|Place of Origin:||Yongnian，Hebei,China|
|Minimum Order Quantity:||1TON|
|Packaging Details:||Ordinary polybag in small box +carton+pallet or as required|
|Delivery Time:||20-30 days|
|Name:||DIN7980 Spring Washer||Material:||Carbon Steel，alloy Steel，stainless Steel|
Spring washer is in screw industry, often called cushion.It is made of stainless steel and carbon steel, and carbon steel is iron.This item Din7980 Spring Washer Black White And Blue Carbon Or Stainless Steel also have two material,carbon steel or stainless steel.Main words, it is to cooperate bolt to use, the main function is to prevent loose.The elastic gasket of the inner tooth and the elastic gasket of the outer tooth have a lot of sharp elastic teeth,which can prevent the fastening of the fastener on the supporting surface.The inner tooth elastic gasket is used for the screw head with smaller head size;The outer tooth elastic gasket is mostly used for bolt heads and nuts.The elastic gasket with teeth is smaller than that of ordinary spring gasket,the fastener is uniform and reliable, but it is not suitable for frequent disassembly.
|Item||Din127 B Carbon Steel Spring Washer M12 Hot Galvanizing And White Color|
|Size||M3-M42,or according to drawing or samples|
|Material||stainless steel,carbon steel, brass,etc|
|Surface treatment||HDG, black, galvanized, yellow zinc plated,etc|
|Trade Terms||FOB, CIF, CFR, EXW, and others.|
|Shipment Port||Tianjin or Qingdao|
|Delivery Time||The fastest 15-30days,According to the volume to determine the delivery time.|
|Grade||Class 4.8; 8.8;10.9;( ISO 898-1);12.9;Gr2,5,8|
1. Internal tooth washer, external tooth washer
There are a lot of sharp, flexible thumbs on the circumference that press against the bearing surface to stop the fastener from loosening. Internal rubber washers are used under the heads of smaller head size; external rubber washers are mostly used under the head of bolts and nuts. The toothed elastic washer is smaller in size than ordinary spring washers and has even force on the fastener to prevent loosening and reliable, but should not be used in the usual disassembly place.
2.Wave spring washer
Wave washers divided into WG type, WL type, WN type
3. Disc spring washer
Disc spring washer Belleville spring washer, also known as Belleville French. HDS Series is a very effective bearing load and elastic recovery. Bolt tension can withstand slack due to wear, creep, relaxation, thermal expansion, shrinkage, or seal compression of the consumable parts. The HDS series multiples the elasticity of the screw several times, effectively replacing conventional spring washers, but not suitable for locking washers and flat washers.
Drawings and size:
This is the size and drawing of the spring washer,size from 3 to 20,also have weight.The customer needs to provide the data in the form before ordering.
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