H65 Rolled Brass Foil

H65 , a copper-zinc alloy, is equivalent to C26800 in ASTM. This material is mainly used for radiator fins.
Chemical Composition (%)

Cu	Zn
64~68	Balance

 

Mechanical Properties

Temper	JIS Temper	Tensile Strength Rm/N/mm 2	Hardness HV
Y	H	380~480	100~140
T	EH	≥ 460	≥ 135

Note: We can provide products with other properties according to customer requirements.

 

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

 

Sizes and Tolerances (mm)

Thickness	Thickness Tolerances	Width	Width Tolerances
0.04~0.06	± 0.003	16~210	± 0.08
> 0.06~0.10	± 0.005

 

Specifications Available (mm)

Thickness	Width	Temper
0.04~0.1	16~210	Y,T

 

GH65F Rolled Brass Foil

GH65F, a kind of corrosion-proof brass strip, is equivalent to CuZn35P in ISO.This brass strip is mainly used for radiator tube. The corrosion-proof performance of this material is superior to that of H70 (ISO No.CuZn30) and equal to that of H90 (ISO No.CuZn10).

 

Chemical Composition (%)

Cu	P	Zn
65~67	0.015~0.035	Balance

 

Mechanical Properties

Temper	JIS Temper	Tensile Strength Rm/N/mm2	Elongation A50/%	Hardness HV
M	O	350~410	≥ 25	80~120
Y4	1/4H	375~445	≥ 15	105~145
Y2	1/2H	385~460	≥ 12	120~165
Y	H	450~510	≥ 5	135~185

Note: We can provide products with other properties according to customers` requirements.

　　

Physical Properties

Density：8.5g/cm3

Electric conductivity(20 °C ): 26%IACS

Thermal conductivity(20 °C ): 120W/(m °C )

Elastic modulus: 109000N/mm2

Thermal expansion coefficient(20-300 °C ) 20 X 10 -6 °C -1

 

Sizes and Tolerances (mm)

Thickness	Thickness Tolerances	Width	Width Tolerances
0.1~0.18	± 0.005	20~100	± 0.08

 

Specifications Available (mm)

Thickness	Width	Temper
0.1~0.18	20~100	M,Y4,Y,T

 

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