High Quality OEM Custom Rectangular Air 4.8mm Custom 0.4 N Coil Spring Barrel Ressort Compression Spring

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Product Description

Specification

Product Name
High Quality OEM Custom Rectangular Air 4.8mm Custom 0.4 N Coil Spring Barrel Ressort Compression Spring
Wire Diameter
0.2-90mm
Material

SS302(AISI302)/ SS304(AISI304)/ SS316(AISI316)/SS301(AISI301)/SS631/65Mn(AISI1066)/

60Si2Mn(HD2600)/55CrSiA(HD1550)/Musicwire/C17200/C64200, Etc
Customizable
Customized springs can be produced by drawings, samples or specification
Surface Treatment
Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat disposing, hot-dip galvanizing, black oxide coating, painting, powdering, color zinc-plated, blue black zinc-plated, rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing etc.
Application
Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment, daily living equipment,electronic sports equipment, light industry products, sanitation machinery, market/ hotel equipment supplies, artware etc.
Certificate
ISO:9001:2015, IATF16946:2016,BV,RoHs and TUV
MOQ
Any small trial order is welcomed
Delivary Time
Normally 7-15 workdays or based on purchase quantity
Package

Standard export package: Plastic bags+cartons+pallet or wooden case

Customer special package request is also available

Payment Terms
30% T/T deposit, 70% against copy of B/L
Notes

1. Please offer us your spring spec,we can make spring based on your requirements.

2. Discount offered if with large order quantity.

Product Description

Compression spring is a kind of hardware fitting with spiral geometry formed by wire, so the hardening and strengthening work for it is more difficult than flat hardware fittings (such as stamping parts). In addition, it is necessary to strictly control the cross-section of the compression spring. Hard effect, so as to fully understand the resistance to fatigue and fracture of the compression spring after use. Pressure spring hardening generally adopts two methods: shot peening hardening and heat treatment hardening. Shot blasting and hard compression spring treatment: To process a batch of compression springs, the compression springs can be transported to the shot blasting room by a separate conveyor belt. The shot blasting city is equipped with a set of parallel roller channels, which are strengthened while being rolled to drive the pressure. The spring edge rotates forward. This way of rotation allows the high-speed pill flow to pass through the middle of each coil of the compression spring and hit the metal surface of the inner circle. That happens to be the most concentrated part of the compression spring. Shot peening is the most concentrated spring. With a good strengthening method, the fatigue life of high-stress springs can be increased by more than 4 times after proper shot peening.

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