Nickel Chrome Wire (NCHW) for Resistor
ASTM b603, DIN 17470, JIS c2520, GB/t1234.
Our advantage: High quality, short delivery time, small MOQ.
Characteristics: Stable performance; Anti-oxidation; Corrosion
resistance; High temperature stability; Excellent coil-forming
ability; Uniform and beautiful surface condition without spots.
Usage: Resistance heating elements; Material in metallurgy;
Household appliances; Mechanical manufacturing and other
industries.
Packing detail: Spool, coil, wooden case(as per client's
requiryment).
| Properties/Grade | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 |
| Main Chemical composition | Ni | Rest | Rest | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 |
| Fe | ≤ 1.0 | ≤ 1.0 | Rest | Rest | Rest |
| Max. continuous service temp. of element | 1200 | 1250 | 1150 | 1100 | 1100 |
| Resistivity at 20oC (μ Ω @ m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 |
| Density (g/cm3) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 |
| Thermal conductivity(KJ/m@ h@ oC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 |
| Coefficient of lines expansion(α * 10-6/oC) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 |
| Melting point (approx. )( oC) | 1400 | 1380 | 1390 | 1390 | 1390 |
| Elongation at rupture (%) | > 20 | > 20 | > 20 | > 20 | > 20 |
| Micrographic structure | austenite | austenite | austenite | austenite | austenite |
| Magnetic properties | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
Shanghai Tankii Alloy Material Co., Ltd. Focus on the production of
resistance alloy(nichrome Alloy, FeCrAl Alloy, copper nickel alloy,
thermocouple wire, precision alloy and thermal spray alloy in the
form of wire, sheet, tape, strip, rod and plate. We've already got
ISO9001 quality system certificate and approval of ISO14001
environmental protection system. We own a complete set of advanced
production flow of refining, cold reduction, drawing and heat
treating etc. We also proudly have independent R&D capacity.
Shanghai Tankii Alloy Material Co., Ltd has accumulated lots of
experiences over 35 years in this field. During these years, more
than 60 management elites and high science and technology talents
were employed. They participated in every walk of the company life,
which make our company keep blooming and invincible in the
competitive market. Based on the principle of "first quality,
sincere service", our managing ideology is pursuing technology
innovation and creating the top brand in the alloy field. We
persist in Quality - the foundation of the survival. It is our
forever ideology to serve you with full heart and soul. We
committed to provide customers all over the world with
high-quality, competitive products and perfect service.
Our products, such us nichrome alloy, precision alloy, thermocouple
wire, fecral alloy, copper nickel alloy, thermal spray alloy have
been exported to over 60 countries in the world. We are willing to
establish strong and long-time partnership with our customers. Most
complete range of products dedicated to Resistance, Thermocouple
and Furnace manufacturers Quality with end to end production
control Technical support and Customer Service.
