Copper Alloy, UNS C81540, TF00 Temper, As Sand Cast

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Copper Alloy, UNS C81540, TF00 Temper, As Sand Cast
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Temper: Precipitation Hardened Casting Characteristics: High – Drossing, Effect of Section Size; Medium – Fluidity, Gassing, Shrinkage in Solidification; Low - Casting Yield Fabrication Properties: Good Suitability – Gas Shielded Arc Welding; Fair Suitability – Soldering Typical uses: Blow Mold Cavities; Blow Pins for Blow Molds; Cavities for Injection Molds; Core Pins for Injection Molds; Cores for Injection Molds; Ejector Pins for Injection Molds; Flash Weld Dies; Hot Runner Systems for Injection Molds; Molds for Plastic Parts; Pinch Offs for Blow Molds; Resistance Welding Gun Arms; Resistance Welding Tips; Resistance Welding Wheels; Sprue Bushings for Injection Molds; Stud Welding Collets; Tip Welding Collets
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Physical Properties	Original Value	Comments

Density	0.315 lb/in³

Mechanical Properties	Original Value	Comments
Hardness, Brinell	210 @Load 3000 kg
Tensile Strength	100 ksi
Tensile Strength, Yield	75.0 ksi	0.5% Ext
Elongation at Break	13 %
Tensile Modulus	16000 ksi
Modulus of Rigidity	6154 ksi	Calculated
Poissons Ratio	0.30
Machinability	40 %
Charpy Impact	25.0 ft-lb	V-Notch

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000360 ohm-cm	48% IACS

Thermal Properties	Original Value	Comments
CTE, linear	9.70 µin/in-°F @Temperature 20.0 - 200 °C
Specific Heat Capacity	0.100 BTU/lb-°F
Thermal Conductivity	125 BTU-in/hr-ft²-°F
Melting Point	2021 - 2039 °F
Solidus	2021 °F
Liquidus	2039 °F
Shrinkage	2.08 %	Patternmaker's Shrinkage (4/16 in./ft.)

Component Elements Properties	Original Value	Comments
Aluminum, Al	<= 0.10 %
Chromium, Cr	0.10 - 0.60 %
Copper, Cu	>= 95.1 %
Iron, Fe	<= 0.15 %
Lead, Pb	<= 0.020 %
Nickel, Ni	2.0 - 3.0 %
Silicon, Si	0.40 - 0.80 %
Tin, Sn	<= 0.10 %
Zinc, Zn	<= 0.10 %

References for this datasheet.

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MC81540x1 / 292531

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