Round Flat Metal Washers , 4.8 Grade Plain Washer With Zinc Finish

Product Description

Flat washer,which is called plain washer, mainly punched out from iron plates. The common shape of a flat washer is a hole in the central. The pore size specifications according to customer requirements. We can produce as customs request. That is customization. It has many standard: DIN125 DIN9021 F436, ect.
Plain washers, which spread a load, and prevent damage to the surface being fixed, or provide some sort of insulation such as electrical
Flat washer is generally used in fitting a soft texture, is a hard and brittle, its role is largely increase the contact area, dispersing pressure, prevent the quality of a material soft crush.

Flat mat is: 1, increase the contact area of the screw and machine 2, eliminate the trampoline at the time of discharge screw damage on the surface of the machine.Must be: when using a flat pad, spring pad flat pad close to the surface of the machine, spring cushion between the plain washers and nuts. Flat pad is in order to increase the screw surface.Spring pad to prevent screw loosening, force when a certain amount of buffering effect. Although flat mat can do sacrifice pad.But more often is used as supplement pad or flat mat.And the spring pad a lock.Such as the workpiece hole diameter value and the screw diameter is too large when not using a flat mat or direct use of spring washers, will not only harm the artifacts.
Flat washer is generally used to distribute the load of a threaded fastener, such as a bolt, scres or nut. Other uses are as a spacer, spring (wave washer), wear pad, preload indicating device, locking device, and to reduce vibration , rubber washer. Washers usually have an outer diameter (OD) about twice larger than their inner diameter (ID).

Our Service

1. Good after-sales service. Any small problem happening will be solved at the most prompt time;
2. Many years of export experience;
3. Specifications list is available upon your request;
4. Welcome to send enquiry, we will reply soon;
5. Prompt shipment with professional documents;
6. Custom packing, with photo before shipment;
7. High quality and competitive price.

Our Company

HANDAN QIANBANG FASTENERS MANUFACTURING CO.,LTD is located in China’s largest fasteners production base--- Yongnian fasteners centre. Our factory was founded in 1991.We have
several sets of advanced equipments, adopt advanced modern management and use high quality steel to produce high quality products. The products sold throughout the domestic and exported to Southeast Asia and Europe and other countries and regions. Our products win good reputation with domestic and foreign customers.
Our factory mainly produces: all kinds of flat washers, spring washers, expansion screws, hex nuts, flange nuts, hex bolts, flange bolts, sleeve anchor, fundation bolts, and thread robs with DIN, BSW, ANIS,.And we also provide the OEM, Meanwhile, we are manufacturing factory, so we can give you the best quality and the good price.

Packing & Delivery

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: What is your terms of payment ?