C7701/C7521 Copper Nickel Zinc Alloy Strip

• Customization: Available
• Product Type: Sheet
• Material: Cunizn
• Model NO.: C7701/C7521
• Carbon Content: Low Carbon
• PCD: 420
• ET: 15mm
• Hole: 5
• Thickness: 0.005mm~3.0mm
• Width: 5mm~300mm
• Colour: Silver White
• Sample: Small Order Accepted
• Standard: GB/ASTM/JIS/Bis/DIN
• Delivey Time: 10 Days
• Stock: Syen
• Transport Package: Wooden Cases
• Specification: ROHS
• Trademark: HUONA
• Origin: Shanghai
• HS Code: 7409400000
• Production Capacity: 3000 Tons/Year

Product Description

C7701/C7521 Copper Nickel Zinc Alloy Strip

Nickel Silver Sheet/strip/wireThe following grades of Nickel Silver are manufactured:
1. 25% Ni 20%Zn
2. 15% Ni 20%Zn
3. 18% Ni 18%Zn
4. 18% Ni 26%Zn

Specification of nickel silver we supply as follows:

Plate: Thickness: 0.4-1.5mm width: 310mm(max) length: 2500mm

Strip: Thickness: 0.1-1.2mm width: 310mm(max)

Parameter for Nickel Silver Sheet/Copper Nickel Zinc Sheet: 
 

Alloy No.	Chemical Composition
	Cu	Mn	Ni	Zn
C75200	63.0-66.5	0-0.5	16.5-19.5	Remainder
C7541	60.0-64	0-0.5	12.5-15.5	Remainder
C77000	53.5-56.5	0-0.5	16.5-19.5	Remainder

 

Alloy No.	Quality Grade	Shanghai Properties
		Tensile	Elongation	Hardness Test
		Strength
		(Kgf/mm 2 )		JIS	ShanghaiMetal
				Standards
C75200	O	≥ 38	≥ 20	-	≥ 110
	1/4H	38~46	≥ 10	-	110~140
	1/2H	44~52	≥ 5	120~180	130~160
	3/4H	-	-	-	-
	H	52~60	≥ 3	> 150	150~180
	EH	≥ 58	-	-	≥ 180
	SH	-	-	-	-
C7541	O	≥ 36	≥ 20	-	≥ 110
	1/4H	-	-	-	-
	1/2H	42~55	≥ 5	110~170	110~150
	3/4H	-	-	-	-
	H	≥ 50	≥ 3	> 135	≥135
	EH	-	-	-	-
	SH	-	-	-	-
C7700	O	-	-	-	-
	1/4H	-	-	-	-
	1/2H	55~67	≥ 8	150~210	140~200
	3/4H	-	-	-	-
	H	64~75	≥ 4	180~240	175~220
	EH	72~82	-	210~260	195~240
	SH	78~88	-	230~270	210~250