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Your Professional Flat Washer Manufacturer

 

Wuxi Lemar Metal Products Co., Ltd. is a professional fastener system service group integrating scientific research, manufacturing, sales and logistics. It follows the business philosophy of "striving for excellence and adhering to integrity" and has established a good image in the field of fastener manufacturing and sales. It has established long-term cooperative relationships with major well-known logistics brands at home and abroad to ensure that products are delivered to customers at the fastest speed and are well received by users.

 

 
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Why Choose Us
 

Technical team support
Possess full process manufacturing capabilities and experimental research and development capabilities for fasteners. With strong technical strength and 3D marketing network, it has more than 100,000 enterprise-level users and serves 57 industries.

 

Production Equipment
Our company has cold heading machines, thread rolling machines, wire drawing machines, thread rolling machines, tapping machines, vibration plate automatic assembly and other processing and feeding equipment.

 

Sales Market
Lemar Assisting scientific research enterprises,exported to Europe,North America, Africa, Central Asia, Middle East.

 

Flat Washer - Overview

 

 

A flat washer, also known as a plain washer, is a simple, flat, disc-shaped piece of material with a central hole. It's primarily used to distribute the load of a threaded fastener (like a bolt or screw) over a wider area, preventing the fastener from sinking into the material or causing damage. Flat washers can also act as spacers when needed.

 

Product Specification
 

We provide the following product specifications：

Basic Washer Material

Steel

Material

Steel

Brand

APPROVED SUPPLIER

Meets Standards

DIN 125 200HV

Country of Origin

Varies (subject to change)

Mfr. Part Number

12621

Finish

Zinc Plated

Package Quantity

50

Fits Bolt Sizes

M8

Shipping Weight

18 lb.

Inside Diameter

8 mm

System of Measurement

Metric

Item

Flat Washer

Washer Material Grade

Class 10.9

 

Carbon Steel Square Washer

 

Product features

Load distribution: Their most common use of a flat washer is increasing the size of the bearing surface that a threaded fastener would otherwise provide. The washer distributes the load around the fastener and can help prevent the stressing, splitting of softer materials, like wood.

 

Spacing: Washers are sometimes added to reduce the length of a fastener so that it can fit a given depth.

 

Absorbing vibration: Plastic, rubber, fiber, or similar materials are used for washers in assemblies prone to a lot of vibration. Washers help absorb that vibration.

 

Leak prevention: Washers are often used where water or other liquids could otherwise leak around the fastener. Like vibration-absorption, these washers are usually rubber or other soft, conforming material.

 

Cosmetics/finishing: Washers can also be used to create a desired look in the design of a finished piece.

 

Application of Flat Washer

 
 

Flat washers are used in building projects to fasten structural elements, including brackets, columns, and beams. They contribute to the load distribution and stability, protecting the structural integrity.

 

The automotive industry uses flat washers in brakes, suspensions, and engine assemblies. They contribute to the load distribution and tension maintenance needed to guarantee the vehicle's performance and safety.

 
 

In electrical and electronic devices, flat washers are frequently used to fasten parts, like circuit boards, to stop movement or vibration from damaging them. They also aid in preventing short circuits and providing electrical insulation.

 
 

Flat washers are frequently used in HVAC and plumbing systems to form a watertight seal and stop leaks. They are used to fasten pipes, valves, and fittings together with nuts and bolts.

 
 

Flat washers are frequently utilized in manufacturing and machinery applications, such as equipment installation, maintenance, and repair. They lessen friction, aid load distribution, and shield components from harm. For bolted joints to function as well as possible, flat washers are essential for maintaining a secure connection, preventing corrosion, and securing structural components.

 

 

Material of Flat Washer

 

Steel

Plain washers are to be punched from hot-rolled, hot-rolled and pickled, cold-rolled steel or machined from bar stock or tubing or forged at the option of the manufacturer.

Plating

Steel SAE washers come in zinc and black oxide finishes. There are other plantings available.
Usually stainless SAE washers are not supplied with extra finish.

304 Stainless Steel Flat Washers

 

304 Stainless Steel Flat Washers

 

Customization Process

☆Requirement Discussion: Contact us and provide your design drawings, size specifications, and other technical parameters.


☆Design Proposal: Our professional team will develop a design proposal and provide a quotation based on your requirements.


☆Sample Production: We produce samples according to the design proposal and conduct rigorous testing.


☆Mass Production: Upon your approval, we commence mass production to ensure timely delivery and consistent quality.


☆After-Sales Service: We offer ongoing technical support and service to ensure the long-term stable operation of our products.

 

 

Other Services
  • Surface treatment: Plain, Galvanized, Hot Dip Galvanized, Black Oxide, Anodized, etc.
  • Excellent quality control system for fine dimensional accuracy.
  • Various materials are available as per your request
  • Conform to international standard.
  • We had got certificate of ISO9001: 2008, SGS & RoHS.
  • Prompt delivery.
  • Various sizes are available.
  • Material: Stainless Steel 18-8 18-10, Carbon steel Gr4.8 Gr8.8 Gr10.9, Gr12.9, Aluminum, Copper, etc.
  • Packing Stylet: General export packing
  • Can be made with different standards such as ISO, DIN, AS/NZS, GB, ANSI, BS and special standard.
  • Good customer service
  • OEM is available
E Clip Lock Washer

 

Package & Delivery

 

Package Size: 10.00cm * 10.00cm * 10.00cm
Package Gross Weight: 5.000kg

 

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FAQ

 

Q: What is the purpose of a flat washer?

A: A flat washer's primary purpose is to distribute the load of a screw or bolt across a larger area, preventing damage to the fastened material and ensuring a secure connection. They also create a smooth bearing surface and can help prevent the fastener from sinking into the material.

Q: What sizes do flat washers come in?

A: Flat washers are sized based on the diameter of the bolt or screw they are designed to be used with. They come in both SAE (Society of Automotive Engineers) and USS (United States Standard) sizes. SAE washers are generally smaller and thinner than USS washers and are often referred to as standard washers. Metric sizes are also available.
SAE Flat Washer Sizes:
Common sizes: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 3/4", 7/8", 1".
USS Flat Washer Sizes:
Common sizes: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 3/4", 7/8", 1".
Metric Flat Washer Sizes:
Common sizes: M1.6, M2, M2.5, M3, M3.5, M4, M5, M6, M7, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M39, M42, M45, M48, M52, M56.

Q: What is the difference between a flat washer and a structural washer?

A: The difference is in their strength; structural washers are designed for heavier loads and structural applications, while traditional flat washers are good for general-purpose use.

Q: Are flat washers reusable?

A: 1)Flat washers can generally be re-used as long as they are not scarred or distorted. Always use at least a flat washer with a nut. washers to stop screws vibrating loose. 2) Never re-use a flat star lock washer, either internal or external.

Q: Are you manufacturer or trading company?

A: We are manufacturer.

Q: What's your best delivery time?

A: Within 15-30 days.

Q: What is the quality control of your product?

A: Follow strictly quality control measures for implementation,

Q: Will your company provide free sample?

A: It depends on which sort of item you want to get. Some can be provided free of charge, however, the client shall assume the shipping fees himself.

Q: Is OEM open to clients?

A: Yes, we can provide both OEM and ODM service.

Q: How can our company be your distribution partner?

A: We welcome you to be our distributor. For further details, please contact us.

Q: What is the payment of sample?

A: T/T and Alipay both acceptable.

Q: What is your sample policy?

A: If we have stock, we can provide samples, but the customer must pay the sample fee and express fee Question.

Q: Have you tested all your goods before shipment?

A: Yes, we will conduct 100% test before delivery, and we will send detailed photos of parts for your approval Question.

We're well-known as one of the leading flat washer manufacturers and suppliers in China. If you're going to wholesale high quality flat washer made in China, welcome to get pricelist and free sample from our factory. Also, OEM service is available.

flat washer, DIN 9021 Flat Washers, Carbon Steel Washers

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