as washer, bolt and nuts, lock, usually we could produce the products according to ...
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