
Dia. |
d1 |
d2 |
s |
Min. |
Max. |
Min. |
Max. |
Min. |
Max. |
M16 |
18 |
18.43 |
32.4 |
34 |
3.1 |
4.6 |
M20 |
22 |
22.52 |
40.4 |
42 |
3.1 |
4.6 |
(M22)* |
24 |
24.52 |
42.4 |
44 |
3.4 |
4.6 |
M24 |
26 |
26.52 |
48.4 |
50 |
3.4 |
4.6 |
(M27)* |
30 |
30.52 |
54.1 |
56 |
3.4 |
4.6 |
M30 |
33 |
33.62 |
58.1 |
60 |
3.4 |
4.6 |
M36 |
39 |
39.62 |
70.1 |
72 |
3.4 |
4.6 |
Tensile Strength |
Size Range |
Equivalent Standards |
Property Class |
Diameter |
Length |
PSI |
N/mm2 |
Grade |
Metric |
Inch |
Metric |
Inch |
IS |
ISO |
DIN |
BS |
ANSI |
JIS |
- |
- |
- |
M16 to M36 |
0.6 " to 1.4 " |
- |
- |
6649 |
7415 |
6916 |
4395 |
- |
- |
Understanding Hardened Steel Washers
A hardened steel washer is a flat, disc-shaped component made from steel that has undergone a heat treatment process to increase its hardness and strength. This enhancement makes it ideal for applications where high tensile strength and resistance to wear are essential. Hardened steel washers are commonly used in heavy-duty machinery, automotive, and construction industries to distribute loads, reduce friction, and prevent damage to surfaces. They are available in various sizes and grades to accommodate different fastening requirements. The hardness of these washers ensures they maintain their shape and functionality under high-pressure conditions. Additionally, hardened steel washers are often coated or plated to provide corrosion resistance, extending their lifespan in harsh environments.
Applications of Hardened Steel Washers
Hardened steel washers are essential components in numerous industries, including construction, machinery, automotive, and electronics. In construction, they are used to secure structural elements, ensuring the stability and safety of buildings and infrastructure. In machinery, hardened steel washers fasten parts such as gears, motors, and frames, maintaining the integrity and functionality of equipment. The automotive industry relies on hardened steel washers to secure engine components, suspension systems, and body parts, ensuring vehicle safety and performance. In electronics, they are used to secure components within devices, maintaining structural integrity and functionality.
Advantages of Hardened Steel Washers
The primary advantage of hardened steel washers is their ability to withstand high-pressure conditions without deforming. Their increased hardness ensures they maintain their shape and functionality under heavy loads. Additionally, hardened steel washers are available in various sizes and grades, providing versatility to meet specific application requirements. Their durability and resistance to corrosion make them suitable for use in harsh environments. Hardened steel washers also help distribute loads evenly, reducing the risk of surface damage and enhancing the longevity of the connected components.
Materials Used for Hardened Steel Washers
Hardened steel washers are typically made from high-carbon steel or stainless steel. High-carbon steel offers strength and durability, making it suitable for general-purpose applications. Stainless steel provides enhanced corrosion resistance, making it ideal for use in environments exposed to moisture or corrosive substances. The choice of material depends on the specific requirements of the application, including environmental conditions and load-bearing capacity.
Installation and Maintenance
Installing a hardened steel washer is a straightforward process. To install, place the washer under the fastener, ensuring that it is properly aligned to distribute the load evenly. Tighten the fastener to the specified torque to ensure a secure connection. While hardened steel washers require minimal maintenance, it is important to check for signs of wear, rust, or corrosion over time. If necessary, replace the washer or the fastener to maintain the integrity of the connection and prevent loosening.
Hardened Steel Washer Variations and Sizes
Hardened steel washers come in a range of sizes, typically corresponding to the standard nut sizes they are used with. They are available in various thread pitches and diameters to suit different applications. Some hardened steel washers feature a thin profile, while others are thicker, providing additional locking strength for heavy-duty applications. It is important to select the correct hardened steel washer size to ensure compatibility with the bolt and the overall fastening system.