Alloy 20 Spring Tempered Wire
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General Information |
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Material |
Material Properties |
Maximum Working Temp. |
Ultimate Tensile Range (ksi min) |
Modulus of Elasticity |
Approx. Design % of Ultimate Tensile (torsional) |
Common Sizes (inches) |
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Alloy 20 Spring Tempered Wire |
Excellent mechanical properties and easily fabricated. Moderate to good corrosion resistance. Used extensively in petrochemical and refining applications. |
- |
200/125 |
(E)29 |
45% |
.025" to .362" |
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Wire Sizes (Diameter in Inches) |
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.025 |
.026 |
.027 |
.028 |
.029 |
.030 |
.031 |
.032 |
.033 |
.034 |
.035 |
.036 |
.037 |
.038 |
.039 |
.040 |
.041 |
.042 |
.043 |
.044 |
.045 |
.046 |
.047 |
.049 |
.050 |
.051 |
.052 |
.053 |
.054 |
.055 |
.056 |
.057 |
.058 |
.059 |
.060 |
.061 |
.062 |
.064 |
.065 |
.067 |
.068 |
.069 |
.070 |
.071 |
.072 |
.074 |
.075 |
.076 |
.077 |
.078 |
.080 |
.082 |
.095 |
.097 |
.098 |
.099 |
.100 |
.102 |
.105 |
.109 |
.112 |
.113 |
.115 |
.118 |
.120 |
.125 |
.128 |
.129 |
.135 |
.138 |
.140 |
.142 |
.148 |
.156 |
.162 |
.187 |
.207 |
.234 |
.235 |
.262 |
.362 |
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Tensile Strength |
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Diameter |
Minimum Tensile Strength |
Maximum Tensile Strength |
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Over 0.010 (0.25) to 0.030 (0.76) |
200,000 (1380) |
230,000 (1585) |
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Over 0.030 (0.76) to 0.060 (1.52) |
195,000 (1345) |
225,000 (1550) |
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Over 0.060 (1.52) to 0.075 (1.90) |
190,000 (1310) |
220,000 (1515) |
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Over 0.075 (1.90) to 0.100 (2.54) |
185,000 (1275) |
215,000 (1480) |
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Over 0.100 (2.54) to 0.125 (3.18) |
180,000 (1240) |
210,000 (1450) |
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Over 0.125 (3.18) to 0.140 (3.56) |
170,000 (1170) |
200,000 (1380) |
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Over 0.140 (3.56) to 0.187 (4.75) |
160,000 (1100) |
190,000 (1310) |
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Over 0.187 (4.75) to 0.250 (6.35) |
150,000 (1035) |
180,000 (1240) |
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Over 0.250 (6.35) to 0.312 (7.92) |
135,000 (930) |
165,000 (1135) |
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Over 0.312 (7.92) to 0.375 (9.53) |
125,000 (860) |
155,000 (1070) |
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This data is provided as a reference guide only and is not intended for design purposes. Strength values and sizes are subject to change. Please check with a Suhm Spring representative for confirmation.