Metals - Temperature Expansion Coefficients

A comprehensive reference table of linear thermal expansion coefficients for various metals and metal alloys across different temperature ranges.

Metal/AlloyTemperature Range (°F)Expansion Coefficient (×10⁻⁶/°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 - 6.2
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
Kovar77 - 5722.83
Kovar77 - 7522.72
Kovar77 - 9323.44
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
Titanium Alloy - Ti-8Mn6
Tungsten2.5
Uranium7.4
Vanadium4.4
Wrought Carbon Steel70 - 8007.8
Yellow Brass68 - 57211.3
Zinc19