尊龙凯时
耐磨青铜、AMS-合金等铜合金优质供应商
耐磨青铜、AMS-合金等铜合金优质供应商
联系人：袁先生
座机：0769-82855009
手机：18002915910
邮箱：heddaca@sina.com
地点：东莞市长安镇锦厦社区S358省道太安路263号（即德爱小学公交站台旁）
说明：
逾越普通青铜合金的性能
无火花性能，机加宁静
AMS-4881是一种拥有无与伦比的高强度和挤出性能的合金产品。它在特定条件下体现精彩，特别是重负载、抗摩擦、耐磨损和抗腐化的情况。
Technical Data Sheet
Copper alloy NO:AMS-4881
Centrifugal Castings
Chemical composition:
|
AL(Aluminium)
|
FE(Iron) |
Others |
NI(Nickel) |
MN(Manganese) |
CU(Copper) |
|
10.5-12.5
|
4.8-5.5 |
≤0.15-2.5 |
5.0-6.5 |
1.5-2.5 |
balance |
Mechanical and physical properties:
|
properties |
Density ρ
|
Tensile strength Rm |
Tensile strength Rm
|
Electrical conductivity |
Elongation A5
|
Hardness |
Thermal conductivity λ |
|
Units
|
g∕cm3
|
MPa |
MPa |
% I.A.C.S |
% |
HBW |
W∕m.K |
|
Nominal Values
|
7.55 |
930 |
724 |
8.2-10.6 |
6-10 |
293-300 |
42-48 |
APPLICATIONS:
AMS 4881 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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