Quick Spring offers springs made to specification and a wide range of material options. Select the right material for your application or consult with a Quick Spring engineer for assistance to learn the best options. Common considerations with regards to material include operating temperature, corrosion resistance requirements and the spring parameters needed. With Quick Spring engineering support, you will be confident you are using the right material for your project every time.
Material | Commercially Available Specification | Nominal Chemistry | Density (lb/in3) | Minimum Tensile Strength (psi X 106) | Modulus of Elasticity (E)(psi X 106) | Modulus in Torsion (G)(psi X 106) | Maximum Operating Temperature | Description & Primary Use |
---|---|---|---|---|---|---|---|---|
Music Wire | ASTM A228 |
|
0.284 | 230-399 | 30 | 11.5 | 250 F | High quality spring wire that is cold drawn with good surface finish. Highly magnetic. Generally good fatigue life due to high tensile strength. |
Hard Drawn MB | ASTM A227 |
|
0.284 | Class I:147 - 283, Class II:171 - 324 | 30 | 11.5 | 250 F | General purpose spring wire for low average stress applications. Cold drawn to desired properties. Highly magentic. |
Oil Tempered MB | ASTM A229 |
|
0.284 | Class I: 165 - 293, Class II: 191 - 324 | 30 | 11.5 | 250 F | General purpose spring wire for average stress applications. Highly magnetic. Often used for larger wire sizes when Music Wire is not available. |
Material | Commercially Available Specification | Nominal Chemistry | Density (lb/in3) | Minimum Tensile Strength (psi X 106) | Modulus of Elasticity (E)(psi X 106) | Modulus in Torsion (G)(psi X 106) | Maximum Operating Temperature | Description & Primary Use |
---|---|---|---|---|---|---|---|---|
Oil Tempered Chrome SIlicon | ASTM A401 |
|
0.284 | 224-300 | 30 | 11.5 | 475 F | Alloy steel spring wire used for shock loads and moderately elevated temperatures. Highly magnetic. Available in Valve Spring quality in accordance with ASTM A877 |
Oil Tempered Chrome Vanadium | ASTM A231 |
|
0.284 | 190 - 300 | 30 | 11.5 | 425 F | Alloy steel spring wire used for shock loads and moderately elevated temperatures. Highly magnetic. Available in Valve Spring quality in accordance with ASTM A232. |
Material | Commercially Available Specification | Nominal Chemistry | Density (lb/in3) | Minimum Tensile Strength (psi X 106) | Modulus of Elasticity (E)(psi X 106) | Modulus in Torsion (G)(psi X 106) | Maximum Operating Temperature | Description & Primary Use |
---|---|---|---|---|---|---|---|---|
Stainless Steel 302/304 | ASTM A313 |
|
0.286 | 130 - 325 | 28 | 10 | 550 F | General purpose corrosion and heat resistant spring wire. Slightly magnetic. Type 304 has less carbon than Type 302, however considered commercially equivalent for stock springs. |
Stainless Steel 316 | ASTM A313 |
|
0.286 | 125 - 245 | 28 | 10 | 550 F | General heat resistant spring wire and better corrosion resistant than Type 302/204. Slightly magnetic. Often used in marine applications, resists chloride attack. |
Stainless Steel 17-7 PH | AMS 5678 |
|
0.282 | Cond. CH900: 230 - 343 | 29.5 | 11 | 600 F | Improved strength over 300 Series stainless steels with similar heat and corrosion resistance. Slightly magnetic. Material is precipitation hardened after spring fabrication to achieve desired properties. |
Material | Commercially Available Specification | Nominal Chemistry | Density (lb/in3) | Minimum Tensile Strength (psi X 106) | Modulus of Elasticity (E)(psi X 106) | Modulus in Torsion (G)(psi X 106) | Maximum Operating Temperature | Description & Primary Use |
---|---|---|---|---|---|---|---|---|
Phosphor Bronze | ASTM B159 |
|
0.320 | 105 - 145 | 15 | 6.25 | 200 F | Non-ferrous spring wire with good corrosion resistance and electrical conductivity. Non-magentic. |
Beryllium Copper | ASTM B197 |
|
0.298 | 160 - 230 | 18.5 | 7 | 400 F | Non-ferrous spring wire with good corrosion resistance and electrical conductivity. Improved strength over phosphor bronze and non-magnetic. Material is precipitation hardened after spring fabrication to achieve desired properties. |
Brass | ASTM B134 |
|
0.308 | 120 min | 16 | 6 | 200 F | Good combination of strength and ductility for cold working. Properties based on 70-30 Spring Brass (C26000) sub-type. Used in fresh water and seawater applications. |
Monel 400 | AMS 7233 |
|
0.318 | 145 - 180 | 26 | 9.5 | 450 F | Nickel-copper alloy spring wire good corrosion resistance at moderately elevated temperatures. Good mechanical properties for subzero temperature applications. Generally resistant to hydrofluoric , sulfuric, and hydrochloric acids. Typical for marine and chemical processing applications. |
Monel K 500 | QQ-N-286 |
|
0.305 | 160 - 200 | 26 | 9.5 | 550 F | Similar corrosion and heat resistance to Monel 400 with better strength. Good for subzero and cryogenic applications. |
Material | Commercially Available Specification | Nominal Chemistry | Density (lb/in3) | Minimum Tensile Strength (psi X 106) | Modulus of Elasticity (E)(psi X 106) | Modulus in Torsion (G)(psi X 106) | Maximum Operating Temperature | Description & Primary Use |
---|---|---|---|---|---|---|---|---|
Inconel 600 | ASTM B166 |
|
0.306 | 140 - 185 | 31 | 11 | 700 F | Good corrosion resistance and mechanical properties at moderately elevated temperatures. Also good for cryogenic applications. Used in chemical processing, heat-training, and aerospace industries. |
Inconel 718 | ASTM B637 |
|
0.298 | 210 - 250 | 29 | 11.2 | 1100 F | Better strength and heat resistance over Inconel 600. Material is precipitation hardened after spring fabrication to achieve desired properties. |
Inconel X750 | AMS 5698/5699 |
|
0.298 | No.1 Temper: 155 Min Spring Temper:180 - 220 | 31 | 12 | 750 - 1100 F | Better strength over Inconel 600. Material is precipitation hardened after spring fabrication to achieve desired properties. No.1 Temper provides better heat resistance. |
Elgiloy | AMS 5833 |
|
0.300 | 270 - 330 | 32 | 12 | 850 F | Cobalt-Nickel alloy known for strength and non-magnetic qualities. Excellent corrosion resistance, good for acetic acid, ammonium chloride, citric acid , sodium chloride and sodium sulfite. Material is precipitation hardened after spring fabrication to achieve desired properties. |
NiSpan C | AMS 5225 |
|
0.291 | 150 - 190 | 24.0 - 29.0 | 9.0 - 10.0 | 150 F | Special alloy that is heat-treatable to have a constant modulus over a range of operating temperatures. Material is not stainless and is magnetic. Typically used in timing devices, weighing and geophysical instruments. |
Hastelloy (C276) | ASTM B574 |
|
0.321 | 100 - 200 | 30.7 | 11.8 | 700 F | Good corrosion resistance in chemical process environments. Known for excellent resistance to sulfur and chloride compounds. Useful in marine and waste treatment industries. |