Langfang Delong Hardware Co., Ltd. is a fastener production and sales enterprise, as well as a team full of vitality. Rely on advantageous products, rich professional knowledge and practical experience to serve our customers. The company mainly produces and sells high-quality stainless steel fasteners of GB, DIN, ANSI, BS, JIS and ISO standards, 12.9 grade alloy steel standard parts and non-standard standard parts according to customer requirements. The products are widely used in aerospace industry, lighting appliances, electronic components, machine tool machinery, chemical industry, military industry, metallurgical machinery, mold industry, hydraulic assembly, automobile industry, solar energy and other industries. The products provided by the company have passed ISO9001, QS9000 international quality system, European Union RoHs testing and conform to the A2LA laboratory certification of the United States.! Product variety: A-stainless steel outer hexagon bolt, outer hexagon flange bolt, inner hexagon cylinder head bolt, countersunk inner hexagon screw, pan head inner hexagon screw, carriage bolt, double head bolt, self tapping screw, machine screw, drilling screw, set screw, hexagon wood screw, self tapping screw, self-locking screw, British American screw, welding screw, rivet, tooth Chemical expansion bolt, rivet nut, hexagon nut, nylon self-locking nut, all metal self-locking nut, hexagon flange nut, butterfly nut, cap nut, round nut, square nut, flat washer, corrugated washer, saddle washer, spring washer, open retainer ring, cotter pin, internal and external tooth lock washer, internal and external serration lock washer, steel wire thread sleeve; B-12.9 Alloy steel hexagon socket head bolts, hexagon socket head bolts, countersunk hexagon socket head screws, pan head hexagon socket head screws, hexagon socket set screws, British American screws; C - Customization of other locking screws, titanium screws, copper screws, electronic screws, nylon screws and various non-standard fasteners. The enterprise is committed to continuously improving, cultivating talents, improving product quality and service quality to enhance the competitiveness of the enterprise, and is a trustworthy partner. While providing customers with high-quality products, we also provide customers with fastening system expertise and connection scheme technical support!
