Taizhou Ruicheng Fastener Manufacturing Co., Ltd. specializes in the research and development and manufacturing of stainless steel screws and non-standard screws. The company has always been adhering to the concepts of quality first, service first, and focus on professionalism. It quickly provides customers with high precision, quality assurance, low cost products, and technical solutions, and strives to help the development of the fastener industry. ????Ruiyu has an ISO9001: 2008 quality management system, complete testing equipment and scientific and complete work processes to ensure that each product meets technical requirements. We have an ERP system to manage the inventory to ensure timely and accurate delivery for customers. Our equipment organization is strong, and there are no restrictions on product specifications. In stainless steel, duplex stainless steel, high-temperature stainless steel, special stainless steel, high-temperature alloy, corrosion-resistant alloy, high-strength alloy and high-temperature alloy steel and other materials are quite accomplished. Zh ????The main product types of Ruiyu are: non-standard parts, standard parts Non-standard screws: non-standard screws, non-standard British and American bolts, non-standard screws, stainless steel screws, special-shaped screws, hexagonal screws, hexagonal screws, slotted screws and other non-standard screws; non-standard nuts, copper nuts, special-shaped nuts, Non-standard nuts such as yin and yang nuts, knurled copper nuts; special-shaped fasteners, non-standard fasteners, special fasteners; non-standard cylindrical pins, non-standard tapered pins, positioning pins, internal thread taper pins, internal thread positioning pins And so on. Zh ????Standard parts: hexagon bolts, nuts, flat spring washers, retaining rings, self-tapping screws, machine screws, welding nails, self-tapping and self-drilling, T-type screws, racks, double heads, anti-theft screws, plug screws, shoulder screws , Steel structure bolts, eye bolts, carriage screws, expansion bolts, chemical anchors, rivets, cylindrical pins, positioning pins, pins, etc. ????The main materials are: A2-50, A2-70, A2-80, A4-50, A4-70, A4-80, A4-90, A5-80, A193 B7, A193 B8, A193 B8M and austenitic stainless steel SUS303 , SUS304, SUS304L, SUS316, SUS316L, SUS321, SUS347 and high-strength alloy steel 35CrMoA, 42CrMoA, SCM435, SCM440, 10.9 and 12.9 grade copper, aluminum and other products. We can produce products in accordance with GB, ISO, DIN, UNI, BS, ANSI / ASME / ASTM, JIS and other international standards and standards of the Chinese Ministry of Machinery, JB, Ministry of Chemical Industry, HG, Ministry of Energy, NB, Aerospace HB, and Military GJB. Production of non-standard products and non-standard mechanical parts according to customer drawings or requirements. Our products are widely used in construction steel structures, marine engineering, bridges and tunnels, petrochemical engineering, etc .; nuclear power, thermal power, hydropower, etc. in energy construction, and energy equipment and rail transportation, aerospace military, boiler pipelines, fluid pump valves, pressure vessels, He has a lot of cooperation experience in the fields of engineering and equipment such as ship repair, power equipment, metallurgical refining, food and medical equipment. We take product application as the core and bring systematic and efficient professional services to our customers. We strive to solve complex and complicated fastening solutions for our customers to achieve win-win cooperation and transcendence development!