Products Description
Stainless steel flat washers are widely used fasteners designed to increase support area, distribute load, protect workpiece surfaces, and prevent bolt and nut loosening. Their operating principle involves expanding the contact area between connected components to disperse pressure applied by bolts or nuts, thereby reducing localized stress and preventing surface damage to connected parts caused by excessive pressure. Simultaneously, leveraging their material properties and elasticity, they fill minute gaps between mating surfaces, providing sealing, shock absorption, and anti-loosening functions.
Our company's flat washers are manufactured from premium A2 (304) and A4 (316) stainless steel, featuring high dimensional accuracy and a smooth surface finish.
Suitable for indoor, outdoor, humid, and mildly corrosive environments.
Product Parameters
| Material | Stainless Steel |
| Surface treatment | ZP,YZ,BLACK |
| Packing | PE+Cardboard Box+Pallet |
| Application scope | Industrial General, Heavy Industry, Automotive Industry |
| Compatible with screw size | M8, M6, M10, M4, M12, M5, M3, M16, M20, M14, M24, M30, M36 |
Product Advantages
Protect the surface of the connected component
Flat washers evenly distribute the pressure of fasteners to a larger surface area by increasing the contact area between bolts, nuts, and the connected parts.
Enhance connection stability and reliability
The surface of the connected component may have machining errors or unevenness, and the thin sheet structure of the flat washer can fill these small gaps, making the connecting surface more snug and reducing the risk of loosening of the connecting components.
High temperature resistance and insulation performance
Flat washers made of materials such as ceramics and mica have high temperature resistance and can be used in high-temperature environments. Plastic and rubber gaskets have insulation properties and are suitable for insulation connections in electrical equipment.
Low cost and high cost-effectiveness
Ordinary steel or plastic flat washers have low manufacturing costs and long service lives, which can improve the reliability of connections at a lower cost, especially suitable for cost sensitive scenarios.
Product Application
In the field of electronics and electrical engineering
Plastic (such as nylon) or rubber flat washers are used for electrical connectors to prevent electrochemical corrosion caused by contact between different metal parts and to prevent current leakage. For example, installing insulated flat washers at the screw fixing points on the circuit board can protect circuit components.
Architecture and Infrastructure
In steel structure nodes of bridges, factories, and high-rise buildings, steel flat washers are used for bolt connections (such as high-strength bolts) to distribute loads and prevent steel plate surface crushing. For example, bolt connections of bridge trusses must be equipped with flat washers to ensure structural stability.
automobile making
The bolt connection of the chassis suspension system uses steel flat washers to distribute loads and resist road vibrations;Use high-temperature resistant metal flat washers (such as nickel plated steel) at the exhaust pipe interface to prevent high-temperature oxidation and air leakage;Rubber flat washers are installed under the fixing bolts of the car doors and windows to reduce shock and noise, and to seal and waterproof.
Industrial manufacturing field
In machine tools, compressors, pumps, and other equipment, flat washers are used for bolted connections to distribute pressure and prevent surface wear of parts. For example, installing steel flat washers under the fixing bolts of machine tool guide rails can prevent deformation of the guide rail surface due to excessive bolt pressure.
Our factory
Our factory & quipment
Exhibition
Packaging
FAQ
Q: In general, how long can delivery be made after receiving an order?
A: Regular orders can be completed and shipped within 15-20 working days after receiving the deposit and confirming product details.
Q: What is the packaging method of the product?
A: 50KG bag and pallet
Q: During the product usage process, if we encounter technical problems, can you provide technical support?
A: Sure. We have a professional technical team that can provide you with technical consultation and guidance through methods such as telephone, email, or video conference.
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