Shanghai Nanyan Fastener Co., Ltd.

Shanghai Nanyan Fastener Co.,Ltd. is a professional company that devotes itself into the manufacture and integration of the fasteners for high strength valve pipes. We have professional workers who master various technology of fasteners. Our products perennially support the projects of valve pipes\chemical machinery\shipping\hydraulic engineering, which could totally meet the requirements of clients. We could produce and supply the fasteners according to the standard of China(GB), USA(ANSI/ASME, ASTM, SAE), German(DIN, DIN EN ISO) etc.,including but not limited to the bolts or stud of B7\B7M\L7M\B8\B8M CL.2, and the matched nuts of 2H\2HM\7M\8M. We can also do the surface treatment as the requirements, such as blackening, elector-galvanizing, mechanical galvanizing, hot-dip galvanizing, dyclonine, Cr3+ environmentally galvanizing.