AMS-4640-广东赫达铜合金

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历史记录

AMS-4640

说明：

超越普通青铜合金的性能

无火花性能，机加安全

AMS-4640是一种拥有无与伦比的高强度和挤出性能的合金产品。它在特定条件下表现出色，特别是重负载、抗摩擦、耐磨损和抗腐蚀的环境。

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Technical Data Sheet

Copper alloy NO:AMS-4640

Extruded and drawn rods

Chemical composition:

AL(Aluminium)

FE(Iron)

Others

NI(Nickel)

MN(Manganese)

CU(Copper)

10.0-11.0

2.5-3.0

≤0.5-0.8

5.0-6.5

1.0-1.8

balance

Mechanical and physical properties:

properties

Density

Tensile strength Rm

Electrical conductivity

Elongation A5

Hardness

Thermal conductivity λ

Units

g∕cm3

MPa

% I.A.C.S

HRB

W∕m.K

Nominal Values

7.53

814-772

517-420

9-12

6-10

97-105

46-50

APPLICATIONS:

AMS 4640 was initially developed as an aircraft specification alloy for gears in retractable landing assemblies, engine spacer bearings and other similar applications. It is rapidly growing in use where higher mechanical properties at elevated temperatures together with corrosion-resistant properties are required.

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