Suzhou KaiLunDe Railway Fasteners Co., Ltd is a professional factory, specialized in manufacturing , selling special fasteners and Hot products , which mainly for export . Our products include 6 series 1.Domestic and foreign railway fasteners: A: Track bolt , square head screw spike, T-bolt , 70 rail spike, dog spike , spiral spike , turnout spike . B: Elastic bar , lock washer, fishplate , rail anchor , track rod , gauge plate , nylon yarn , rubber foot . 2. Domestic and foreign standard components A: Hex bolt , square bolt , steel structure bolt , torsion shear type high strength plain washer , high strength bolt for bridge , stud, timber spike , hexagon flange bolt , bolt for carriage , handing down bolt , T-bolt , hinged bolt . B: Hex nut , square nut , hex flange bolt , slotted nut , high strength nut for bolt . 3．Domestic and foreign fastener : spring washer , flat washer , split pin . 4. Domestic and foreign Anti-loosen Fastener :Various nuts and bolt (nylon anti-loosen, mechanical anti-loosen , screw anti-loosen types) 5. Various Standard components : Fastener for motor , diesel engine , mechanical vehicle, petrochemicals , and electric power , etc . 6. Mechanical processing component : thread spinner fitting , auto fittings , and full set of special equipments , etc . Standards for railway products :TB , UIC , AREA , etc. Standards for standard components : GB , DIN , ASTM/ANSI , BS , JIS , etc. Basing on the specialized production technology and management , we sincerely hope to create a brilliant future together with you