Items list including: Flat washer, Spring washer, EDPM washer, Square washer, Wave washer, Curve washer, Spherical washer, Internal tooth lock washer, Extenal tooth lock washer, F436 Structural washer, Internal retaining ring for bores, conical spring washer, countersunk washer, square wedge-shaped washer.
1. Standard including: DIN125, DIN126, DIN127, DIN9021, DIN6796, DIN6916, DIN7349, DIN6797 etc and open to customized design.
2. Brand: HB
3. Material: Stainless Steel / Carbon Steel, low carbon steel(mild steel), middle carbon steel, alloy steel, stainless steel (SS201, SS304, SS316), and brass, aluminium alloy.
4. SAE Class: 2, 5.8 ASTM A194 2H.F436. Metric from 4 to 10
5. Metric Size: M3, M4, M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33
Inch size: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/4", 1-1/2", 2", 2-1/4"
6. Surface finish: Plain finish, Black, Black Oxide, Black Zinc Coating, Hot Dip Galvanized(HDG), Zinc Plated, Yellow ZP, Brass coating, Nickle plated, Chrome plating, Dacromat, Geomet, etc.
7. Packing: 20-25kg Carton+Pallet (bulk packing OR small box packing)
Washers are small, flat, circular discs made of metal, plastic, or other materials. They are widely used in various fields for the following purposes:
Spreading Load: Washers are often placed between a nut and a bolt or a screw and a surface. Their primary function is to distribute the load over a larger area. This helps prevent the surface from being damaged by the concentrated force of the fastener and reduces the risk of the material around the hole from deforming or cracking. For example, in machinery, when a bolt is tightened, the washer ensures that the pressure is evenly spread, protecting the connected parts.
Providing a Smooth Surface: They offer a smooth and even surface for the nut or bolt to bear against. This is particularly important in applications where the mating surfaces are not perfectly flat or smooth. The washer compensates for any irregularities, allowing for a more secure and stable connection. In woodworking, when attaching metal hardware to wood, washers can help create a better contact surface as wood surfaces may have some roughness.
Preventing Loosening: Washers can act as a locking mechanism to some extent. Some types of washers, such as spring washers, exert a spring - like force that helps keep the nut or bolt tight. They counteract the vibrations and shocks that might otherwise cause the fastener to loosen over time. In automotive applications, washers are used on various bolts and nuts to ensure that they remain securely fastened even under the constant vibrations of the engine and the movement of the vehicle.
Adjusting Thickness and Spacing: Washers can be used to adjust the thickness or spacing between components. By stacking multiple washers or using washers of different thicknesses, the distance between two parts can be precisely controlled. This is useful in applications such as assembling mechanical components where a specific clearance or alignment needs to be achieved. In electronics, when mounting components on a circuit board, washers can be used to provide the right amount of space between the component and the board.
HAIYAN BOLT CO., LTD. supplies and manufactures custom washers for every industry, including construction and electronics. Our online selection includes almost 9, 000 different styles, washer sizes and materials, including carbon and stainless steel Flat washer, Spring washer, EDPM washer, Square washer, Wave washer, Curve washer, Spherical washer, Internal tooth lock washer, Extenal tooth lock washer, F436 Structural washer, Internal retaining ring for bores, conical spring washer, countersunk washer, square wedge-shaped washer.
HAIYAN BOLT CO., LTD. is always here to help so if you can’t find the exact bolt you need for your application, please contact us.
