Copper Alloy, UNS C27400, Yellow Brass, 63%, OS025 Temper, Tube

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Copper Alloy, UNS C27400, Yellow Brass, 63%, OS025 Temper, Tube
Categories:	Metal; Nonferrous Metal; Copper Alloy; Brass
Material Notes:	Temper: Nominal Grain Size 0.025 mm Fabrication Properties: Excellent Suitability – Soldering, Brazing, Capacity for Being Cold Worked; Good Suitability – Oxyacetylene Welding, Spot Weld, Butt Weld; Fair Suitability –Gas Shielded Arc Welding, Capacity for Being Hot Formed Common Fabrication Processes: Blanking; Drawing; Forming and Bending; Roll Threading and Knurling; Shearing; Spinning; Squeezing and Swaging; Stamping Typical Uses: Cold Headed Parts; Plumbing Accessories; Plumbing Trap Tube; Traps Applicable Specifications: Rod, Bar & Shapes - ASTM B927/B927M; Tube - ASTM B135, Seamless ASME SB135, Seamless (Metric) ASTM B135/B135M; Wire – ASTM B134/B134M
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Physical Properties	Metric	English	Comments

Density	8.44 g/cc	0.305 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell F	82	82
Tensile Strength	386 MPa	56000 psi
Tensile Strength, Yield	159 MPa	23000 psi	0.5% Ext
Elongation at Break	50 %	50 %
Tensile Modulus	103 GPa	15000 ksi
Modulus of Rigidity	38.6 GPa	5600 ksi
Poissons Ratio	0.34	0.34	Calculated
Machinability	35 %	35 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000620 ohm-cm	0.00000620 ohm-cm	27.6% IACS

Thermal Properties	Metric	English	Comments
CTE, linear	20.5 µm/m-°C @Temperature 20.0 - 300 °C	11.4 µin/in-°F @Temperature 68.0 - 572 °F
Thermal Conductivity	9.65 W/m-K	67.0 BTU-in/hr-ft²-°F
Melting Point	<= 916 °C	<= 1680 °F
Liquidus	916 °C	1680 °F
Annealing Point	427 - 704 °C	800 - 1300 °F

Component Elements Properties	Metric	English	Comments
Copper, Cu	61 - 64 %	61 - 64 %
Iron, Fe	<= 0.050 %	<= 0.050 %
Lead, Pb	<= 0.090 %	<= 0.090 %
Zinc, Zn	35.6 - 39 %	35.6 - 39 %	As Balance

Descriptive Properties
US EPA Registered Antimicrobial	Yes

References for this datasheet.

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MC27400x2 / 291840

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