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AMPCO 674 Copper Alloy Nut Brass Sleeve

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AMPCO 674 Copper alloy nut brass sleeve

The product is an alloy copper sleeve formed by adding one or more other elements into a pure copper matrix.It has excellent thermal processing, thermal forging performance index of 100,cutting performance index of 25%.



Chemical Composition


CuZnMnAlSiPb
57.537.02.51.60.70.4


Physical Properties



Density(lbs/in3)0.292Specific conductance(% I.A.C.S.)23
Specific gravity(kg/dm3)8.08Elasticity modulus(GPa)110
Heat condnctivity(W/m·°K @ 20°C)100Shear modulus(GPa)41


Mechanical Properties



Strength of extension(MPa)yield strength(MPa)Brinell Hardness BHN (3000Kg)
620400183

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Widely used in a variety of bearing and corrosion protection occasions,such as:bushing,CAM,bolts and nuts,connecting rod,idler shaft and a variety of shafts,worm gear,guide nut screw,etc.





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