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High Precision Tin Phosphor Bronze Strip

Copper alloy with Cu-Sn-P as the main alloying element is called tin-phosphor bronze strip. The tin phosphor bronze tape products produced by our company can be used in CPU sockets, mobile phone keys, car terminals, connectors, electronic connectors, electronic connectors, bellows, spring plates, harmonica friction plates, wear-resistant parts of instruments, and Antimagnetic parts, automotive parts, electrical parts of machinery

High Precision Tin Phosphor Bronze Strip Certifications

High Precision Tin Phosphor Bronze Strip Performance Advantages

Good yield strength and fatigue strength
Good elastic properties
Excellent processing performance and bending performance
Better ductility, durability, corrosion resistance

High Precision Tin Phosphor Bronze Strip Application fields

Electronic Connector

Computer Connector

Switch Socket

High Precision Tin Phosphor Bronze Strip Performance parameterdownload

牌号	标准	化学成分Chemistry Composition%								生产范围Size Available
Alloy Grade	Standard	Sn	Zn	Ni	Fe	Pb	P	Cu	Others	厚度Thinckness	宽度Width
QSn6.5-0.1	GB	6.0-7.0	≤0.30	/	≤0.05	≤0.02	0.10-0.25	Remains	≤0.4	0.10-3.00mm	20-400mm
QSn8-0.3		7.0-9.0	≤0.20	/	≤0.10	≤0.05	0.03-0.35	Remains	≤0.85
QSn4.0-0.3		3.5-4.9	≤0.30	/	≤0.10	≤0.05	0.03-0.35	Remains	≤0.95
QSn2.0-0.1		2.0-3.0	≤0.80	≤0.80	≤0.05	≤0.05	0.10-0.20	Remains	/
C5191	JIS		≤0.20	/	≤0.10	≤0.02	0.03-0.35	Remains	Cu+Sn+P≥99.5
C5210			≤0.20	/	≤0.10	≤0.02	0.03-0.35	Remains	Cu+Sn+P≥99.5
C5102			≤0.20	/	≤0.10	≤0.02	0.03-0.35	Remains	Cu+Sn+P≥99.5
CuSn6	JIS		≤0.30	≤0.30	≤0.10	≤0.05	0.01-0.4	Remains	/
CuSn8	JIS		≤0.30	≤0.20	≤0.10	≤0.05	0.01-0.4	Remains	/

物理性能：

牌号Grade		状态Temper		抗拉强度Tensile Strength(N/mm^2)		伸长率Elongation(%)		硬度Hardness(HV)
GB	JIS	GB	JIS	GB	JIS	GB	JIS	GB	JIS
QSn6.5-0.1	C5191	O60	O	≥315	≥315	≥40	≥42	≤120	/
		H01	1/4H	390-510	390-510	≥35	≥35	110-155	100-160
		H02	1/2H	490-610	490-610	≥10	≥20	150-190	150-205
		H04	H	590-690	590-685	≥8	≥8	180-230	180-230
		H06	EH	635-720	635-720	≥5	≥5	200-240	200-240
		H08	SH	≥690	≥690	/	/	≥210	≥210
QSn8-0.3	C5210	O60	/	≥345	/	≥45	/	≤120	/
		H01	1/2H	390-510	470-610	≥40	≥27	100-160	140-205
		H02	H	490-610	590-705	≥30	≥20	150-205	185-235
		H04	EH	590-705	685-785	≥12	≥11	180-235	210-260
		H06	SH	685-785	735-835	≥5	≥9	210-250	230-270
		H08	ESH	≥735	770-885	/	≥5	≥230	245-285
/	C5102	/	O	/	≥305	/	≥40	/	/
			1/4H		375-470		≥28		90-160
			1/2H		470-570		≥15		130-190
			H		570-665		≥7		170-220
			EH		620-710		≥4		190-230
			SH		≥660		/		≥200

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High Precision Tin Phosphor Bronze Strip Production Process

The production process of copper strip is as follows:
Raw materials → Horizontal continuous casting → Four-sided milling → Rough rolling mill → Thick shear → Uniform hood annealing → Finishing mill → Pickling → Uniform hood annealing → Minor finishing mill → German OTTO air cushion furnace → Stretching and straightening machine → Shear, Striping → Finished product packaging → Three-dimensional warehouse → Delivery and delivery

High Precision Tin Phosphor Bronze Strip Executive Standard

Executive standard: G / T 2059-2017

High Precision Tin Phosphor Bronze Strip Production Equipments

Italian Mino mill

Milling machine

Pickling equipment

Four-sided milling

Horizontal continuous casting melting furnace

Hot rolling line

Continuous pickling line

Bending and straightening

Cutting production line

Crosscutting machine

Otto Junker air cushion furnace

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