上海隆市紧固件制造有限公司
Shanghai Longshi Fastener Manufacturing Co., Ltd. was established in 2012 with a total operating area of over 5000 square meters. The company focuses on the production and sales of high-strength fasteners and fasteners for petroleum and petrochemical, shipbuilding, and marine engineering. The company has passed the EU PED certification and can issue EN10204 3.1 certificate,
Mainly producing A193-B7, B7M,A320-L7,L7M,B8，B8M,B16，35CrMoA， 45 # and other materials of bolts and nuts, as well as various corrosion-resistant coated fasteners, can be customized with hot-dip galvanizing, PTFE, aluminum ceramic+PTFE, and coatings such as Daikin, Huafu, DuPont,
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