| High-Carbon Spring Wire | |||||
|---|---|---|---|---|---|
| Material | Music Wire ASTM A 228 | Hard Drawn ASTM A 277 | High Tensile Hard Drawn ASTM A 679 | Oil Tempered ASTM A 229 | Carbon Valve ASTM A 230 |
| Nominal Analysis | C--.70 - 1.00% Mn--.20 - 60% | C--.45 - .85% Mn--.60 - 1.30% | C-- .65 - 1.00% Mn-- .20 - 1.30% | C-- .55 - .85% Mn-- .60 - 1.20% | C-- .60 - .75% Mn-- .60 - .90% |
| Minimum Tensile Strength | 230-3999 | CLI 147-283 CLII 171-324 | 238-350 | CLI 165-293 CLII 191-324 | 215-240 |
| Modulus of Elasticity E psi x 106 | 30 | 30 | 30 | 30 | 30 |
| Design Stress % Minimum Tensile | 45 | 40 | 45 | 45 | 45 |
| Modulus in Torsion G psi x 106 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 |
| Maximum Temp. °F | 250 | 250 | 250 | 250 | 250 |
| Maximum Temp. °C | 121 | 121 | 121 | 121 | 121 |
| Rockwell Hardness | C41-60 | C31-52 | C41-60 | C42-55 | C45-49 |
| Method of Manufacture Chief Uses Special Properties | Cold drawn. High and uniform tensile. High quality springs and wire forms. | Cold drawn. Average stress applications. Lower cost springs and wire forms. | Cold drawn. Higher quality springs and wire forms. | Cold drawn and heat treated before fabrication, General purpose spring wire. | Cold drawn and heat treated before fabrication. Suitable for cyclic applications. |
| Alloy Steel Wire | Stainless Steel Wire | ||||
|---|---|---|---|---|---|
| Material | Chrome Vanadium ASTM A 231 | Chrome Silicon ASTM A 401 | AISI 302/304 ASTM A 313 | AISI 316 ASTM A 313 | 17-7 PH ASTM A 313 (631) |
| Nominal Analysis | C -- .48 - .53% Cr -- .80 - 1.10% V -- .15 min% | C -- .51 - .59% Cr -- .60 - .80% Si -- 1.20 - 1.60% | Cr -- 17.0 - 19.0% Ni -- 8.0 - 10.0% | Cr -- 16.0 - 18.0% Ni -- 10.0 - 14.0% Mo -- 2.0 - 3.0% | Cr -- 16.0 - 18.0% Ni -- 6.5 - 7.5% Al -- .75 - 1.5% |
| Minimum Tensile Strength | 190-300 | 235-300 | 235-300 | 110-245 | Cond CH 235-335 |
| Modulus of Elasticity E psi x 106 | 30 | 30 | 28 | 28 | 29.5 |
| Design Stress % Minimum Tensile | 45 | 45 | 30-40 | 40 | 45 |
| Modulus in Torsion G psi x 106 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 |
| Maximum Temp. °F | 425 | 475 | 550 | 550 | 650 |
| Maximum Temp. °C | 218.5 | 246 | 288 | 288 | 343 |
| Rockwell Hardness | C41-55 | C48-55 | C35-45 | C35-45 | C38-57 |
| Method of Manufacture Chief Uses Special Properties | Cold drawn and heat treated before fabrication. Used for shock loads and moderately elevated temperature. | Cold drawn and heat treated before fabrication. Used for shock loads and moderately elevated temperature. | Cold drawn, general purpose, corrosion and heat resistant. Magnetic in spring temper. | Cold drawn. Heat resistant and better corrosion resistance than 302. Magnetic in spring temper. | Cold drawn & precipitation hardened after fabrication. High strength and general purpose corrosion resistance. Slightly magnetic in spring temper. |
| Non-Ferrous Alloy Wire | ||||
|---|---|---|---|---|
| Material | Phosphor Bronze Grade A ASTM B 159 | Beryllium Copper ASTM B 197 | Monel 400 AMS 7233 | Monel K 500 QQ-N-286 |
| Nominal Analysis | Cu -- 94.0% - 96.0% Sn -- 4.0 - 6.0% | Cu -- 98.0% Be -- 2.0% | Ni -- 66.0% Cu -- 31.5% C/Fe | Ni -- 65.0% Cu -- 29.5% C/Fe/A/Ti |
| Minimum Tensile Strength | 105-145 | 150-230 | 145-180 | 160-200 |
| Modulus of Elasticity E psi x 106 | 15 | 18.5 | 26 | 28 |
| Design Stress % Minimum Tensile | 40 | 45 | 40 | 40 |
| Modulus in Torsion G psi x 106 | 6.25 | 7.0 | 9.5 | 9.5 |
| Maximum Temp. °F | 200 | 400 | 450 | 550 |
| Maximum Temp. °C | 93.8 | 204 | 232 | 288 |
| Rockwell Hardness | B98-104 | C35-42 | C23-32 | C23-35 |
| Method of Manufacture Chief Uses Special Properties | Cold drawn. Good corrosion resistance and electrical conductivity. | Cold drawn and may be mill hardened before fabricataion. Good corrosion resistance and electrical conductivity. High physicals. | Cold drawn. Good corrosion resistance at moderately elevated temperature. | Excellent corrosion resistance at moderately elevated temperature. |
| High-Temperature Alloy Wire | ||||
|---|---|---|---|---|
| Material | A 286 Alloy | Inconel 600 QQ-W-390 | Inconel 718 | Inconel X-750 AMS 5698, 5699 |
| Nominal Analysis | Ni -- 26.0% Cr -- 15.0% Fe -- 53.0% | Ni -- 76.0% Cr -- 15.8% Fe -- 7.2% | Ni -- 52.5% Cr -- 18.6% Fe -- 18.5% | Inconel X-750 AMS 5698,5699 |
| Minimum Tensile Strength | 160-200 | 170-230 | 210-2500 | No.IT 155 min. Spg.T 190-230 |
| Modulus psi x 106 | 29 | 31 | 29 | 31 |
| Design Stress % Minimum Tensile | 35 | 40 | 40 | 40 |
| Modulus in Torsion G psi x 106 | 10.4 | 11.0 | 11.2 | 12 |
| Maximum Temp. °F | 950 | 700 | 1100 | 750-1100 |
| Maximum Temp. °C | 510 | 371 | 593 | 399-593 |
| Rockwell Hardness | C35-42 | C35-45 | C45-50 | C34-39 |
| Method of Manufacture Chief Uses Special Properties | Cold drawn and precipitation hardened after fabrication. Good corrosion resistance at elevated temperature. | Cold drawn. Good corrosion resistance at elevated temperature. | Cold drawn and precipitation hardened after fabrication. Good corrosion resistance at elevated temperature. | Cold drawn and precipitation hardened after fabrication. Good corrosion resistance at elevated temperature. |