Suhm Spring Works - Materials Properties

                                                                                               

Material

Material Properties

Maximum Working Temp.

 Ultimate Tensile Range,
ksi

Modulus of Elasticity,
psi 106

Approx. Design % of Ultimate Tensile (torsional)

Common Sizes,
in

Elgiloy Spring Tempered Wire
AMS 5834

UNS R30003

Cold drawn.  Very high fatigue strength and long life.

600F

350/220

(E) 29.5

(G) 11.5

45%

.005" to .750"

 

 SIZE CHART

Wire Diameter, in

.005

.021

.041

.062

.105

.155

.243

.468

.007

.022

.044

.065

.107

.156

.250

.500

.008

.023

.045

.067

.109

.162

.263

.531 

.009

.024

.047

.072

.110

.172

.275

 .562

.010

.025

.048

.073 .113

.177

.306

.625

.012

.028

.049

.080

.114

.187

.307

.750

.013

.030

.050

.085

.120

.192

.312

 

.014

.031

.051

.089

.125

.200

.331

 

.015

.032

.054

.091

.135

.207

.343

 

.016

.035

.055

.093

.141

.218

.375

 

.017

.037

.058

.098

.142

.225

.406

 

.018

.040 .060 .100

.148

.242

.437

 

 

SS-ELGILOY

Suhm Coil Spring Works Wire Specification for Elgiloy

Suhm Spring Specification

Heat Treat

Notes

SS-ELGILOY

980F Min. / 5 Hrs. Min.

Must meet and be certified to AMS-5834A Chemicals Only.  Physical Properties are to meet SS-Elgiloy.  Solution Heat Treat and Original Mill Required NACE MR-01-97 (HRC 60 Max.)

 

Physical Properties for SS-ELGILOY after Drawn and Aged

Sizes

Minimum Tensile Strength, ksi *

Minimum Yield Strength, ksi

Minimum Elongation, %

Reduction of Area, minimum, %

HRC

.001 - .005

330

290

1.5

Report

46 - 55

.006 - .100

300

290

1.5

Report

46 - 55

.101 - .125

290

280

4

20

46 - 55

.126 - .170

290

280

4

20

46 - 55

.171 - .250

260

240

4

20

46 - 55

.251 - .437

240

230

6

20

46 - 55

.438 - Over

230

220

8

20

46 - 55

* Tensile strengths are not specified for sizes greater than .562

 

These data are provided as a reference guide only and are not intended for design purposes.  Strength values and sizes are subject to change.  Please check with a Suhm Spring representative for confirmation.

 

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