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Rulon Bearings

High-Strength Yellow Brass, UNS C86500, Copper Casting Alloy
Categories: Metal; Nonferrous Metal; Copper Alloy; Copper Casting Alloy
Material Notes:

Casting methods recommended for this alloy: Centrifugal, Investment, Plaster, and Sand.

Applications: Machinery parts requiring strength and toughness, lever arm, valve stems, gears.

Classified under: Manganese and leaded manganese bronze alloys. ASTM B584; formerly ASTM B147-8A

As cast values below are for sand casting. Alloy does not respond to heat treating. Casting shrinkage allowance is 1.9%
Key Words: Manganese Bronze, ASTM B584; ASTM B147-8A
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Physical PropertiesMetricEnglishComments
Density 8.30 g/cc0.300 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 130130
 80
@Load 500 kg,
Temperature 230 °C		80
@Load 1100 lb,
Temperature 446 °F
 88
@Load 500 kg,
Temperature 170 °C		88
@Load 1100 lb,
Temperature 338 °F
 97
@Load 500 kg,
Temperature -35.0 °C		97
@Load 1100 lb,
Temperature -31.0 °F
 98
@Load 500 kg,
Temperature 20.0 °C		98
@Load 1100 lb,
Temperature 68.0 °F
Tensile Strength, Ultimate 490 MPa71100 psi
 315 MPa
@Temperature 225 °C		45700 psi
@Temperature 437 °F
 370 MPa
@Temperature 175 °C		53700 psi
@Temperature 347 °F
 485 MPa
@Temperature 20.0 °C		70300 psi
@Temperature 68.0 °F
 500 MPa
@Temperature -35.0 °C		72500 psi
@Temperature -31.0 °F
Tensile Strength, Yield 195 MPa28300 psi
 175 MPa
@Strain 0.2 %,
Temperature 20.0 °C		25400 psi
@Strain 0.2 %,
Temperature 68.0 °F
 180 MPa
@Strain 0.2 %,
Temperature 175 °C		26100 psi
@Strain 0.2 %,
Temperature 347 °F
 180 MPa
@Strain 0.2 %,
Temperature 230 °C		26100 psi
@Strain 0.2 %,
Temperature 446 °F
 185 MPa
@Strain 0.2 %,
Temperature -40.0 °C		26800 psi
@Strain 0.2 %,
Temperature -40.0 °F
 195 MPa
@Strain 0.5 %,
Temperature 20.0 °C		28300 psi
@Strain 0.5 %,
Temperature 68.0 °F
 195 MPa
@Strain 0.5 %,
Temperature 175 °C		28300 psi
@Strain 0.5 %,
Temperature 347 °F
 195 MPa
@Strain 0.5 %,
Temperature 230 °C		28300 psi
@Strain 0.5 %,
Temperature 446 °F
 200 MPa
@Strain 0.5 %,
Temperature -40.0 °C		29000 psi
@Strain 0.5 %,
Temperature -40.0 °F
Elongation at Break 30 %30 %in 50 mm
 31 %
@Temperature -35.0 °C		31 %
@Temperature -31.0 °F
 39 %
@Temperature 20.0 °C		39 %
@Temperature 68.0 °F
 54 %
@Temperature 225 °C		54 %
@Temperature 437 °F
 59 %
@Temperature 175 °C		59 %
@Temperature 347 °F
Reduction of Area  26 %
@Temperature -35.0 °C		26 %
@Temperature -31.0 °F
 39 %
@Temperature 20.0 °C		39 %
@Temperature 68.0 °F
 62 %
@Temperature 225 °C		62 %
@Temperature 437 °F
 69 %
@Temperature 175 °C		69 %
@Temperature 347 °F
Creep Strength  12.0 MPa
@Temperature 230 °C,
Time 3.60e+7 sec		1740 psi
@Temperature 446 °F,
Time 10000 hour		for 0.1% creep
 43.0 MPa
@Temperature 175 °C,
Time 3.60e+7 sec		6240 psi
@Temperature 347 °F,
Time 10000 hour		for 0.1% creep
 190 MPa
@Temperature 120 °C,
Time 3.60e+7 sec		27600 psi
@Temperature 248 °F,
Time 10000 hour		for 0.1% creep
Rupture Strength  85.0 MPa
@Temperature 230 °C,
Time 2.88e+6 sec		12300 psi
@Temperature 446 °F,
Time 800 hour
 250 MPa
@Temperature 230 °C,
Time 32400 sec		36300 psi
@Temperature 446 °F,
Time 9.00 hour
 265 MPa
@Temperature 175 °C,
Time 2.88e+6 sec		38400 psi
@Temperature 347 °F,
Time 800 hour
 300 MPa
@Temperature 175 °C,
Time 1.08e+6 sec		43500 psi
@Temperature 347 °F,
Time 300 hour
 380 MPa
@Temperature 175 °C,
Time 140000 sec		55100 psi
@Temperature 347 °F,
Time 39.0 hour
 420 MPa
@Temperature 120 °C,
Time 1.01e+6 sec		60900 psi
@Temperature 248 °F,
Time 280 hour
 440 MPa
@Temperature 175 °C,
Time 18000 sec		63800 psi
@Temperature 347 °F,
Time 5.00 hour
 500 MPa
@Temperature 120 °C,
Time 27000 sec		72500 psi
@Temperature 248 °F,
Time 7.50 hour
Modulus of Elasticity 105 GPa15200 ksi
 92.0 GPa
@Temperature 225 °C		13300 ksi
@Temperature 437 °F
 99.0 GPa
@Temperature 170 °C		14400 ksi
@Temperature 338 °F
 101 GPa
@Temperature -35.0 °C		14600 ksi
@Temperature -31.0 °F
 106 GPa
@Temperature 20.0 °C		15400 ksi
@Temperature 68.0 °F
Compressive Strength 165 MPa23900 psiat permanent set of 0.1%
 240 MPa34800 psiat permanent set of 1%
 545 MPa79000 psiat permanent set of 10%
 150 MPa
@Temperature 25.0 °C		21800 psi
@Temperature 77.0 °F		0.1% set
 170 MPa
@Temperature 175 °C		24700 psi
@Temperature 347 °F		0.1% set
 170 MPa
@Temperature -35.0 °C		24700 psi
@Temperature -31.0 °F		0.1% set
 175 MPa
@Temperature 230 °C		25400 psi
@Temperature 446 °F		0.1% set
 205 MPa
@Temperature 230 °C		29700 psi
@Temperature 446 °F		1% set
 245 MPa
@Temperature 25.0 °C		35500 psi
@Temperature 77.0 °F		1% set
 245 MPa
@Temperature 175 °C		35500 psi
@Temperature 347 °F		1% set
 255 MPa
@Temperature -35.0 °C		37000 psi
@Temperature -31.0 °F		1% set
 400 MPa
@Temperature 230 °C		58000 psi
@Temperature 446 °F		10% set
 430 MPa
@Temperature 175 °C		62400 psi
@Temperature 347 °F		10% set
 550 MPa
@Temperature 25.0 °C		79800 psi
@Temperature 77.0 °F		10% set
 605 MPa
@Temperature -35.0 °C		87700 psi
@Temperature -31.0 °F		10% set
Fatigue Strength  130 - 150 MPa
@# of Cycles 1.00e+8 		18900 - 21800 psi
@# of Cycles 1.00e+8
 145 MPa
@# of Cycles 1.00e+8 		21000 psi
@# of Cycles 1.00e+8
 140 - 160 MPa
@# of Cycles 1.00e+7 		20300 - 23200 psi
@# of Cycles 1.00e+7
 170 - 200 MPa
@# of Cycles 1.00e+6 		24700 - 29000 psi
@# of Cycles 1.00e+6
 240 - 265 MPa
@# of Cycles 100000 		34800 - 38400 psi
@# of Cycles 100000
Machinability 26 %26 %UNS C36000 (free-cutting brass) = 100%
Charpy Impact 42.0 J31.0 ft-lb
 27.0 J
@Temperature 230 °C		19.9 ft-lb
@Temperature 446 °F
 33.0 J
@Temperature 175 °C		24.3 ft-lb
@Temperature 347 °F
 43.0 J
@Temperature 20.0 °C		31.7 ft-lb
@Temperature 68.0 °F
 47.0 J
@Temperature -35.0 °C		34.7 ft-lb
@Temperature -31.0 °F
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity  0.00000840 ohm-cm
@Temperature 20.0 °C		0.00000840 ohm-cm
@Temperature 68.0 °F
 0.00000841 ohm-cm
@Temperature 20.0 °C		0.00000841 ohm-cm
@Temperature 68.0 °F		20.5% IACS
 0.00000890 ohm-cm
@Temperature 65.0 °C		0.00000890 ohm-cm
@Temperature 149 °F
 0.00000930 ohm-cm
@Temperature 90.0 °C		0.00000930 ohm-cm
@Temperature 194 °F
 0.00000970 ohm-cm
@Temperature 120 °C		0.00000970 ohm-cm
@Temperature 248 °F
 0.0000102 ohm-cm
@Temperature 145 °C		0.0000102 ohm-cm
@Temperature 293 °F
 0.0000106 ohm-cm
@Temperature 175 °C		0.0000106 ohm-cm
@Temperature 347 °F
 0.0000109 ohm-cm
@Temperature 205 °C		0.0000109 ohm-cm
@Temperature 401 °F
 0.0000113 ohm-cm
@Temperature 235 °C		0.0000113 ohm-cm
@Temperature 455 °F
Magnetic Permeability 1.091.0916 kA/m field strength
 
Thermal PropertiesMetricEnglishComments
CTE, linear  18.0 µm/m-°C
@Temperature 105 °C		10.0 µin/in-°F
@Temperature 221 °F
 18.4 µm/m-°C
@Temperature 130 °C		10.2 µin/in-°F
@Temperature 266 °F
 18.8 µm/m-°C
@Temperature 160 °C		10.4 µin/in-°F
@Temperature 320 °F
 19.2 µm/m-°C
@Temperature 185 °C		10.7 µin/in-°F
@Temperature 365 °F
 19.6 µm/m-°C
@Temperature 215 °C		10.9 µin/in-°F
@Temperature 419 °F
 20.0 µm/m-°C
@Temperature 240 °C		11.1 µin/in-°F
@Temperature 464 °F
 20.4 µm/m-°C
@Temperature 275 °C		11.3 µin/in-°F
@Temperature 527 °F
Specific Heat Capacity 0.373 J/g-°C0.0891 BTU/lb-°F
Thermal Conductivity  87.0 W/m-K
@Temperature 20.0 °C		604 BTU-in/hr-ft²-°F
@Temperature 68.0 °F
 87.0 W/m-K
@Temperature 20.0 °C		604 BTU-in/hr-ft²-°F
@Temperature 68.0 °F
 92.0 W/m-K
@Temperature 40.0 °C		638 BTU-in/hr-ft²-°F
@Temperature 104 °F
 95.0 W/m-K
@Temperature 70.0 °C		659 BTU-in/hr-ft²-°F
@Temperature 158 °F
 98.0 W/m-K
@Temperature 95.0 °C		680 BTU-in/hr-ft²-°F
@Temperature 203 °F
 102 W/m-K
@Temperature 125 °C		708 BTU-in/hr-ft²-°F
@Temperature 257 °F
 105 W/m-K
@Temperature 140 °C		729 BTU-in/hr-ft²-°F
@Temperature 284 °F
 106 W/m-K
@Temperature 175 °C		736 BTU-in/hr-ft²-°F
@Temperature 347 °F
 109 W/m-K
@Temperature 210 °C		756 BTU-in/hr-ft²-°F
@Temperature 410 °F
 112 W/m-K
@Temperature 235 °C		777 BTU-in/hr-ft²-°F
@Temperature 455 °F
Melting Point 862 - 880 °C1580 - 1620 °F
Solidus 862 °C1580 °F
Liquidus 880 °C1620 °F
Shrinkage 1.65 - 2.15 %
@Treatment Temp. >=905 °C		1.65 - 2.15 %
@Treatment Temp. >=1660 °F		Patternmaker's Shrinkage; pouring temp of 905°C
 
Processing PropertiesMetricEnglishComments
Annealing Temperature 260 °C500 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 0.50 - 1.5 %0.50 - 1.5 %
Copper, Cu 55 - 60 %55 - 60 %
Iron, Fe 0.40 - 2.0 %0.40 - 2.0 %
Lead, Pb <= 0.40 %<= 0.40 %
Manganese, Mn <= 1.5 %<= 1.5 %
Nickel, Ni <= 1.0 %<= 1.0 %
Tin, Sn <= 1.0 %<= 1.0 %
Zinc, Zn 39 %39 %

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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MC86500b1 / 11916

Aluminum Castings




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