Spring Pins
Your Professional Spring Pins Supplier
Wenzhou Xionglian Hardware Machinery Co., Ltd. is a member of China Machinery General Parts Industry Association. The company was founded in 1988, is a modern manufacturer integrating production, R&D, manufacturing and sales. The company focuses on the production of fasteners, stamping parts and special kinds of fasteners. After years of development Surelen in the product accuracy, noise, life experience has accumulated a wealth of experience.We had production and research cooperate with major institutions to research and development of precision high-end rolling parts.
Why Choose Us
Product Application
Our products are widely used in machinery, automobile, military, aerospace, metallurgy, mining, industrial automation and others.
Production Market
Worldwide, Fasteners export( 60%-70%), Customers are mainly world-renowned fastener wholesalers. Linear motion export 30%, cooperation with industry leaders.
Quality assurance
We prioritize delivering high-quality services, and our output is subjected to quality checks to ensure that our clients receive the best possible services.
Customer service
The company offers excellent customer service and support, making it easy for customers to resolve any issues they may have with the product.
Standard Spring Pins (Roll Pins): These are the most widely used type of spring pins. They are cylindrical in shape with a longitudinal slit and are typically used for general-purpose fastening in applications where vibration resistance is necessary.
Spiral Spring Pins: These pins have a spiral design, offering more flexibility and greater strength than standard roll pins. The spiral design provides a stronger, more secure fit and is used in applications where a higher level of durability and retention is required.
Tapered Spring Pins: Tapered spring pins are designed with a slight taper, allowing for easier insertion into the hole and a more secure fit once the pin is in place.
Heavy-Duty Spring Pins: These are larger, more robust spring pins designed to handle high-stress environments. Made from stronger materials, heavy-duty spring pins are used in applications such as construction equipment, heavy machinery, and other industrial systems where high strength and resistance to wear are essential.
Double-Slotted Spring Pins: Double-slotted spring pins have two longitudinal slits, offering a greater range of flexibility and expansion when inserted.
Ordering Process
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Products name |
BOLTS, NUTS, WASHERS, SCREWS, THREADED ROD, ANCHOR BOLTS, STAMPING PART,SOLAR ENERGY ACCESSORIES |
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Standard |
DIN,ASTM/ANSI JIS EN ISO,AS,GB |
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Material |
Stainless Steel: SS201, SS303, SS304, SS316,SS316L,SS904L ,SS31803 |
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Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,307B,A325,A394,A490,A449, |
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Finishing |
Zinc(Yellow,White,Blue,Black),Hot Dip Galvanized(HDG),Black, |
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Production Process |
M2-M24:Cold Froging,M24-M100 Hot Forging, |
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Customized Products Lead time |
Busy season:15-30days,Slack seaon:10-20days |
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Stock Products |
Stainless steel: All DIN Standard stainless steel fastener(BOLTS,NUTS.SCREWS.WASHERS) |
Product Paramenters
Standard sizes.
Material: Carbon spring steel Mn65 / C67S. Stainless Steel ANSI 304, 316.
Surface Finish: Black Oxide, Phosphating, Zinc plating, Plain.
Size, Thickness, style or other specifications can be designed according to your demand.
Production Process
Applications of Spring Pins
Automotive Industry
In automotive applications, spring pins are used to secure gears, shafts, and other components within engines, transmissions, and suspension systems. Their vibration-resistant properties make them ideal for automotive environments where components are exposed to constant movement and stress.
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Industrial Machinery
Spring pins are commonly used in industrial machinery, such as conveyors, pumps, and motors, to keep parts in place and maintain alignment. Their ability to prevent loosening due to vibrations is particularly valuable in high-performance machinery.
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Aerospace
In aerospace applications, precision and reliability are critical. Spring pins are used to secure components within aircraft and spacecraft, such as turbine blades, control surfaces, and landing gear systems. Their ability to withstand high-stress environments makes them essential for this industry.
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Construction Equipment
Spring pins are used in construction equipment, such as bulldozers, excavators, and cranes, to secure parts like gears, axles, and hydraulic components. These pins help prevent the parts from shifting or loosening during operation, which is crucial for maintaining the equipment's safety and functionality.
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Electronics and Consumer Goods
Spring pins are also used in electronics, such as in connectors, switches, and various other electrical devices. Their ability to create secure connections without the need for threaded fasteners makes them a popular choice in these industries.
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Shipping & Payment
