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Data Sheet: C95520

Nickel Aluminium Bronze AMS 4881

Chemical Composition Limits AMS 4881

Weight % Cu Al Cr Co Fe Pb Mn Ni Si Sn Zn

AMS 4881

74.5min 10.5-11.5 0.05 0.2 4.0-5.5 0.03 1.5

4.2-6.0

0.15

0.25

0.30

Nickel Aluminium Bronze

Sizes available: AMS 4881  

SOLID BAR  1/2" - 8" diameter

HOLLOW BAR 5/8" - 2 1/2"

 

Similar Specifications

Continuous

ASTM B-505

AMS 4881

SAE J462, J461

Centrifugal

ASTM B-271

DELTA AB29

C95520

 

Euro Equivalents

Designation

CuAl10Fe5Ni5-B | CB333G

Standard

EN 1982 : 1998-11

 

Nickel Aluminium Bronze

Physical Properties AMS 4881

Melting Point - Liquidus . . . . .  . . . . . 1930 F

Melting Point - Solidus . . . . .. . . . . . . 1900 F

Density . . . . . . . . . . . . . . . . . .. . . . . . 0.272 lb/in 3 at 68 F

Specific Gravity . . . . . . . . . . .  . .. . . . 7.53

Electrical Resistivity . . . . .  . . . . .  . . . 122.8 ohms-cmil/ft @ 68 

Electrical Conductivity . . . . . . . .. . . . . 8.5 %IACS @ 68 F

Thermal Conductivity . . . .. . .  . . . . . . 24.2 Btu · ft/(hr · ft2· o F)

Coefficient of Thermal Expansion ..  . . 9.0 ·10 -6 per o F (68-572 

Specific Heat Capacity . . . . . . . .  . . . 0.1 Btu/lb/o F at 68 F

Modulus of Elasticity in Tension . .  . .  16000 ksi

Magnetic Permeability . . . . . . . . . . . . 1.2

Machinability Rating . . . . . . . . . . .. . . 50

 

Nickel Aluminium Bronze

Available in solid bar - AMS 4881
The additional heat treating process improves mechanical properties and the

strength to weight ratio exceeding the range of typical aluminum bronzes.

C99520 is commonly used in applications involving heavy loads abrasion,

friction, and deformation at high temperatures. In many cases C99520 can

replace C63020 with the advantage of this material being available in tube form,

which provides economic cost savings to you the customer.

 

Typical Uses

Nickel Aluminium Bronze

Oil & Gas

Rock Bit Bearings, Bushings, & Washers, BOP Parts,

Wellhead Components

Aerospace

Landing Gear Bushings and Bearings

Automotive

Bearings, Off-Highway Truck Bushings, Forming Roll

Bearings

Marine

Pump Parts, Bushings

Industrial

Cams, Shafting, Hydraulic Bushings for Earth Moving

Equipment, Valve Balls, Cryogenics, Drill Guide Bushings

Military

Tank Track Bearings, Bushings, Aircraft Components

 

Disclaimer

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

 

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