Spring Material and Types Data Review
This table details engineeriong properties of common spring materials as well as some alloys for design material selection application. The specifications indicated are current at the time of publication.
See Calculator Page for Spring Design Calculators!
Extension Spring is a close-coiled helical spring that offers resistance to a pulling force.
Torsion Spring exert pressure along a path which is a circular arc, or, in other words, providing torque. Sometimes these springs are called torsion springs, motors springs, power springs.
Related resources:
- Belleville Spring Washer
- Coil Spring
- Compression Spring Calculator
- Compression Spring "k" Constant Calculator
- Constant Force Spring Design & Equations
- Extension Spring "k" Constant Calculator
- Extension Spring Calculator
- Torsion Spring Calculator
- Spring Terminology
Common Spring Materials and Engineering Properties |
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Spring |
Materials Specification |
Density (lb/in3) |
Minimum Tensile Strength |
Modulus Elasticity (E) |
Modulus Torsion (G) |
Maximum Operating Temperature |
Application |
Beryllium Copper |
ASTM B197 |
0.298 |
150 - 230 |
18.5 |
7.0 |
400 °F |
Good corrosion resistance and electrical conductivity. Good physical strength. |
Chrome Vanadium |
ASTM A231 |
0.284 |
190 - 300 |
30.0 |
11.5 |
425 °F |
Used for shock loads and moderately elevated temperatures. |
Elgiloy |
AMS 5833 |
270 - 330 |
32.0 |
12.0 |
250 °F |
Excellent corrosion resistance. | |
Hard Drawn MB |
ASTM A227 |
0.284 |
Class I: 147 - 283 |
30.0 |
11.5 |
250 °F |
Typical stress applications. Can be electroplated. |
Hastelloy (C276) |
ASTM B574 |
100 - 200 |
30.7 |
11.8 |
700 °F |
High corrosion resistance. | |
Inconel 600 |
AMS B166 |
0.304 |
100 - 230 |
31.0 |
11.0 |
700 °F |
Corrosion resistance at moderately elevated temperature. |
Inconel 718 |
AMS B637 |
0.298 |
210 - 250 |
29.0 |
11.2 |
1100 °F |
Good corrosion resistance at moderately elevated temperature. |
Inconel X750 |
AMS 5698 / 5699 |
0.298 |
No. 1 Temper: 155 Min |
31.0 |
12.0 |
750 - 1100 °F |
Good corrosion resistance at moderately elevated temperature. |
Monel 400 |
AMS 7233 |
0.319 |
145 - 180 |
26.0 |
9.5 |
450 °F |
Good corrosion resistance at moderately elevated temperature. |
Monel K 500 |
QQ-N-286 |
0.306 |
160 - 200 |
26.0 |
9.5 |
550 °F |
Excellent corrosion resistance at moderately elevated temperature. |
NiSpan C |
AMS 5225 |
0.294 |
150 - 190 |
24.0 - 29.0 |
9.0 - 10.0 |
150 °F |
Constant modulus alloy. |
Music Wire |
ASTM A228 |
0.284 |
230 - 399 |
30.0 |
12 (up to 0.100") |
250 °F |
Good surface finish. |
Oil Tempered MB |
ASTM A229 |
0.284 |
Class I: 165 - 293 |
30.0 |
11.5 |
250 °F |
General purpose spring wire can be heat treated. |
Oil Tempered Chrome Silicon |
ASTM A401 |
0.284 |
235 - 300 |
30.0 |
11.5 |
475 °F |
Shock loads and moderately elevated temperatures. |
Phosphor Bronze |
ASTM B159 |
0.320 |
105 - 145 |
15.0 |
6.25 |
200 °F |
Cold drawn. Good corrosion resistance and electrical conductivity. |
Stainless Steel 302/304 |
ASTM A313 |
0.286 |
125 - 325 |
28.0 |
10.0 |
550 °F |
Cold drawn general purpose corrosion and heat resistant. |
Stainless Steel 316 |
ASTM A313 |
0.286 |
110 - 245 |
28.0 |
10.0 |
550 °F |
Heat resistant and better corrosion resistance than 302. |
Stainless Steel 17-7 PH |
AMS 5678 |
0.282 |
235 - 335 |
29.5 |
11.0 |
650 °F |
High strength and general purpose corrosion resistance. |
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