1) Stabile characteristics of the chemical constituents 2) High-precision, Tolerance strictly 3) High tensile strength

Product info

Product name: special cupronickel wire

Other names: copper-nickel alloy wire;cupronickel wire

Application Range

The product is suitable for lighting industry, electronic appliance, war industry working as fuses. It‘s available for scaffold material of war industry, also can be used to spring of mechanical industry

Product features

1) Stabile characteristics of the chemical constituents

2) A high strength against tension, and uniform elongation

3) Low resistivity

4) Good processing performance and welding technological properties

The description of products

1) The chemical composition:

product name

brand

chemical composition,%

Executive standard

Si

Mn

Ni

Sn

Fe

Pb

Zn

Mg

C

S

P

Cu

Special Tin bronze

TQSn0.7-0.02

≤ 0.1

-

≤0.2

0.4-1.0

≤0.3

≤0.03

-

≤0.1

≤0.03

≤0.01

0.015-0.035

remain

Q/STZ01-2008

2) size and Tolerances

diameter		0.03-0.1	0.1-0.3	0.3-0.6	0.6-1.0	1.0-3.0	3.0-6.0
tolerances (±)	advanced	0.003	0.004	0.007	0.010	0.015	0.020
	higher level	0.004	0.005	0.009	0.015	0.020	0.025
	ordinary	0.005	0.006	0.010	0.020	0.025	0.030

3) Properties of Products

Brand	status	Mechanical properties			Resistivity Ω·mm2/m	executive standard
		Diameter mm	Tensile strength N/mm2(not less than)	elongation,%(less than)
BMn0.6-0.6	M	>0.03~0.10	225	12	0.054±0.003	Q/SZD.01-2007
		>0.10~0.30	216	15
		>0.30~1.00	205	20
		>1.00~6.00	196	25

Product photos

special cupronickel wire