Suhm Spring Works - Materials Properties
|
Material |
Material
Properties |
Maximum
Working Temp. |
|
Modulus
of Elasticity |
Approx.
Design % of Ultimate Tensile (torsional) |
Common
Sizes, in |
|
17-7PH
Stainless Steel Wire |
Age hardened.
High tensile strength. Good for general
corrosion resistance. No magnetism. |
550°F |
365/230 |
(E) 29 |
45% |
.017" to .562" |
|
Wire Diameter, in |
|||||||||
|
.017 |
.029 |
.039 |
.051 |
.067 |
.085 |
.105 |
.142 |
.218 |
.312 |
|
.018 |
.030 |
.040 |
.054 |
.068 |
.086 |
.106 |
.148 |
.225 |
.331 |
|
.020 |
.031 |
.041 |
.055 |
.070 |
.088 |
.109 |
.156 |
.234 |
.343 |
|
.022 |
.032 |
.042 |
.056 |
.072 |
.090 |
.112 |
.162 |
.250 |
.362 |
|
.023 |
.033 |
.043 |
.057 |
.076 |
.091 |
.115 |
.172 |
.262 |
.375 |
|
.024 |
.034 |
.044 |
.058 |
.078 |
.094 |
.118 |
.177 |
.282 |
.406 |
|
.025 |
.035 |
.045 |
.059 |
.080 |
.095 |
.120 |
.187 |
.283 |
.437 |
|
.026 |
.036 |
.047 |
.060 |
.082 |
.098 |
.125 |
.192 |
.292 |
.468 |
|
.027 |
.037 |
.049 |
.062 |
.083 |
.100 |
.135 |
.203 |
.300 |
.500 |
|
.028 |
.038 |
.050 |
.065 |
.084 |
.101 |
.138 |
.207 |
.306 |
.562 |
TENSILE
STRENGTH CHART
|
Diameter, in.(mm) |
Tensile Strength |
||
|
Cold Drawn Condition C, |
Condition CH-900B, psi,
minimum |
Condition CH-900B, psi, maximum |
|
|
0.010 to 0.015 incl. |
295,000 |
335,000 |
365,000 |
|
Over
0.015 to 0.020 incl. |
290,000 |
330,000 |
360,000 |
|
Over
0.020 to 0.029 incl. |
285,000 |
325,000 |
355,000 |
|
Over
0.029 to 0.041 incl. |
270,000 |
310,000 |
340,000 |
|
Over
0.051 to 0.061 incl |
265,000 |
305,000 |
335,000 |
|
Over
0.061 to 0.071 incl. |
257,000 |
297,000 |
327,000 |
|
Over
0.071 to 0.086 incl. |
255,000 |
292,000 |
322,000 |
|
Over
0.086 to 0.090 incl. |
245,000 |
292,000 |
312,000 |
|
Over
0.090 to 0.100 incl. |
242,000 |
279,000 |
309,000 |
|
Over
0.100 to 0.106 incl |
238,000 |
274,000 |
304,000 |
|
Over
0.106 to 0.130 incl. |
236,000 |
272,000 |
302,000 |
|
Over
0.130 to 0.138 incl. |
230,000 |
260,000 |
290,000 |
|
Over
0.138 to 0.146 incl. |
228,000 |
258,000 |
288,000 |
|
Over
0.146 to 0.162 incl. |
226,000 |
256,000 |
286,000 |
|
Over
0.162 to 0.180 incl. |
224,000 |
254,000 |
284,000 |
|
Over
0.180 to 0.207 incl. |
222,000 |
252,000 |
282,000 |
|
Over
0.207 to 0.225 incl. |
218,000 |
248,000 |
278,000 |
|
Over
0.225 to 0.306 incl. |
213,000 |
242,000 |
272,000 |
|
Over
0.306 to 0.440 incl. |
207,000 |
235,000 |
265,000 |
|
Over
0.440 to 0.625 incl. |
203,000 |
230,000 |
260,000 |
B Aged at 900º F for one hour and air cooled.
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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