Naval Brass, Uninhibited, Copper Alloy, UNS C46400 , O50 Temper, Flat Products, Rod & Bar

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Naval Brass, Uninhibited, Copper Alloy, UNS C46400 , O50 Temper, Flat Products, Rod & Bar
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Temper: Light Anneal Excellent Suitability – Soldering, Brazing, Capacity for Being Hot Formed; Good Suitability – Oxyacetylene Welding, Spot Weld, Butt Weld; Fair Suitability – Gas Shielded Arc Welding, Seam Weld, Capacity for Being Cold Worked Common Fabrication Processes: Blanking; Drawing; Forming and Bending; Heading and Upsetting; Hot Forging and Pressing; hot heading and upsetting; Shearing Typical Uses: Lock Pins; Precision Shipboard Equipment; Bolts; Nuts; Rivets; Aircraft Turn buckle Barrels; Balls; Bearings; Condenser Plates; Dies, Golf Ball Production; Heat Exchanger Tube; Hub Cones; Pressure Vessels; Structural Uses; Valve Stems; Welding Rod; Decorative Fittings; Marine Hardware; Propeller Shafts; Shafting; Turn buckles; Missile Components; Baffle Plates and Flanges; Fittings Applicable Specifications: Bar – SAE J461, SAE J463, AMS 4612, Forgings ASTM B124/B124M, AMS 4611, FEDERAL Q-B-639, ASTM B21/B21M; Bolts – ASTM F468; Forgings, Die (Hot Pressed) – ASTM B283/B283M, ASME SB283; Nuts – ASTM F467; Plate – FEDERAL QQ-B-639, ASTM B432; Plate & Sheet - for Pressure Vessels, Condensers & Heat Exchangers ASME SB171, for Pressure Vessels, Condensers & Heat Exchangers ASTM B171/B171M; Rod – AMS 4612, ASTM B21/B21M, SAE J463, SAE J461, AMS 4611, Forgings ASTM B124/B124M; Screws – ASTM F468; Shapes – Forgings ASTM B124/B124M, ASTM B21/B21M; Sheet – FEDERAL QQ-B-639; Strip – SAE J463, FEDERAL QQ-B-639, SAE J461; Studs – ASTM F468; Wire – MILITARY MIL-W-6712
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Physical Properties	Metric	English	Comments

Density	8.41 g/cc	0.304 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength	414 MPa @Thickness 6.10 mm	60000 psi @Thickness 0.240 in
	427 MPa @Thickness 1.02 mm	62000 psi @Thickness 0.0400 in
	427 MPa @Thickness 50.8 mm	62000 psi @Thickness 2.00 in
	434 MPa @Thickness 6.10 mm	63000 psi @Thickness 0.240 in
	434 MPa @Thickness 25.4 mm	63000 psi @Thickness 1.00 in
Tensile Strength, Ultimate	283 MPa @Thickness 1.02 mm	41000 psi @Thickness 0.0400 in
	283 MPa @Thickness 6.10 mm	41000 psi @Thickness 0.240 in
	290 MPa @Thickness 6.10 mm	42000 psi @Thickness 0.240 in
	290 MPa @Thickness 50.8 mm	42000 psi @Thickness 2.00 in
	290 MPa @Thickness 25.4 mm	42000 psi @Thickness 1.00 in
Tensile Strength, Yield	193 MPa @Thickness 6.10 mm	28000 psi @Thickness 0.240 in	0.5% Ext
	193 MPa @Thickness 50.8 mm	28000 psi @Thickness 2.00 in	0.5% Ext
	207 MPa @Thickness 1.02 mm	30000 psi @Thickness 0.0400 in	0.5% Ext
	207 MPa @Thickness 6.10 mm	30000 psi @Thickness 0.240 in	0.5% Ext
	207 MPa @Thickness 25.4 mm	30000 psi @Thickness 1.00 in	0.5% Ext
Elongation at Break	40 % @Thickness 1.02 mm	40 % @Thickness 0.0400 in
	40 % @Thickness 6.10 mm	40 % @Thickness 0.240 in
	40 % @Thickness 25.4 mm	40 % @Thickness 1.00 in
	45 % @Thickness 6.10 mm	45 % @Thickness 0.240 in
	53 % @Thickness 50.8 mm	53 % @Thickness 2.00 in
Reduction of Area	55 % @Thickness 6.10 mm	55 % @Thickness 0.240 in
Tensile Modulus	103 GPa	15000 ksi
Modulus of Rigidity	38.6 GPa	5600 ksi
Poissons Ratio	0.34	0.34	Calculated
Machinability	30 %	30 %
Forgeability	90 %	90 %
Shear Strength	276 MPa @Thickness 6.35 mm	40000 psi @Thickness 0.250 in
	290 MPa @Thickness 25.4 mm	42000 psi @Thickness 1.00 in
	290 MPa @Thickness 50.8 mm	42000 psi @Thickness 2.00 in
	290 MPa @Thickness 6.35 mm	42000 psi @Thickness 0.250 in
	296 MPa @Thickness 50.8 mm	43000 psi @Thickness 2.00 in

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000610 ohm-cm	0.00000610 ohm-cm	28% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	21.2 µm/m-°C @Temperature 20.0 - 300 °C	11.8 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.377 J/g-°C	0.0900 BTU/lb-°F
Thermal Conductivity	9.65 W/m-K	67.0 BTU-in/hr-ft²-°F
Melting Point	888 - 899 °C	1630 - 1650 °F
Solidus	888 °C	1630 °F
Liquidus	899 °C	1650 °F
Annealing Point	427 - 593 °C	800 - 1100 °F

Processing Properties	Metric	English	Comments
Hot-Working Temperature	649 - 816 °C	1200 - 1500 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	59 - 62 %	59 - 62 %
Iron, Fe	<= 0.10 %	<= 0.10 %
Lead, Pb	<= 0.20 %	<= 0.20 %
Tin, Sn	0.50 - 1.0 %	0.50 - 1.0 %
Zinc, Zn	36.8 - 40.5 %	36.8 - 40.5 %	As Balance

References for this datasheet.

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MC46400x7 / 292032

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