Double Sided Glossy Brass Foil

In contract , the listed grain sizes are specified value , while the mechanical properties and hardness are reference values.

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Product widness accuracy

widness range, mm	width range and corresponding tolerances , mm
widness range, mm	≤50	>50~100	>100~200	>200~430
0.03~0.08	±0.05	±0.08	±0.20	------
>0.08~0.3	±0.05	±0.08	±.20	±0.30
>0.3-1.0	±0.08	±0.10	±0.20	±0.40
>1.0~1.5	±0.15	±0.20	±0.25	±0.50

Notes:1.When the thickness is less than 0.08mm, the maximum width is no more than 220mm.
2.The maximum coil weight is 8000kg( width of 430mm); the maximum coil weight per width is 18kg/ mm .

Double sided glossy brass foil mechanical properties of typical rolled brass product

	temper	mechanical properties		Hardness HV
designation	JIS	tensile strength , Rm . MPa	elongation A .%	Hardness HV
H70 H68 H65 C2600 C2680	1/4H	350~410	≥35	85-115
	1/2H	380-440	≥23	110-140
	3/4H	400-470	≥15	125-155
	H	440~530	-	140-170
	EH	520-620	-	160-190
	SH	570-670	-	≥175
	ESH	≥620	-	≥190

Note : The listed data for mechanical properties refer to the product no less than 0.15mm.

Grade categories of typical annealed brass products

designation	temper	grain size , mm				mechanical properties		hardness HV
		grade code		nominal value	range	tensile strength Rm . MPa	elongation A .%
		GB	ASTM	nominal value	range	tensile strength Rm . MPa	elongation A .%
H70 H68 H65 C2600 C2680	annealed	A	OSO15	0.015	&~0.025	365-415	≥40	≤105
		B	OS025	0.025	0.015-0.035	340-390	≥45	≤95
		C	OS035	0.035	0.025-0.050	315-365	≥45	≤85
		D	OS050	0.050	0.035-0.070	295-355	≥50	≤75

Note:1. & means the minimum grain after completely crystallized .
2.In contract , the listed grain sizes are specified value , while the mechanical properties and hardness are reference values.

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