China C51100, C51000 Phosphor Bronze Wire for Musical Strings, Brushes Manufacture and Factory

C51100, C51000 Phosphor Bronze Wire for Musical Strings, Brushes

Short Description:

Phosphor Bronze Wire Characteristics:
1). Chemical Composition: 2-8%Sn, 0.1-0.4%P, Cu+Sn+P≥99.5%.
2). Alloy No.:
GB: QSn10-1, QSn6.5-0.1, QSn7-0.2, QSn8-0.3, QSn4-0.3, QSn4-3....
DIN: CuSn4, CuSn5, CuSn6, CuSn8....
JIS: C5111, C5101, C5191, C5210....
ASTM: C51100, C51000, C51900, C52100....
3). Diameter: 0.05-1.2mm
4). Characteristic: High strength, hardness and elasticity; excellent spring properties; good resistance to corrosion, wear and fatigue.
5). Application: Electrical contacts, musical strings, brushes, spring, fasteners, clips, switch components, and cold headed screws, rivets bolts, welding rods, wire cloths, spectacle frames.
6). 100% traceability of each spool of wire produced.
7). Total in-house inspection guarantees product quality.

Model NO.: phosphor bronze wire

Diameter: 0.05 - 1.2mm

Trademark: TANKII

Production Capacity: 200Tons/year

HS Code: 7408210000

Origin: Shanghai China

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Chemical Composition: According to GB/T5231-2012 standard

Name	Grade	Chemical Composition，%												Total impurities %
Name	Grade	Cu	Ni	Fe	Zn	Mn	Si	Sn	Pb	Al	C	S	P	Total impurities %
Pure copper	T2	Bal.	-	0.005	Bi 0.001	Sb 0.002	As 0.002	-	0.005	-	-	0.005	-	-
Bronze	CuSn4	Bal.	0.2	0.05	2.7~ 3.3	-	-	3.5~ 4.5	0.02	0.002	-	-	0.03	0.2
	CuSn6	Bal.	0.2	0.05	0.3	-	-	6.0~ 7.0	0.02	0.002	-	-	0.1~ 0.25	0.1
	CuSn6	Bal.	0.2	0.02	0.3	-	-	6.0~ 7.0	0.02	0.002	-	-	0.26~ 0.40	0.1
	CuSn7	Bal.	0.2	0.05	0.3	-	-	7.0~ 8.0	0.02	0.01	-	-	0.1~ 0.25	0.15

Dimension and tolerance

Dia./mm		0.05-0.10	0.10-0.20	0.20-0.50	0.50-1.00	1.00-3.00	3.00-6.00
Tolerance（±）	Ⅰ	0.003	0.005	0.008	0.010	0.020	0.030
Tolerance（±）	Ⅱ	0.005	0.010	0.015	0.020	0.030	0.040

Product performance: According to GB/T21652-2012 standard

Grade	State	Dia. mm	T.S. N/mm2（≥）	Elongation, % （≥）
CuSn6 CuSn7	M	0.1-1.0	350	35
	M	>1.0-8.5	350	45
	Y	0.1-1.0	880-1130	-
		>1.0-2.0	860-1060	-
		>2.0-4.0	830-1030	-
		>4.0-6.0	780-980
		>6.0-8.5	690-950	-
CuSn4	M	0.1-1.0	350	35
	M	>1.0-8.5	350	45
	Y	0.1-1.0	620-820	-
		>1.0-2.0	600-800	-
		>2.0-4.0	560-760	-
		>4.0-6.0	540-740	-