UNS S20400 Springs
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We could produce UNS S20400 springs,S20400 springs,S20400 Compression Springs,UNS S20400 Extension Springs,UNS S20400 Torsion Springs,S20400 tension spring, UNS S20400 disc spring, UNS S20400 wave spring,S20400 Spiral Springs,UNS S20400 Automotive Springs,UNS S20400 Elevator Springs,UNS S20400 coil springs,UNS S20400 Conical Springs,UNS S20400 Tapered Springs,UNS S20400 Barrel Springs,S20400 die springs,S20400 Constant Force Springs,S20400 Power Springs,S20400 Garter Springs,UNS S20400 retaining Springs,UNS S20400 Volute Springs,UNS S20400 flat springs,UNS S20400 Volute Springs,UNS S20400 battery springs,UNS S20400 Spring Clips,UNS S20400 Battery Contacts from china

The diameter of UNS S20400 springs that we could do range from 0.30 mm to 3.00 mm.

As per Surface finish of UNS S20400 springs, we could do grinding ,presetting ,deburring ,shot peening ,vibratory finishing ,passivating,painting ,heat setting,stress relief ,end forming,threading ,coining,chamfering ,knurling ,welding ,assembly,grooving ,flatting and so on

As per Coatings of of UNS S20400 springs, we could do chrome,Teflon, corvel,pain,color coding,zinc plating,black oxide,precoated wire and so on

Our UNS S20400 Springs could undergo either bainitic hardening after forming (carbon) or vacuum hardening and annealing (stainless).or come in pre-hardened As per the requirement of the clients

UNS S20400 is a combination of corrosion resistance, strength and wet abrasion resistance.

The chemical composition of S20400 springs is as follows



Carbon 0.03 max.

Manganese 7.0–9.0

Phosphorus 0.040 max.

Sulfur 0.030 max

Silicon 1.00 max.

Chromium 15.0–17.0

Nickel 1.5–3.0

Nitrogen 0.15–0.30

Copper 1.00 max.

The mechanical property of UNS S20400 spring is as follows

Ultimate Tensile, min.

Yield Strength (0.2% OS) min.

Elong. in 2 in., or 50mm, min., %


Hardness, max.


95 KSi

48 KSi



241 Brinell

We could do solution treatment and ageing treatment for UNS S20400 springs as per the requirement of the clients.

We could supply inspection certificate of UNS S20400 springs by third party,like TUV,DNV,GL,BV,SGS and so on

We analyze your UNS S20400 spring design and make recommendations to improve quality and reduce cost. Whether you have a sample, drawing or idea, our engineering team is ready to offer you design assistance and material recommendation to best fit your application as well as your budget. We are easy to talk to, well-prepared and ready to put our expertise to work for you.

Our S20400 springs are widely used in Ship building,Refineries,Defence.Oil & gas.Mining,Petrochemical,Chemical,Power plant,Railway,Sugar,Steel plant,Fertilizers,Ports,Paper,Cement and so on

Please send us the drawing of UNS S20400 springs that you need, we are glad to quote the best price for your side.

Except UNS S20400 Springs,we also could produce UNS S20400 flanges,UNS S20400 plates,UNS S20400 fastener,UNS S20400 bolts,UNS S20400 fittings,UNS S20400 pipes,UNS S20400 tubes,UNS S20400 bars