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stamping for auto parts

China wholesale metal high strength round shims copper flat washers

【Material】Flat Washers made of copper, have a tighter seal and high heat resistance than steel and rubber washers.

【Functions】Used with nuts and bolts and provide a greater bearing surface to prevent the nut or bolt head tearing through the fastened material, flat washers are used to support and spread the load across the baring area of the bolt and nut to prevent pull through

【Wide Applications】Perfect for Electrical Connections on Household and Commercial Appliances, Automotive and Marine Uses in Which the Power Source Has a Threaded / Bolt-type Connection

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Our Advantages
1、 Quality defective rate is 50PPM. 2、 ISO 9001 & IATF16949 certified. 3、 15+ years manufacturing experience. 4、 Have rich experience to cooperated with famous brand , like Porsche 、Tesla、Volvo 、Valeo、Paccar... 5、 Providing certificate such as PPAP Level3 、RoHS、MSDS、IMDS etc. 6、 Generally Production lead time is 15 days or even less.
Product Description
China wholesale metal high strength round shims copper flat washers

Red copper, brass, stainless steel, steel, aluminum, steel, stainless steel, etc

M3-130,or custom


ISO,GB,DIN,JIS,ANSI/ASME,BSW,Non-standard. or base on the Drawings 

ISO9001,ISO14001,IATF16949, ROHS

Surface treatment
zinc plated,Ni-plated,Passivated,Black Oxide,Bronze

OEM / ODM / customized service provided

Heat treatment
Tempering,Hardening,Spheroidizing,Stress Relieving.
Automobile, aviation, new energy, high-speed rail

Cartons+plastic Bags

flat washers
A flat washer is also called a flat washer, which is mainly stamped out of an iron plate. The shape is generally a flat washer with a hole in the middle.The size of this hole is generally determined according to customer requirements.
Washers mainly include flat washers, spring washers, lock washers, sealing washers, and other special-shaped washers for other purposes.
fender washer
Flat washers are usually thin pieces of various shapes used to reduce friction, prevent leakage,isolate, prevent loosening, or distribute pressure.
Flat washers are mainly used to reduce the pressure. When some parts are tightened with a large axial force, the washers are easy to be pressed into a dish shape. At this time, materials can be used and the hardness can be improved to solve the problem.
flat washers
304/316/201Stainless steel flat washer/irregular stamping parts National standard/non-standard customRed copper and brass washers

metric washers

Flat washers are usually thin pieces of various shapes, mainly used to reduce friction, prevent leakage, isolate, prevent loosening or dispersing pressure. Many materials and structures have this component to perform various similar functions. Generally speaking, flat washers are mainly used to reduce pressure. When there is a large axial force when tightening some parts, it is easy to make the washer press into a disc shape. In this case, flat washer materials can be used and hardness can be increased to solve the problem

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