Suhm Spring Works - Materials Properties
|
Material |
Material
Properties |
Maximum
Working Temp. |
|
Modulus
of Elasticity |
Approx.
Design % of Ultimate Tensile (torsional) |
Common
Sizes (inches) |
|
AISI
302/304 Stainless Steel |
Cold drawn.
Low cost. Good for general purpose corrosion
and elevated temperature applications.
Has some magnetism in a spring temper. |
500°F |
325/130 |
(E) 28 |
40% |
.015"
to .500" |
|
Wire Diameter,
in |
||||||
|
.015 |
.033 |
.052 |
.072 |
.094 |
.138 |
.244 |
|
.016 |
.034 |
.053 |
.074 |
.095 |
.140 |
.250 |
|
.017 |
.035 |
.054 |
.075 |
.097 |
.142 |
.262 |
|
.018 |
.036 |
.055 |
.076 |
.098 |
.148 |
.282 |
|
.019 |
.037 |
.056 |
.077 |
.099 |
.156 |
.297 |
|
.020 |
.038 |
.057 |
.078 |
.100 |
.162 |
.306 |
|
.021 |
.039 |
.058 |
.080 |
.102 |
.170 |
.312 |
|
.022 |
.040 |
.059 |
.082 |
.105 |
.172 |
.331 |
|
.023 |
.041 |
.060 |
.083 |
.109 |
.177 |
.343 |
|
.024 |
.042 |
.061 |
.084 |
.112 |
.179 |
.362 |
|
.025 |
.043 |
.062 |
.085 |
.113 |
.180 |
.375 |
|
.026 |
.044 |
.064 |
.086 |
.115 |
.182 |
.393 |
|
.027 |
.045 |
.065 |
.088 |
.118 |
.187 |
.406 |
|
.028 |
.046 |
.067 |
.089 |
.120 |
.192 |
.437 |
|
.029 |
.047 |
.068 |
.090 |
.125 |
.207 |
.468 |
|
.030 |
.049 |
.069 |
.091 |
.128 |
.218 |
.500 |
|
.031 |
.050 |
.070 |
.092 |
.129 |
.225 |
.562 |
|
.032 |
.051 |
.071 |
.093 |
.135 |
.234 |
|
TENSILE STRENGTH CHART
|
Diameter, in |
Tensile Strength, psi |
|
|
minimum |
maximum |
|
|
Up
to 0.009
incl.
|
325,000 |
355,000 |
|
Over
0.009 to 0.010 incl. |
320,000 |
350,000 |
|
Over
0.010 to 0.011 incl. |
318,000 |
348,000 |
|
Over
0.011 to 0.012 incl. |
316,000 |
346,000 |
|
Over
0.012 to 0.013 incl. |
314,000 |
344,000 |
|
Over
0.013 to 0.014 incl. |
312,000 |
342,000 |
|
Over
0.014 to 0.015 incl. |
310,000 |
340,000 |
|
Over
0.015 to 0.016 incl. |
308,000 |
338,000 |
|
Over
0.016 to 0.017 incl. |
306,000 |
336,000 |
|
Over
0.017 to 0.018 incl. |
304,000 |
334,000 |
|
Over
0.018 to 0.020 incl. |
300,000 |
330,000 |
|
Over 0.020 to 0.022
incl. |
296,000 |
326,000 |
|
Over
0.022 to 0.024 incl. |
292,000 |
322,000 |
|
Over
0.024 to 0.026 incl. |
291,000 |
320,000 |
|
Over
0.026 to 0.028 incl. |
289,000 |
318,000 |
|
Over
0.028 to 0.031 incl. |
285,000 |
315,000 |
|
Over
0.031 to 0.034 incl. |
282,000 |
310,000 |
|
Over
0.034 to 0.037 incl. |
280,000 |
308,000 |
|
Over
0.037 to 0.041 incl. |
275,000 |
304,000 |
|
Over
0.041 to 0.045 incl. |
272,000 |
300,000 |
|
Over
0.045 to 0.050 incl. |
267,000 |
295,000 |
|
Over
0.050 to 0.054 incl. |
265,000 |
293,000 |
|
Over
0.054 to 0.058 incl. |
261,000 |
289,000 |
|
Over
0.058 to 0.063 incl. |
258,000 |
285,000 |
|
Over
0.063 to 0.070 incl. |
252,000 |
281,000 |
|
Over
0.070 to 0.075 incl. |
250,000 |
278,000 |
|
Over
0.075 to 0.080 incl. |
246,000 |
275,000 |
|
Over
0.080 to 0.087 incl. |
242,000 |
271,000 |
|
Over
0.087 to 0.095 incl. |
238,000 |
268,000 |
|
Over
0.095 to 0.105 incl. |
232,000 |
262,000 |
|
Over
0.105 to 0.115 incl. |
227,000 |
257,000 |
|
Over
0.115 to 0.125 incl. |
222,000 |
253,000 |
|
Over
0.125 to 0.135 incl. |
217,000 |
248,000 |
|
Over
0.135 to 0.148 incl. |
210,000 |
241,000 |
|
Over
0.148 to 0.162 incl. |
205,000 |
235,000 |
|
Over
0.162 to 0.177 incl. |
198,000 |
228,000 |
|
Over
0.177 to 0.192 incl. |
194,000 |
225,000 |
|
Over
0.192 to 0.207 incl. |
188,000 |
220,000 |
|
Over
0.207 to 0.225 incl. |
182,000 |
214,000 |
|
Over
0.225 to 0.250 incl. |
175,000 |
205,000 |
|
Over
0.250 to 0.278 incl. |
168,000 |
198,000 |
|
Over
0.278 to 0.306 incl. |
161,000 |
192,000 |
|
Over
0.306 to 0.331 incl. |
155,000 |
186,000 |
|
Over
0.331 to 0.362 incl. |
150,000 |
180,000 |
|
Over
0.362 to 0.394 incl. |
145,000 |
175,000 |
|
Over
0.394 to 0.438 incl. |
140,000 |
170,000 |
|
Over
0.436 to 0.500 incl. |
135,000 |
165,000 |
|
Over
0.500
|
130,000 |
160,000 |
A 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.
7