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Rulon Bearings

Phosphorized Admiralty Copper, UNS C44400, Cold Drawn and Annealed
Categories: Metal; Nonferrous Metal; Copper Alloy
Material Notes: Good to excellent corrosion resistance. Excellent cold workability for forming and bending.

Applications: condenser, evaporator and heat exchanger tubing, condenser tubing plates, distiller tubing, ferrules.
Key Words: Inhibited Admiralty Metal, Admiralty Brass, CDA 443, CZ111, ISO CuZn28Sn1As
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 8.53 g/cc0.308 lb/in³
Grain Size  15 µm
@Treatment Temp. 370 °C		15 µm
@Treatment Temp. 698 °F		cold drawn 50%, annealed 1h
 20 µm
@Treatment Temp. 400 °C		20 µm
@Treatment Temp. 752 °F		cold drawn 50%, annealed 1h
 45 µm
@Treatment Temp. 500 °C		45 µm
@Treatment Temp. 932 °F		cold drawn 50%, annealed 1h
 115 µm
@Treatment Temp. 600 °C		115 µm
@Treatment Temp. 1110 °F		cold drawn 50%, annealed 1h
 200 µm
@Treatment Temp. 700 °C		200 µm
@Treatment Temp. 1290 °F		cold drawn 50%, annealed 1h
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell F  45
@Treatment Temp. 700 °C		45
@Treatment Temp. 1290 °F		cold drawn 50%, annealed 1h
 54
@Treatment Temp. 600 °C		54
@Treatment Temp. 1110 °F		cold drawn 50%, annealed 1h
 64
@Treatment Temp. 500 °C		64
@Treatment Temp. 932 °F		cold drawn 50%, annealed 1h
 76
@Treatment Temp. 400 °C		76
@Treatment Temp. 752 °F		cold drawn 50%, annealed 1h
 97
@Treatment Temp. 300 °C		97
@Treatment Temp. 572 °F		cold drawn 50%, annealed 1h
 110
@Treatment Temp. 120 °C		110
@Treatment Temp. 248 °F		cold drawn 50%, annealed 1h
 110
@Treatment Temp. 200 °C		110
@Treatment Temp. 392 °F		cold drawn 50%, annealed 1h
Tensile Strength, Ultimate  330 MPa
@Treatment Temp. 700 °C		47900 psi
@Treatment Temp. 1290 °F		cold drawn 50%, annealed 1h
 335 MPa
@Treatment Temp. 600 °C		48600 psi
@Treatment Temp. 1110 °F		cold drawn 50%, annealed 1h
 350 MPa
@Treatment Temp. 500 °C		50800 psi
@Treatment Temp. 932 °F		cold drawn 50%, annealed 1h
 380 MPa
@Treatment Temp. 400 °C		55100 psi
@Treatment Temp. 752 °F		cold drawn 50%, annealed 1h
 455 MPa
@Treatment Temp. 300 °C		66000 psi
@Treatment Temp. 572 °F		cold drawn 50%, annealed 1h
 645 MPa
@Treatment Temp. 200 °C		93500 psi
@Treatment Temp. 392 °F		cold drawn 50%, annealed 1h
 680 MPa
@Treatment Temp. 120 °C		98600 psi
@Treatment Temp. 248 °F		cold drawn 50%, annealed 1h
Elongation at Break  5.0 %
@Treatment Temp. 120 °C		5.0 %
@Treatment Temp. 248 °F		cold drawn 50%, annealed 1h
 7.0 %
@Treatment Temp. 200 °C		7.0 %
@Treatment Temp. 392 °F		cold drawn 50%, annealed 1h
 43 %
@Treatment Temp. 300 °C		43 %
@Treatment Temp. 572 °F		cold drawn 50%, annealed 1h
 61 %
@Treatment Temp. 400 °C		61 %
@Treatment Temp. 752 °F		cold drawn 50%, annealed 1h
 70 %
@Treatment Temp. 500 °C		70 %
@Treatment Temp. 932 °F		cold drawn 50%, annealed 1h
 74 %
@Treatment Temp. 600 °C		74 %
@Treatment Temp. 1110 °F		cold drawn 50%, annealed 1h
 75 %
@Treatment Temp. 700 °C		75 %
@Treatment Temp. 1290 °F		cold drawn 50%, annealed 1h
Modulus of Elasticity 110 GPa16000 ksi
Poissons Ratio 0.380.38calculated
Fatigue Strength 115 - 125 MPa
@# of Cycles 1.00e+7 		16700 - 18100 psi
@# of Cycles 1.00e+7 		source does not state temper
Machinability 30 %30 %UNS C36000 (free-cutting brass) = 100%
Shear Modulus 40.0 GPa5800 ksi
Charpy Impact 82.4 J60.8 ft-lb
 79.7 J
@Temperature -18.0 °C,
Treatment Temp. 700 °C		58.8 ft-lb
@Temperature -0.400 °F,
Treatment Temp. 1290 °F		keyhole notch
 79.9 J
@Temperature -50.0 °C,
Treatment Temp. 700 °C		58.9 ft-lb
@Temperature -58.0 °F,
Treatment Temp. 1290 °F		keyhole notch
 80.3 J
@Temperature -115 °C,
Treatment Temp. 700 °C		59.2 ft-lb
@Temperature -175 °F,
Treatment Temp. 1290 °F		keyhole notch
 82.2 J
@Temperature 3.00 °C,
Treatment Temp. 700 °C		60.6 ft-lb
@Temperature 37.4 °F,
Treatment Temp. 1290 °F		keyhole notch
 82.4 J
@Temperature -30.0 °C,
Treatment Temp. 700 °C		60.8 ft-lb
@Temperature -22.0 °F,
Treatment Temp. 1290 °F		keyhole notch
 82.4 J
@Temperature 20.0 °C,
Treatment Temp. 700 °C		60.8 ft-lb
@Temperature 68.0 °F,
Treatment Temp. 1290 °F		keyhole notch
 83.4 J
@Temperature -80.0 °C,
Treatment Temp. 700 °C		61.5 ft-lb
@Temperature -112 °F,
Treatment Temp. 1290 °F		keyhole notch
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000690 ohm-cm
@Temperature 20.0 °C		0.00000690 ohm-cm
@Temperature 68.0 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear 20.2 µm/m-°C
@Temperature 20.0 - 300 °C		11.2 µin/in-°F
@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.380 J/g-°C0.0908 BTU/lb-°F
Thermal Conductivity 110 W/m-K
@Temperature 20.0 °C		763 BTU-in/hr-ft²-°F
@Temperature 68.0 °F
Melting Point 900 - 935 °C1650 - 1720 °F
Solidus 900 °C1650 °F
Liquidus 935 °C1720 °F
Annealing Point 427 - 593 °C800 - 1100 °F
 
Processing PropertiesMetricEnglishComments
Annealing Temperature 425 - 600 °C797 - 1110 °F
Hot-Working Temperature 650 - 800 °C1200 - 1470 °F
Recrystallization Temperature 300 °C572 °FFor 1 mm strip cold rolled hard (50% reduction), from 0.015 mm grain size
 
Component Elements PropertiesMetricEnglishComments
Antimony, Sb 0.02 - 0.10 %0.02 - 0.10 %
Copper, Cu 70 - 73 %70 - 73 %
Iron, Fe <= 0.060 %<= 0.060 %
Lead, Pb <= 0.070 %<= 0.070 %
Tin, Sn 0.90 - 1.2 %0.90 - 1.2 %
Zinc, Zn 28 %28 %

References for this datasheet.

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