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

Music Wire ASTM A228 UNS K08500 & G10860

Cold drawn. Constant tensile strength. High-quality and good for high cycle spring applications.

250°F

449/230

(E) 30

(G) 11.5

45%

.012" to .250"

 

 SIZE CHART

Wire Diameter, in
.012 .026 .038 .054

.072

 .095

.124

.192
.013 .027 .039

.055

.075

 .098

.125

.207
.014 .028 .040 .056

.076

 .100 .130

.225
.015 .029 .041 .057

.078

.105

 .135

.243
.016 .030 .042 .058

.080

 .109 .138

.250*
.017 .031 .044 .059

.082

 .110

.148

  
.018 .032 .045 .062 .085 .112

.156

  
.020 .033 .047 .063

.090

.113

.162

  
.022 .035 .048 .065

.091

 .114 .170  
.024 .036 .050

.067

 .093 .118 .177  

.025

 .037

.051

.070

.094

.120

.187

  

* Sizes up to .283 in diameter are available on request.

    

TENSILE STRENGTH CHART

Diameter, in

Tensile Strength,

ksi

Diameter, in

Tensile Strength,

ksi

Diameter, in

Tensile Strength,

ksi

Diameter, in

Tensile Strength,

ksi

min

max

min

max

min

max

min

max

.004

 439 485

.022

 345 382 .059 296 327 .125 261 288

.005

 426 471

.024

 341 377 .063 293 324 .130 259 286

.006

 415 459

.026

 337 373 .067 290 321 .135 258 285

.007

 407 449

.028

 333 368 .072 287 317 .140 256 283

.008

 399 441

.030

 330 365 .076 284 314 .145 254 281

.009

 393 434

.032

 327 361 .080 282 312 .150 253 279

.010

 387 428

.034

 324 358 .085 279 308 .156 251 277

.011

 382 422

.036

 321 355 .090 276 305 .162 249 275

.012

 377 417

.038

 318 352 .095 274 303 .177 245 270

.013

 373 412

.040

 315 349 .100 271 300 .192 241 267

.014

 369 408

.042

 313 346 .102 270 299 .207 238 264

.015

 365 404

.045

 309 342 .107 268 296 .225 235 260

.016

 362 400

.048

 306 339 .110 267 295 .250 230 255

.018

 356 393

.051

 303 335 .112 266 294      

.020

 350 387

.055

 300 331 .121 263 290      

Tensile strength values for intermediate diameters may be interpolated.

 

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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