The Leading Supplier of
PRECISION SEMI-FINISHED METALS
 


           


 Kemper (CuNi18Zn20)          C76400 Special Alloy                                  AVINS
Guaranteed Composition  
Cu 60-63    Ni 17-19    Zn remainder     

Physical Properties
 Density
8.7 g/cm³
 Coefficient of thermal expansion  17.7 10-6 K-1
 Electrical Conductivity 3.3  MS/m  Ω mm²
 Electrical Conductivity 5.5 %IASC
 Thermal Conductivity 33 W/mK
 Modulus of Elasticity 140 kN/mm²
 Weldability good  
 Solderability very good
 Season Crack no
Mechanical Properties Temper  R380/H85 R450/H115 R500/H160 R580/H180 R640/H200
Tensile strength [KSI] 55-65 65-75 73-86 84-97 93-106
Yield strength Rp0.2 [KSI] £ 36 ³ 36 ³ 59 ³ 74 ³ 87
Elongation A50mm[%] ³ 27 ³ 9 ³ 3 -- --
Hardness          [HV] 85-115 115-160 160-190 180-210 200-230

Applications
Contact springs, spectacle parts, zipper parts, metal ware, cutlery
 

Avins welcomes all general inquiries. Click here to submit your RFQ.

      

Home        HP-Alloys         Alloys         Products         Services        Organization        

Avins Industrial Products   2 North Road    Warren    NJ    07059   USA    1-732-469-8800