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Ningbo Jintian Copper (Group) Co., Ltd.
Ningbo Jintian Copper (Group) Co., Ltd.
  • Tin Phosphor Bronze Strip
  • Tin Phosphor Bronze Strip

Tin Phosphor Bronze Strip

Copper alloy with Cu-Sn-P as the main alloying element is called tin-phosphor bronze strip. As a pioneer of phosphor bronze strip suppliers, we offer the tin phosphor bronze tape products in good quality, which 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.

Tin Phosphor Bronze Strip Certifications
  • JIS
  • ISO9001
  • ISO14001.png
  • OSHMS.png

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

Tin Phosphor Bronze Strip Application Fields

  • Electronic Connector
    Electronic Connector
  • Computer Connector
    Computer Connector
  • Switch Socket
    Switch Socket

Tin Phosphor Bronze Strip Performance Parameter



Alloy Grade

Standard
Chemistry Composition%Size Available
SnZnNiFePbPCuOthersThincknessWidth
QSn6.5-0.1GB6.0-7.0≤0.30/≤0.05≤0.020.10-0.25Remains≤0.40.10-3.00mm20-400mm
QSn8-0.37.0-9.0≤0.20/≤0.10≤0.050.03-0.35Remains≤0.85
QSn4.0-0.33.5-4.9≤0.30/≤0.10≤0.050.03-0.35Remains≤0.95
QSn2.0-0.12.0-3.0≤0.80≤0.80≤0.05≤0.050.10-0.20Remains/
C5191JIS
≤0.20/≤0.10≤0.020.03-0.35RemainsCu+Sn+P≥99.5
C5210
≤0.20/≤0.10≤0.020.03-0.35RemainsCu+Sn+P≥99.5
C5102
≤0.20/≤0.10≤0.020.03-0.35RemainsCu+Sn+P≥99.5
CuSn6JIS
≤0.30≤0.30≤0.10≤0.050.01-0.4Remains/
CuSn8
≤0.30≤0.20≤0.10≤0.050.01-0.4Remains/


physical property:

GradeTemperTensile Strength(N/mm^2)Elongation(%)Hardness(HV)
GBJISGBJISGBJISGBJISGBJIS
QSn6.5-0.1C5191O60O≥315≥315≥40≥42≤120/
H011/4H390-510390-510≥35≥35110-155100-160
H021/2H490-610490-610≥10≥20150-190150-205
H04H590-690590-685≥8≥8180-230180-230
H06EH635-720635-720≥5≥5200-240200-240
H08SH≥690≥690//≥210≥210
QSn8-0.3C5210O60/≥345/≥45/≤120/
H011/2H390-510470-610≥40≥27100-160140-205
H02H490-610590-705≥30≥20150-205185-235
H04EH590-705685-785≥12≥11180-235210-260
H06SH685-785735-835≥5≥9210-250230-270
H08ESH≥735770-885/≥5≥230245-285
/C5102/O/≥305/≥40//
1/4H375-470≥2890-160
1/2H470-570≥15130-190
H570-665≥7170-220
EH620-710≥4190-230
SH≥660/≥200


Tin Phosphor Bronze Strip Production Process

The production process of copper strip is as follows:

Tin Phosphor Bronze Strip Production Process
  • 01
    Raw materials
  • 02
    Horizontal continuous casting
  • 03
    Four-sided milling
  • 04
    Rough rolling mill
  • 05
    Thick shear
  • 06
    Uniform hood annealing
  • 07
    Finishing mill
  • 08
    Pickling
  • 09
    Uniform hood annealing
  • 10
    Minor finishing mill
  • 11
    German OTTO air cushion furnace
  • 12
    Stretching and straightening machine
  • 13
    Shear, Striping
  • 14
    Finished product packaging
  • 15
    Three-dimensional warehouse

Tin Phosphor Bronze Strip Executive Standard


Executive standard: G/T 2059-2017

Tin Phosphor Bronze Strip Production Equipments

  • Italian Mino Mill
    Italian Mino Mill
  • Milling Machine
    Milling Machine
  • Pickling Equipment
    Pickling Equipment
  • Four-sided Milling
    Four-sided Milling
  • Horizontal Continuous Casting Melting Furnace
    Horizontal Continuous Casting Melting Furnace
  • Hot Rolling Line
    Hot Rolling Line
  • Continuous Pickling Line
    Continuous Pickling Line
  • Bending and Straightening
    Bending and Straightening
  • Cutting Production Line
    Cutting Production Line
  • Crosscutting Machine
    Crosscutting Machine
  • Otto Junker Air Cushion Furnace
    Otto Junker Air Cushion Furnace
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