Alloy: C95400

Aluminum Bronze

Solids

1/2" to 9" OD

Tubes

1 1/8" to 9" OD

Rectangles

Up to 15"

Standard Lengths

144"

Typical Uses

Automotive

Weld Guns

Fasteners

Nuts, Large Hold Down Screws

Industrial

Bushings, High Strength Clamps, Gears, Valves, Bearings, Pawl, Valve Bodies, Landing Gear Parts, Worm Gears, Machine Parts, Pressure Blocks for the Steel Industry, Bearing Segments for the Steel Industry, Valve Seats, Valve Guides, Pickling Hooks, Spur Gears, Heavily Loaded Worm Gears, Pump Parts

Marine

Covers for Marine Hardware & Ship Building

Ordnance

Government Fittings

Similar or equivalent specification

CDA ASTM ASARCON SAE AMS FEDERAL INGOT MILITARY OTHER
C95400 ASTM SAE QQ-C-390 B type iii 415 MIL-B-16033 Class 3 Aluminum Bronze 9C
B505 J461 QQ-B-671 Class 3
SAE
J462

Chemical Composition

ALLOY Cu% Sn% Pb% Zn% Fe% Ni% Sb% P% S% AI% Mn% Si%
C95400 83.00- N/A N/A N/A 3.00- 1.5 N/A N/A N/A 10.00- 0.50 N/A
MIN 5.00 11.50

Chemical Composition according to ASTM B505-08
Note* Single values represent maximums.

Machinability

Alloy Machinability Rating Density (lb/cu in.)
C95400 60 0.269

Mechanical Properties

Tensile Strength, min

Yield Strength, at .5% extension under load min

Elongation in 2 in. or 50 mm min, %

Brinell Hardness, Min

Remarks

ksi MPa ksi MPa
85 586 32 221 12 170 typical Bhn (3000kg)

Mechanical Properties according to ASTM B505-08

Physical Properties

US Customary Metric
Melting Point – Liquidus 1900 F 1038 C
Melting Point – Solidus 1880 F 1027 C
Density 0.269 lb/in3 @ 68 F 7.45 gm/cm3 @ 20 C
Specific Gravity 7.450 7.45
Electrical Resistivity 80.20 ohms-cmil/ft @ 68 F 13.33 microhm-cm @ 20 C
Electrical Conductivity 130 %IACS @ 68 F 0.075 MegaSiemens/cm @ 20 C
Thermal Conductivity 33.90 Btu- ft/(hr – ft2-oF)at 68 F 58.7 W/m – oK at 20C
Coefficient of Thermal Expansion 90 – 10-6 per oF (68-572 F) 16.2 – 10-6 per oC (20-300 C)
Specific Heat Capacity 0.10 Btu/lb/oF at 68 F 419.0 J/kg – oK at 293 K
Modulas of Elasticity in Tension 15500 ksi 107000 MPa
Magnetic Permeability* 1.20 1.2
Magnetic Permeability** 1.270 1.27

Physical Properties provided by CDA
TQ* 50 Temper, Field Strength 16 kA/m **As Cast, Field Strength 16 kA/m

Fabrication Practices

Joining Technique Suitability
Soldering Good
Brazing Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Good
Fabrication Properties provided by CDA

Thermal Properties

Treatment Temp./Time – US Temp./Time – SI
Stress Temperature 600 316
Solution Minimum 1600 872
Solution Maximum 1675 914
Solution Time 1.0
Solution Medium Water
Precipitation Value
Precipitation Time
Precipitation Medium Water
Annealing Minimum 1150 622
Annealing Maximum 1225 663
Annealing Time  1.0
Hot Works Minimum
Hot Works Maximum
Thermal Properties provided by CDA