China Stainless Steel Precision Dowel Pins Manufacturers,Suppliers, Factory

Based in China , Ningbo Qihong Stainless Steel Co., Ltd. is a professional manufacturer focusing on precision stainless steel materials and metal components. Our 0.03mm stainless steel spring strip stands out for ultra-high dimensional accuracy, stable elasticity and outstanding fatigue resistance. Produced inside our well-equipped factory with sophisticated rolling and tempering technology, this product meets strict requirements of micro electronic parts, precision instruments and miniature elastic components. As a trustworthy global supplier , Qihong delivers both standard products and custom solutions. This ultra-thin spring strip works steadily under frequent deformation and harsh environments, and has gained wide recognition from downstream manufacturers across multiple industries.

Ningbo Qihong Stainless Steel Co., Ltd. has been manufacturing 301 stainless steel spring strips for many years, consistently adhering to material standards such as SUS301, AISI 301, and 1Cr17Ni7, and complying with international specifications such as ASTM A666 and JIS G4313. Leveraging the advantages of Ningbo's concentrated precision stainless steel industry and our years of experience in steel strip processing, we have equipped ourselves with imported production equipment and a full range of testing instruments. We can reliably produce strips in thicknesses from 0.03 to 3.0 mm and widths from 3 to 600 mm, with hardness levels ranging from 1/2H to SH. We offer both stock and custom-made products to meet customer needs. We also handle precision slitting and non-standard sizes. This strip hardens quickly after cold working and maintains stable elasticity. We are currently supplying this product in bulk to industries such as consumer electronics and automotive manufacturing. We offer competitive pricing, provide authoritative material certificates with every batch, and guarantee timely delivery and quality.

Ningbo Qihong Stainless Steel focuses on the research and manufacturing of high-strength stainless steel strips. Leveraging years of precision machining experience and a complete supply chain system, we have created martensitic hardened stainless steel strips that meet the high-end needs of various industries. Our Hardened Stainless Steel Strip is based on high-quality materials such as 420 (3Cr13), 440A, and 440B, and is meticulously crafted using our proprietary and mature quenching and tempering heat treatment process. It combines high hardness, wear resistance, and basic corrosion resistance, precisely matching the core component manufacturing needs of medical devices, precision electronics, high-end cutting tools, and other fields, providing customers with highly stable and adaptable precision material support.

Ningbo Qihong Stainless Steel Co., Ltd. has been focusing on the processing and manufacturing of precision stainless steel strips, plates, and precision fasteners for many years. We have developed the high quality 321 stainless steel foil. Made from 321 austenitic stainless steel, it is processed through a series of fine processes including cold rolling, annealing, and surface treatment. With a thickness between 0.01mm and 0.1mm, it is reliable for use in various applications, including aerospace, chemical, and energy fields, as well as electronic heating elements and high-temperature equipment manufacturing.

Polished stainless steel strip is a polished stainless steel strip. Stainless steel strip is a long strip of metal material made of stainless steel. Stainless steel strips can be polished through mechanical or chemical methods to give the surface a smooth, bright finish.The advantages of polished stainless steel strips include strong corrosion resistance, easy cleaning, and beautiful appearance. It is widely used in the field of decoration and design and can be used to make various household items, interior decoration materials, kitchen equipment, watches, jewelry, etc. Ningbo Qihong Stainless Steel Co., Ltd. specializes in the production and operation of precision stainless steel strips, polished stainless steel strips, stainless steel plates, stainless steel coils, and stainless steel fasteners. It has good cooperative relations with many well-known domestic steel mills. Its material quality, delivery cycle, and service have won unanimous praise from customers. The team He has excellent professional knowledge and is especially good at selecting the most suitable stainless steel materials according to the characteristics of customers' production materials and providing all-round solutions.

Ningbo Qihong Stainless Steel Co., Ltd. is a professional supplier of 316 stainless steel coil, our company can provide customized services for products. Our stainless steel coils have advanced technology, reliable quality and competitive price,have been highly praised by the European and American markets’ s customers. We look forward to becoming your long-term partner in China.