Special Silicon Bronze Alloy Wire
Special Silicon Bronze Alloy wire TQSi1.5-0.5, TQSn0.7-0.02 and BMn0.6-0.6. belong to our patented items, these alloy wires are of great welding property and lower resistivity which can be used in manufacturing fuse protector, electron component of lighting, electron, war industry, household appliances fields etc.
Chemical Composition
Name | Grade | Chemical Composition,% | standard | |||||||||||
Si | Mn | Ni | Sn | Fe | Pb | Zn | Mg | C | S | P | Cu | |||
Special Silicon Bronze | TQSi1.5-0.5 | 1.35~1.85 | 0.1~0.6 | ≤0.2 | - | ≤0.3 | ≤0.03 | ≤0.5 | - | - | - | - | Bal. | Q/SZD01-2012 |
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 | Bal. | Q/STZ01-2012 |
Manganese Cupronickel | BMn0.6-0.6 | ≤0.1 | 0.2~1.0 | 0.4~0.7 | - | ≤0.2 | - | - | ≤0.01 | ≤0.03 | ≤0.01 | ≤0.01 | Bal. | Q/SZD02-2012 |
dimension and tolerance
Dia./mm | 0.03~0.10 | >0.1~0.030 | >0.30~0.60 | >0.60~1.00 | >1.00~3.00 | >3.00~6.00 | |
Tolerance(±) | Ⅰ | 0.003 | 0.004 | 0.007 | 0.010 | 0.015 | 0.020 |
Ⅱ | 0.004 | 0.005 | 0.009 | 0.015 | 0.020 | 0.030 | |
Ⅲ | 0.005 | 0.006 | 0.010 | 0.020 | 0.030 | 0.040 |
Product performance
Grade | State | Dia. mm | T.S. N/mm2(≥) | Elongation %(≥) | Resistivity μΩ·m | Standard |
TQSi1.5-0.5 | M | 0.03~0.10 | 300 | 15 | 0.167±0.03 | Q/SZD01-2012 |
>0.10~0.60 | 280 | 20 | ||||
>0.60~1.00 | 260 | 25 | ||||
>1.00~3.00 | 250 | 30 | ||||
>3.00~6.00 | 240 | 30 | ||||
TQSn0.7-0.02 | M | 0.03~0.10 | 200 | 15 | 0.032±0.005 | Q/STZ01-2012 |
>0.10~1.00 | 200 | 20 | ||||
>1.00~3.00 | 190 | 25 | ||||
>3.00~6.00 | 190 | 30 | ||||
BMn0.6-0.6 | M | 0.03~0.10 | 200 | 15 | 0.054±0.003 | Q/SZD02-2012 |
>0.10~1.00 | 200 | 20 | ||||
>1.00~3.00 | 190 | 25 | ||||
>3.00~6.00 | 190 | 30 |
This kind of alloy is of lower resistivity, good processability,excellent welding property and good corrosion resistance, It can be used in producing heating components and current-limiting resistance of thermal overload relay, low-voltage circuit breaker and other low-voltage apparatus.