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C67500 Manganese Bronze
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C67500 Manganese Bronze

ASTM B138, QQ-B-728, SAE J461, SAE J463

C67500 represents a wrought alloy of manganese bronze, offering a bronze of moderately elevated strength with commendable tensile properties and overall resistance to corrosion. Furthermore, it exhibits exceptional characteristics for hot working in closed die forging applications.

Typical Uses for C67500 Manganese Bronze:

AUTOMOTIVE: Clutch Disks, Shafting, Pump Rods

FASTENERS: Bolts

INDUSTRIAL: Valve Bodies, Balls, Valve Stems, Bushings, Aircraft Parts

MARINE: Hardware

Sizes Available From Aviva Metals 

SOLID BAR: 1/4" - 4" diameter in extruded & drawn condition

SOLID BAR: 4 1/4" - 12" diameter in cast & turned condition

HOLLOW BAR: in the above O.D. size ranges available upon request

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Chemical Composition
Temper
Mechanical Properties
Physical Properties
Fabrication
Specifications
Al Cu Fe Pb Mn Sn Zn
Min/Max 0.25 57.0 - 60.0 0.80 - 2.0 0.2 0.05 - 0.50 0.50 - 1.5 Rem
Nominals - 58.5000 1.4000 - 0.1000 1.0000 39.0000
Product Type Temper Type
Bar ASTM B138, SAE J461, J463
Bar, For ging ASTM B124
Bolts ASTM F468
Forgings, Die ASTM B283, SAE J463, J461
Nuts ASTM F467
Rod ASTM B138, SAE J463, J461
Rod, Forging ASTM B124
Screws ASTM F468
Shapes ASTM B138, SAE J461, J463
Shapes, Forging ASTM B124
Studs ASTM F468
Temper Sect. Size Cold Work Type Min Temp Tensile Strength YS
0.05% UL 		YS
0.02% Offset 		YS
0.005% Offset 		Elong. RH
B 		RH
C 		RH
F 		RH
30T 		VH
500 		BH
500 		BH
3000 		Shear
Strgth 		Fatigue
Strgth 		Izod
Impact
Strgth
- in. % - F ksi ksi ksi ksi % B C F 30T 500 500 3000 ksi ksi ft-lb
- mm. - - C MPa MPa MPa MPa - - - - - - - - MPa MPa J
H01 2.01 68 72 42 - - - - - - - - - - 44 -
H01 51 10 TYP 20 496 290 - - 27 77 - - - - - - 303 - 0
O60 1 68 65 30 - - - - - - - - - - 42 -
O60 25.4 0 TYP 20 448 207 - - 33 65 - - - - - - 290 - 0
H02 1 68 84 60 - - - - - - - - - - 48 -
H02 25.4 20 TYP 20 579 414 - - 19 90 - - - - - - 331 - 0
H01 2.01 68 77 45 - - - - - - - - - - 47 -
H01 51 10 TYP 20 531 310 - - 23 83 - - - - - - 324 - 0
Product Property US Customary Metric
Coefficient of Thermal Expansion 11.8 . 10-6 per oF (68-572 F) 21.2 . 10-6 per oC (20-300 C)
Density 0.302 lb/in3 at 68 F 8.36 gm/cm3 @ 20 C
Electrical Conductivity 24 %IACS @ 68 F 0.14 MegaSiemens/cm @ 20 C
Electrical Resistivity 43.2 ohms-cmil/ft @ 68 F 7.18 microhm-cm @ 20 C
Melting Point - Liquidus 1630 F 888 C
Melting Point - Solidus 1590 F 866 C
Modulas of Elasticity in Tension 15000 ksi 103400 MPa
Modulus of Rigidity 5600 ksi 38610 MPa
Specific Gravity 8.36 8.36
Specific Heat Capacity 0.09 Btu/lb/oF at 68 F 377.1 J/kg/ . oK at 293 K
Thermal Conductivity 61.0 Btu . ft/(hr . ft2 . oF)at 68F 105.6 W/m . oK at 20 C
Joining Technique Suitability
Brazing Excellent
Butt Weld Good
Capacity for Being Cold Worked Poor
Capacity for Being Hot Formed Excellent
Coated Metal Arc Welding Not Recommended
Forgeability 80
Gas Shielded Arc Welding Fair
Machinability Rating 30
Oxyacetylene Welding Good
Seam Weld Fair
Soldering Excellent
Spot Weld Good
End Product Specification
Bar ASTM B138, SAE J461, J463
Bar, For ging ASTM B124
Bolts ASTM F468
Forgings, Die ASTM B283, SAE J463, J461
Nuts ASTM F467
Rod ASTM B138, SAE J463, J461
Rod, Forging ASTM B124
Screws ASTM F468
Shapes ASTM B138, SAE J461, J463
Shapes, Forging ASTM B124
Studs ASTM F468

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