China Copper Zinc Alloy Foils, Good Ductility and Wear Resistance Thin Brass Sheet, Find details about China Copper Foil, Copper Strip from Copper Zinc Alloy Foils, Good Ductility and Wear Resistance Thin Brass Sheet
Copper Zinc Alloy Foils , Good Ductility and Wear resistance thin Brass sheet
Chemical Composition (%)
Alloy No. | Chemical Composition( %,Max.) | ||||||||
Cu | Fe | Pb | Al | Mn | Sn | Ni | Zn | Impurity | |
H90 | 88.0-91.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
H85 | 84.0-86.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
H70 | 68.5-71.5 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
H68 | 67.0-70.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
H65 | 63.5-68.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
Alloy Table
China | ISO | ASTM | JIS |
H90 | CuZn10 | C22000 | C2200 |
H85 | CuZn15 | C23000 | C2300 |
H70 | CuZn30 | C26000 | C2600 |
H68 | ------ | ------- | ------ |
H65 | CuZn35 | C27000 | C2700 |
Physical Properties
Density:8.5g/cm3
Electric conductivity(20 °C ): 27%IACS
Thermal conductivity (20 °C): 120W/(m °C )
Elastic modulus: 105000N/mm2
Thermal expansion coefficient (20-300 °C ) 20 X 10 -6 °C -1
Specifications Available
Unit | Thickness | Width | Temper |
mm | 0.006~0.1 | 1.0~650 | O,1/4H,1/2H,H |
inch | 0.0002~0.004 | 0.04~25.6 |
Sizes and Tolerances (mm)
Thickness | Thickness Tolerances | Width | Width Tolerances |
0.006~0.04 | ± 0.001 | 1.0~650 | ± 0.1 |
> 0.04~0.10 | ± 0.002 |
Mechanical Properties
Temper | JIS Temper | Tensile Strength Rm/N/mm2 | Elongation A50/% | Hardness HV |
M | O | 350~410 | ≥ 30 | 70~100 |
Y4 | 1/4H | 380~445 | ≥ 20 | 105~145 |
Y2 | 1/2H | 390~480 | ≥ 15 | 120~165 |
Y | H | 460~510 | ≥ 10 | 135~185 |
Note: We can provide products with other properties according to customers` requirements.
Application:
High precision radiator foil is main material in manufacturing automobile, farmer machine, mining machinery, engineering machinery, diesel locomotive, shipbuilding, generator set.
Carried Standard(Latest)
Nations | Standard No. | Standard Name |
China | GB/T2059--2000 | CHINA'S NATIONAL STANDARD |
Japan | JIS H3100 :2000 | COPPER AND COPPER ALLOY SHEETS,PLATES AND STRIPS |
U.S.A | ASTM B36/B 36M -01 | STANDARD SPECIFICATION FOR BRASS,PLATE,SHEET,STRIP AND ROLLED BAR |
Germany | DIN-EN 1652:1997 | COPPER AND COPPER ALLOYS PLATE,SHEET,STRIP AND CIRCLES FOR GENERAL PURPOSES |
DIN-EN 1758 :1997 | COPPER AND COPPER ALLOYS STRIP FOR LEADFRAMES | |
SEMI | SEMI G4-0302 | SPECIFICATION FOR INTERGRATED CIRCUIT LEADFRAME MATERIALS USED IN THE PRODUCTION OF STAMPED LEADFRAMES |