Technical Specifications

Chemical Composition
Alloy Chemical Composition Equivalent Alloys
%Cu %Zn %P CDA ASTM DIN IRAM
Electrolytic Copper 99,95 min - - C11000 B152
(C11000)		 E-Cu 800
DHP Copper 99,9 min (including Ag) - 0,015-0,040 C12200 B152
(C12200)		 - -
Zinc Copper Rest 1,5 Max 0,05 Max - - - 818
Electric and Mechanical Properties
Alloy Electric Conductivity (%IACS) Hardening Rockwell Hardness Tensile Strength (kg/mm2)
RT15 RT30
Electrolytic Copper 100 Min Soft 45 - 62 0 - 22 15 - 26,5
1/8 hard 79 max 49 max 22,5 - 28,1
1/4 hard 59 - 80 18 - 51 24 - 29,5
1/2 hard 75 - 83 43 - 57 26 - 32,1
3/4 hard 78 - 83,5 47 - 59 29,1 - 35,2
Zinc Copper 65 Min Hard 81,5 - 84,5 54 - 62 30,1 - 36,7
extra hard 82,5 - 85 56 - 64 33,2 - 39,3
Spring hard 84 - 85,5 60 - 66 35,2 - 40,8
extra spring hard 84,5 min 61 min 36,7 min
DHP Copper 85 Min Soft - 31 max 20,9 – 26,5

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