Material

Commercially Available Specification

Nominal Chemistry

Density (lb/in³)

Minimum Tensile Strength
(psi x 10³)

Modulus of Elasticity (E)
(psi x 10⁶)

Modulus in Torsion (G)
(psi x 10⁶)

Maximum Operating Temperature

Method of Manufacture / Primary Use

Music Wire

ASTM A228

C   0.70 - 1.00%
Mn 0.20 - 0.60%

0.284

230 - 399

30.0

12 (up to 0.100")
11.5 (over 0.100")

250 °F

Highest quality cold drawn, high carbon wire. Good surface finish.

Hard Drawn MB

ASTM A227

C   0.45 - 0.85%
Mn 0.60 - 1.30%

0.284

Class I: 147 - 283
Class II: 171 - 324

30.0

11.5

250 °F

Cold drawn. Average stress applications. Can be readily electroplated.

Oil Tempered MB

ASTM A229

C   0.55 - 0.85%
Mn 0.60 - 1.20%

0.284

Class I: 165 - 293
Class II: 191 - 324

30.0

11.5

250 °F

Cold drawn and heat treated before fabrication. Slight scale on surface. General purpose spring wire.

Oil Tempered Chrome Silicon

ASTM A401

C   0.51 - 0.59%
Cr  0.60 - 0.80%
Si  1.20 - 1.60%

0.284

235 - 300

30.0

11.5

475 °F

Cold drawn and heat treated before fabrication. Used for shock loads and moderately elevated temperatures.

Oil Tempered Chrome Vanadium

ASTM A231

C   0.48 - 0.53%
Mn 0.70 - 0.90%
Cr  0.80 - 1.10%
V     0.15 Min %

0.284

 190 - 300

30.0

11.5

425 °F

Cold drawn and heat treated before fabrication. Used for shock loads and moderately elevated temperatures.

Stainless Steel 302/304

ASTM A313

Cr  17.0 - 19.0%
Ni    8.0 - 10.0%

0.286

125 - 325

28.0

10.0

550 °F

Cold drawn general purpose corrosion and heat resistant.

Stainless Steel 316

ASTM A313

Cr  16.0 - 18.0%
Ni  10.0 - 14.0%
M     2.0 - 3.0%

0.286

110 - 245

28.0

10.0

550 °F

Cold drawn. Heat resistant and better corrosion resistance than 302.

Stainless Steel 17-7 PH

AMS 5678

Cr  16.0 - 18.0%
Ni      6.5 - 7.5%
Mo   0.75 - 1.5%

0.282

235 - 335

29.5

11.0

650 °F

Cold drawn and precipitation hardened after fabrication. High strength and general purpose corrosion resistance.

Phosphor Bronze

ASTM B159

Cu  94.0 - 96.0%
Sn     4.0 - 6.0%

0.320

105 - 145

15.0

6.25

200 °F

Cold drawn. Good corrosion resistance and electrical conductivity.

Beryllium Copper

ASTM B197

Cu           98.0%
Sn             2.0%

0.298

150 - 230

18.5

7.0

400 °F

Cold drawn. Good corrosion resistance and electrical conductivity. Good physical strength.

Monel 400

AMS 7233

Ni            66.0%
Cu           31.5%

0.319

145 - 180

26.0

9.5

450 °F

Cold drawn. Good corrosion resistance at moderately elevated temperature.

Monel K 500

QQ-N-286

Ni            65.0%
Cu           29.5%

0.306

160 - 200

26.0

9.5

550 °F

Excellent corrosion resistance at moderately elevated temperature.

Inconel 600

AMS B166

Ni            76.0%
Cr            15.8%
Fe              7.2%

0.304

100 - 230

31.0

11.0

700 °F

Cold drawn. Good corrosion resistance at moderately elevated temperature.

Inconel 718

AMS B637

Ni            52.5%
Cr            18.6%
Fe            18.5%

0.298

210 - 250

29.0

11.2

1100 °F

Cold drawn and precipitation hardened after fabrication. Good corrosion resistance at moderately elevated temperature.

Inconel X750

AMS 5698 / 5699

Ni            73.0%
Cr            15.0%
Fe           6.75%

0.298

No. 1 Temper: 155 Min
Spring Temper: 190 - 230

31.0

12.0

750 - 1100 °F

Cold drawn and precipitation hardened after fabrication. Good corrosion resistance at moderately elevated temperature.

Elgiloy

AMS 5833

Co  39.0 - 41.0%
Cr   19.0 - 21.0%
Ni   15.0 - 16.0%
Fe      Balance

270 - 330

32.0

12.0

250 °F

Cold drawn and aged. Excellent corrosion resistance.

NiSpan C

AMS 5225

Fe      Balance
Ni   41.0 - 43.5%
Cr    4.9 - 5.75%
Ti     2.2 - 2.75%
Al      0.3 - 0.8%

0.294

150 - 190

24.0 - 29.0

9.0 - 10.0

150 °F

Precipitation hardenable. Constant modulus alloy.

Hastelloy (C276)

ASTM B574

Ni      Balance
Cr   14.5 - 16.5%
Mo  15.0 - 17.0%
W       3.0 - 4.5%
Fe      4.0 - 7.0%

100 - 200

30.7

11.8

700 °F

High corrosion resistance.