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

Inconel X-750 Spring Tempered Wire

  AMS 5699

UNS N07750

Cold drawn, age hardened.  Good corrosion resistance.  Good for use in elevated temperature applications. Good for use in Sour-Gas applications.

700F

230/180

 

(E) 29

(G) 11.2

45%

.005" to .750"

 

 SIZE CHART

Wire Diameter, in

.005

.022

.044

.059

.114

.182

.281

.500

.007

.023

.045

.062

.115

.187

.295

.531

.008

.025

.047

.072

.125

.192

.312

.562

.010

.028

.050

.080

.135

.207

.331

.625

.012

.030

.051

.093

.144

.218

.343

.750

.014

.032

.052

.099

.148

.225

.362

 

.015

.035

.054

.100

.156

.234

.375

 

.016

.038

.055

.101

.162

.243

.406

 

.018

.040

.057

.105

.172

.250

.437

 

.020

.041

.058

.109

.177

.262

.468

 

 

SS-X750

Suhm Coil Spring Works Wire Specification for Inconel X-750

Suhm Spring Specification

Heat Treat

Notes

SS-X750

1200F Min. / 4 Hrs. Min

Must meet and be certified to AMS-5699E Chemicals Only, Physical Properties are to meet SS-X750.

Solution Heat Treat and Original Mill Required NACE MR-01-75

 

Physical Properties for SS-X750


Sizes, in

Min. Tensile,
psi

Min. Yield,
psi


Min. Elong. %

Min. R of A %


HRC Max.

.005 - .125

220,000

200,000

4

20

50

.126 - .250

220,000

200,000

4

20

50

.251 - .437

210,000

190,000

6

20

50

.438 - .500

200,000

175,000

8

20

50

.501 - .750

180,000

160,000

8

20

50

 

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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