Low-leaded brass, UNS C33500, WR02 Temper, Flat Products

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Low-leaded brass, UNS C33500, WR02 Temper, Flat Products
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Temper: Welded, Drawn, and Stress Relieved from Half Hard, Tube Fabrication Properties: Excellent Suitability – Soldering; Good Suitability – Brazing, Capacity for Being Cold Worked; Fair Suitability – Oxyacetylene Welding, Gas Shielded Arc Welding, Spot Weld, Butt Weld; Poor Suitability – Capacity for Being Hot Formed Common Fabrication Processes: Blanking; Drawing; Machining; Piercing and Punching; Stamping Typical uses: Butts; Hardware; Hinge Brass; Trim; Watch Backs; Screw Machine Products Applicable Specifications: Bar – ASTM B121/B121M; Plate - ASTM B121/B121M; Rod, Bar & Shapes – ASTM B453/B453M; Sheet – ASTM B121/B121M; Strip – ASTM B121/B121M
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Physical Properties	Metric	English	Comments

Density	8.47 g/cc	0.306 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength	317 MPa @Thickness 1.02 mm	46000 psi @Thickness 0.0400 in
	324 MPa @Thickness 1.02 mm	47000 psi @Thickness 0.0400 in
	338 MPa @Thickness 1.02 mm	49000 psi @Thickness 0.0400 in
	352 MPa @Thickness 1.02 mm	51000 psi @Thickness 0.0400 in
	372 MPa @Thickness 1.02 mm	54000 psi @Thickness 0.0400 in
	421 MPa @Thickness 1.02 mm	61000 psi @Thickness 0.0400 in
	510 MPa @Thickness 1.02 mm	74000 psi @Thickness 0.0400 in
	579 MPa @Thickness 1.02 mm	84000 psi @Thickness 0.0400 in
Tensile Strength, Ultimate	221 MPa @Thickness 1.02 mm	32000 psi @Thickness 0.0400 in	In Shear
	234 MPa @Thickness 1.02 mm	34000 psi @Thickness 0.0400 in	In Shear
	248 MPa @Thickness 1.02 mm	36000 psi @Thickness 0.0400 in	In Shear
	276 MPa @Thickness 1.02 mm	40000 psi @Thickness 0.0400 in	In Shear
	296 MPa @Thickness 1.02 mm	43000 psi @Thickness 0.0400 in	In Shear
Tensile Strength, Yield	96.5 MPa @Thickness 1.02 mm	14000 psi @Thickness 0.0400 in	0.5% Ext
	103 MPa @Thickness 1.02 mm	15000 psi @Thickness 0.0400 in	0.5% Ext
	117 MPa @Thickness 1.02 mm	17000 psi @Thickness 0.0400 in	0.5% Ext
	131 MPa @Thickness 1.02 mm	19000 psi @Thickness 0.0400 in	0.5% Ext
	276 MPa @Thickness 1.02 mm	40000 psi @Thickness 0.0400 in	0.5% Ext
	345 MPa @Thickness 1.02 mm	50000 psi @Thickness 0.0400 in	0.5% Ext
	414 MPa @Thickness 1.02 mm	60000 psi @Thickness 0.0400 in	0.5% Ext
Elongation at Break	8.0 % @Thickness 1.02 mm	8.0 % @Thickness 0.0400 in
	23 % @Thickness 1.02 mm	23 % @Thickness 0.0400 in
	43 % @Thickness 1.02 mm	43 % @Thickness 0.0400 in
	55 % @Thickness 1.02 mm	55 % @Thickness 0.0400 in
	57 % @Thickness 1.02 mm	57 % @Thickness 0.0400 in
	62 % @Thickness 1.02 mm	62 % @Thickness 0.0400 in
	65 % @Thickness 1.02 mm	65 % @Thickness 0.0400 in
Tensile Modulus	103 GPa	15000 ksi
Modulus of Rigidity	38.6 GPa	5600 ksi
Poissons Ratio	0.34	0.34	Calculated
Machinability	60 %	60 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000660 ohm-cm	0.00000660 ohm-cm	26% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	20.3 µm/m-°C @Temperature 20.0 - 300 °C	11.3 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	899 - 927 °C	1650 - 1700 °F
Solidus	899 °C	1650 °F
Liquidus	927 °C	1700 °F
Annealing Point	427 - 704 °C	800 - 1300 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	62 - 65 %	62 - 65 %
Iron, Fe	<= 0.15 %	<= 0.15 %
Lead, Pb	0.25 - 0.70 %	0.25 - 0.70 %
Zinc, Zn	34.3 - 37.8 %	34.3 - 37.8 %	As Balance

References for this datasheet.

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MC33500x1 / 292910

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