Cartridge Brass, UNS C26000 (260 Brass), OS070 Temper Flat ...

Cartridge Brass, UNS C26000 (260 Brass), OS070 Temper flat products
Categories: Metal; Nonferrous Metal; Copper Alloy; Brass

Material Notes: Fair to excellent corrosion resistance. Excellent cold workability; good hot formability.

Applications: radiator cores and tanks, flashlight shells, lamp fixtures, fasteners, locks, hinges, ammunition components, plumbing accessories, pins, rivets.

Test specimen: flat products - 1mm thickness.

Key Words: 70/30 brass, CDA 260, CZ106, ISO CuZn30, CEN CW505L
Vendors: Visit metalmen for your metals needs. Products include special chemistry, tight tolerances, custom tempers, odd dimensions/forms, and small quantities. Phone 1-800-767-9494.

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Physical PropertiesMetricEnglishComments
Density 8.53 g/cc0.308 lb/in³
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell F 5858
Hardness, Rockwell 30T 1515
Tensile Strength, Ultimate 315 MPa45700 psi
Tensile Strength, Yield 95.0 MPa13800 psi
Elongation at Break 65 %65 %In 50 mm
Modulus of Elasticity 110 GPa16000 ksi
Poissons Ratio 0.3750.375
Fatigue Strength 90.0 MPa@# of Cycles 1.00e+8 13100 psi@# of Cycles 1.00e+8 Reverse Bending
Machinability 30 %30 %UNS C36000 (free-cutting brass) = 100%
Shear Modulus 40.0 GPa5800 ksi
Shear Strength 220 MPa31900 psi
Thermal PropertiesMetricEnglishComments
CTE, linear 19.9 µm/m-°C@Temperature 20.0 - 300 °C11.1 µin/in-°F@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.375 J/g-°C0.0896 BTU/lb-°F
Thermal Conductivity 120 W/m-K@Temperature 20.0 °C833 BTU-in/hr-ft²-°F@Temperature 68.0 °F
Melting Point 915 - 955 °C1680 - 1750 °F
Solidus 915 °C1680 °F
Liquidus 955 °C1750 °F
Processing PropertiesMetricEnglishComments
Annealing Temperature 425 - 750 °C797 - 1380 °F
Hot-Working Temperature 725 - 850 °C1340 - 1560 °F
Component Elements PropertiesMetricEnglishComments
Copper, Cu 68.5 - 71.5 %68.5 - 71.5 %
Iron, Fe