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 Dia., inches |
|
Wire Dia., inches |
|
Wire Dia., inches |
|
Wire Dia., inches |
|
Wire Dia., inches |
|
Wire Dia., inches |
|
Wire Dia., inches |
|
.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.(mm) |
Tensile Strength, PSI (Mpa) |
|
|
minimum |
maximum |
|
|
Up to 0.009 (0.23), incl. |
325,000 (2240) |
355,000 (2450) |
|
Over 0.009 (0.23) to 0.010 (0.25), incl. |
320,000 (2205) |
350,000 (2415) |
|
Over 0.010 (0.25) to 0.011 (0.28), incl. |
318,000 (2190) |
348,000 (2400) |
|
Over 0.011 (0.28) to 0.012 (0.30), incl. |
316,000 (2180) |
346,000 (2385) |
|
Over 0.012 (0.30) to 0.013 (0.33), incl. |
314,000 (2165) |
344,000 (2370) |
|
Over 0.013 (0.33) to 0.014 (0.36), incl. |
312,000 (2150) |
342,000 (2360) |
|
Over 0.014 (0.36) to 0.015 (0.38), incl. |
310,000 (2135) |
340,000 (2345) |
|
Over 0.015 (0.38) to 0.016 (0.41), incl. |
308,000 (2125) |
338,000 (2330) |
|
Over 0.016 (0.41) to 0.017 (0.43), incl. |
306,000 (2110) |
336,000 (2315) |
|
Over 0.017 (0.43) to 0.018 (0.46), incl. |
304,000 (2095) |
334,000 (2300) |
|
Over 0.018 (0.46) to 0.020 (0.51), incl. |
300,000 (2070) |
330,000 (2275) |
|
Over 0.020 (0.51) to 0.022 (0.56), incl. |
296,000 (2040) |
326,000 (2250) |
|
Over 0.022 (0.56) to 0.024 (0.61), incl. |
292,000 (2015) |
322,000 (2220) |
|
Over 0.024 (0.61) to 0.026 (0.66), incl. |
291,000 (2005) |
320,000 (2205) |
|
Over 0.026 (0.66) to 0.028 (0.71), incl. |
289,000 (1995) |
318,000 (2190) |
|
Over 0.028 (0.71) to 0.031 (0.79), incl. |
285,000 (1965) |
315,000 (2170) |
|
Over 0.031 (0.79) to 0.034 (0.86), incl. |
282,000 (1945) |
310,000 (2135) |
|
Over 0.034 (0.86) to 0.037 (0.94), incl. |
280,000 (1930) |
308,000 (2125) |
|
Over 0.037 (0.94) to 0.041 (1.04), incl. |
275,000 (1895) |
304,000 (2095) |
|
Over 0.041 (1.04) to 0.045 (1.14), incl. |
272,000 (1875) |
300,000 (2070) |
|
Over 0.045 (1.14) to 0.050 (1.27), incl. |
267,000 (1840) |
295,000 (2035) |
|
Over 0.050 (1.27) to 0.054 (1.37), incl. |
265,000 (1825) |
293,000 (2020) |
|
Over 0.054 (1.37) to 0.058 (1.47), incl. |
261,000 (1800) |
289,000 (1990) |
|
Over 0.058 (1.47) to 0.063 (1.60), incl. |
258,000 (1780) |
285,000 (1965) |
|
Over 0.063 (1.60) to 0.070 (1.78), incl. |
252,000 (1735) |
281,000 (1935) |
|
Over 0.070 (1.78) to 0.075 (1.90), incl. |
250,000 (1725) |
278,000 (1915) |
|
Over 0.075 (1.90) to 0.080 (2.03), incl. |
246,000 (1695) |
275,000 (1895) |
|
Over 0.080 (2.03) to 0.087 (2.21), incl. |
242,000 (1670) |
271,000 (1870) |
|
Over 0.087 (2.21) to 0.095 (2.41), incl. |
238,000 (1640) |
268,000 (1850) |
|
Over 0.095 (2.41) to 0.105 (2.67), incl. |
232,000 (1600) |
262,000 (1805) |
|
Over 0.105 (2.67) to 0.115 (2.92), incl. |
227,000 (1565) |
257,000 (1770) |
|
Over 0.115 (2.92) to 0.125 (3.17), incl. |
222,000 (1530) |
253,000 (1745) |
|
Over 0.125 (3.17) to 0.135 (3.43), incl. |
||