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Thermal Expansion Metals

Reference data and engineering information about thermal expansion metals for material properties applications.

thermalexpansionmetalsCalculatorData Table

Overview

Calculate thermal expansion of metal components due to temperature change.

Formula

ΔL=αL0ΔT\Delta L = \alpha L_0 \Delta T

Calculator

Notes

  • Results are approximate and should be verified for critical applications
  • Input values should be within reasonable engineering ranges

Thermal Expansion Coefficients Data Table

The following table provides linear thermal expansion coefficients for common metals and alloys. Note that coefficients may vary with temperature; verify values for your specific operating conditions.

119 rows
Linear thermal expansion coefficients for metals and alloys
Metal / Alloy
Temperature Range(°F)
Thermal Expansion Coeff.(10⁻⁶ in/(in·°F))
Admiralty Brass68 - 57211.2
Aluminum68 - 21213.1
Aluminum Bronze68 - 5729
Aluminum Alloy - 201112.8
Aluminum Alloy - 201713.1
Aluminum Alloy - 202412.9
Aluminum Alloy - 300312.9
Aluminum Alloy - 505213.2
Aluminum Alloy - 508613.2
Aluminum Alloy - 606113
Aluminum Alloy - 707513.1
Antimony5
Beryllium6.7
Beryllium Copper68 - 2129.3
Bismuth7.2
Cast Iron, grey32 - 2125.8
Cast Steel, 3% C7
Chromium3.3
Cobalt6.7
Copper68 - 5729.8
Copper-Base Alloy - Manganese Bronze11.8
Copper-Base Alloy - C1100 (Electrolytic tough pitch)9.8
Copper-Base Alloy - C14500 (Free Machining Cu)9.9
Copper-Base Alloy - C17200, C17300 (Beryllium Cu)9.9
Copper-Base Alloy - C18200 (Chromium Cu)9.8
Copper-Base Alloy - C18700 (Leaded Cu)9.8
Copper-Base Alloy - C22000 (Commercial bronze, 90%)10.2
Copper-Base Alloy - C23000 (Red brass, 85%)10.4
Copper-Base Alloy - C26000 (Cartridge brass, 70%)11.1
Copper-Base Alloy - C27000 (Yellow brass)11.3
Copper-Base Alloy - C28000 (Muntz metal, 60%)11.6
Copper-Base Alloy - C33000 (Low-leaded brass tube)11.2
Copper-Base Alloy - C35300 (High-leaded brass)11.3
Copper-Base Alloy - C35600 (Extra high-leaded brass)11.4
Copper-Base Alloy - C36000 (Free machining brass)11.4
Copper-Base Alloy - C36500 (Leaded Muntz metal)11.6
Copper-Base Alloy - C46400 (Naval brass)11.8
Copper-Base Alloy - C51000 (Phosphor bronze, 5% A)9.9
Copper-Base Alloy - C54400 (Free cutting phos. bronze)9.6
Copper-Base Alloy - C62300 (Aluminum bronze, 9%)9
Copper-Base Alloy - C62400 (Aluminum bronze, 11%)9.2
Copper-Base Alloy - C63000 (Ni-Al bronze)9
Copper-Base Alloy - Nickel-Silver9
Cupronickel68 - 5729
Ductile Iron, A536 (120-90-02)5.9
Gold7.9
Hastelloy C70 - 2005.3
Inconel68 - 2126.4
Incoloy32 - 2128
Invar68 - 2120.67
Iridium3.3
Iron, nodular pearlitic68 - 2126.5
Iron, pure68 - 2126.8
Kovar77 - 3923.05
Magnesium14
Malleable Iron, A220 (50005, 60004, 80002)7.5
Manganese12
Manganese Bronze68 - 57211.8
Mild steel5.9
Molybdenum3
Monel32 - 2127.8
Nickel-Base Alloy - Nickel 200, 201, 2058.5
Nickel-Base Alloy - Hastelloy C-226.9
Nickel-Base Alloy - Hastelloy C-2766.2
Nickel-Base Alloy - Inconel 7187.2
Nickel-Base Alloy - Monel8.7
Nickel-Base Alloy - Monel 4007.7
Nickel-Base Alloy - K5007.6
Nickel-Base Alloy - R4057.6
Nickel Wrought77 - 2127.4
Niobium (Columbium)3.9
Red Brass68 - 57210.4
Osmium2.8
Platinum5
Plutonium19.84
Potassium46
Rhodium4.4
Selenium21
Silicon2.8
Silver11
Sodium39
Stainless Steel - S301009.4
Stainless Steel - S30200, S30300, S303239.6
Stainless Steel - S302159
Stainless Steel - S30400, S305009.6
Stainless Steel - S304309.6
Stainless Steel - S308009.6
Stainless Steel - S30900, S309088.3
Stainless Steel - S31000, S310088.8
Stainless Steel - S31600, S317008.8
Stainless Steel - S317039.2
Stainless Steel - S321009.2
Stainless Steel - S347009.2
Stainless Steel - S348009.3
Stainless Steel - S384009.6
Stainless Steel - S40300, S41000, S41600, 416235.5
Stainless Steel - S405006
Stainless Steel - S414005.8
Stainless Steel - S42000, S420205.7
Stainless Steel - S422006.2
Stainless Steel - S429005.7
Stainless Steel - S43000, S43020, S430235.8
Stainless Steel - S436005.2
Stainless Steel - S44002, S440045.7
Stainless Steel - S440035.6
Stainless Steel - S446005.8
Stainless Steel - S50100, S502006.2
Tantalum3.6
Thorium6.7
Tin32 - 21212.8
Titanium68 - 2004.8
Titanium Alloy - Ti-5Al-2.5Sn5.3
Ti-8Mn6
Tungsten2.5
Uranium7.4
Vanadium4.4
Wrought Carbon Steel70 - 8007.8
Yellow Brass68 - 57211.3
Zinc19

Source: engineeringtoolbox.com

Unit Conversion Notes

  • Temperature Conversion: T(°C)=59×(T(°F)32)T_{(°C)} = \frac{5}{9} \times (T_{(°F)} - 32)
  • Length Conversion: 1 in=25.4 mm1 \text{ in} = 25.4 \text{ mm}, 1 ft=0.3048 m1 \text{ ft} = 0.3048 \text{ m}
  • Coefficient Units: Values are in 106 in/(in⋅°F)10^{-6} \text{ in/(in·°F)}, which is equivalent to 106 °F110^{-6} \text{ °F}^{-1}.
  • Important Note: Coefficient values may change with temperature; these are

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