This product is made of refined master alloy by powder metallurgy technology. It is manufactured by special cold working and heat treatment process. The ultra-high temperature electric heating alloy has good oxidation resistance, high temperature corrosion resistance, small creep, long service life and small resistance change. It is suitable for high temperature 1420 ℃, high power density, corrosive atmosphere, carbon gas and other working environment.It can be used in ceramic kiln, high temperature heat treatment furnace, laboratory furnace, electronic industrial furnace and diffusion furnace. Chemical components C Si Mn Cr Al Fe ≤0.04 ≤0.5 ≤0.4 20-22 5.5-6.0 —— Mechanical properties Room temperature tensile strength 650-750MPa Elongation 15-25% Hardness HV220-260 1000 ℃ tensile strength 22-27MPa 1000℃6MPa High temperature durability ≥100h Physical properties Density 7.1g/cm³ Resistivity 1.45*10-6·Ω·m  Temperature coefficient 800℃ 1000℃ 1400℃ 1.03 1.04 1.05   melting point 1500℃ Maximum continuous operating temperature  1400℃   Fast life   1300℃ 1350℃ Average fast life (h) 110 90 Post fracture sagging rate% 8 11 Specifications Wire diameter range: Φ0.1-8.5mm SGHT Resistane value/Weight sheet (1) Resistivity at 20℃=1.45μΩ.m，Density=7.1g/cm3; (2) The following calculation data are for reference, the resistance values fluctuation range is ±5, and weight changes by the dimensional accuracy range.   Diameter (mm) Resistance (Ω/m) Weight (g/m)   Width (mm) Thickness (mm) Resistance (Ω/m) Weight (g/m) 1.00 1.846 5.576   8.00 1.00 0.191 56.800 1.10 1.526 6.747   9.00 1.00 0.170 63.900 1.20 1.282 8.030   10.00 1.00 0.153 71.000 1.30 1.092 9.424   11.00 1.00 0.139 78.100 1.40 0.942 10.929   12.00 1.00 0.127 85.200 1.50 0.821 12.546   13.00 1.00 0.117 92.300 1.60 0.721 14.275   14.00 1.00 0.109 99.400 1.70 0.639 16.115   15.00 1.00 0.102 106.500 1.80 0.570 18.067   16.00 1.00 0.095 113.600 1.90 0.511 20.130   17.00 1.00 0.090 120.700 2.00 0.462 22.305   18.00 1.00 0.085 127.800 2.10 0.419 24.591   19.00 1.00 0.080 134.900 2.20 0.381 26.989   20.00 1.00 0.076 142.000 2.30 0.349 29.498   8.00 1.20 0.159 68.160 2.40 0.321 32.119   9.00 1.20 0.141 76.680 2.50 0.295 34.851   10.00 1.20 0.127 85.200 2.60 0.273 37.695   11.00 1.20 0.116 93.720 2.70 0.253 40.650   12.00 1.20 0.106 102.240 2.80 0.235 43.717   13.00 1.20 0.098 110.760 2.90 0.220 46.896   14.00 1.20 0.091 119.280 3.00 0.205 50.185   15.00 1.20 0.085 127.800 3.10 0.192 53.587   16.00 1.20 0.079 136.320 3.20 0.180 57.100   17.00 1.20 0.075 144.840 3.30 0.170 60.724   18.00 1.20 0.071 153.360 3.40 0.160 64.460   19.00 1.20 0.067 161.880 3.50 0.151 68.308   20.00 1.20 0.064 170.400 3.60 0.142 72.267   8.00 1.50 0.127 85.200 3.70 0.135 76.338   9.00 1.50 0.113 95.850 3.80 0.128 80.520   10.00 1.50 0.102 106.500 3.90 0.121 84.813   11.00 1.50 0.093 117.150 4.00 0.115 89.219   12.00 1.50 0.085 127.800 4.10 0.110 93.735   13.00 1.50 0.078 138.450 4.20 0.105 98.364   14.00 1.50 0.073 149.100 4.30 0.100 103.103   15.00 1.50 0.068 159.750 4.40 0.095 107.955   16.00 1.50 0.064 170.400 4.50 0.091 112.917   17.00 1.50 0.060 181.050 4.60 0.087 117.992   18.00 1.50 0.057 191.700 4.70 0.084 123.177   19.00 1.50 0.054 202.350 4.80 0.080 128.475   20.00 1.50 0.051 213.000 4.90 0.077 133.884   8.00 2.00 0.095 113.600 5.00 0.074 139.404   9.00 2.00 0.085 127.800 5.10 0.071 145.036   10.00 2.00 0.076 142.000 5.20 0.068 150.779   11.00 2.00 0.069 156.200 5.30 0.066 156.634   12.00 2.00 0.064 170.400 5.40 0.063 162.601   13.00 2.00 0.059 184.600 5.50 0.061 168.679   14.00 2.00 0.055 198.800 5.60 0.059 174.868   15.00 2.00 0.051 213.000 5.70 0.057 181.170   16.00 2.00 0.048 227.200 5.80 0.055 187.582   17.00 2.00 0.045 241.400 5.90 0.053 194.106   18.00 2.00 0.042 255.600 6.00 0.051 200.742   19.00 2.00 0.040 269.800 BEIJING SHOUGANG GITANE NEW MATERIALS CO.,LTD Packing & Delivery We pack the products in plastic or foam and put them in wooden cases.If the distance is too far, we will use iron plates for further reinforcement. If you have other packaging requirements, you can also contact us and we will try our best to meet them. And we will choose the shipping way as you required: By sea, by air, by express, etc.As for the costs and shipping period information, please contact us via telephone, mail or online trade manager. Application Company Profile Beijing Shougang Gitane New Materials Co., Ltd. (originally known as Beijing Steel Wire Plant) is a specialized manufacturer, with a history of over 50 years. We are engaged in producing special alloy wires and strips of resistance heating alloy, electrical resistance alloy, and stainless steel and spiral wires for industrial and domestic applications. Our company covers an area of 88,000 square meters, including 39,268 square meters of workroom. Shougang Gitane has 500 employees, including 30 percent of employees on technical duty. Shougang Gitane attained ISO9001 quality system certification in 2003. Brand Spark "brand spiral wire is well-known all over the country. It uses high-quality Fe-Cr-Al and Ni-Cr-Al alloy wires as raw materials and adopts high-speed automatic winding machine with computer control power capacity. Our products have high temperature resistance, fast temperature rise, long service life, stable resistance, small output power error, small capacity deflection, uniform pitch after elongation, and smooth surface. It is widely used in small electric oven, muffle furnace, air conditioner, various ovens, electric heating tube, household appliances, etc. We can design and manufacture all kinds of non-standard helix according to user's requirements. Production process First-class quality management system Qualification certificate FAQ 1. who are we? We are based in Beijing, China, start from 1956,sell to Western Europe(11.11%),Eastern Asia(11.11%),Mid East(11.11%),Oceania(11.11%),Africa(11.11%),Southeast Asia(11.11%),Eastern Europe(11.11%),South America(11.11%),North America(11.11%). There are total about 501-1000 people in our office. 2. how can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment; 3.what can you buy from us? heating alloys ,risistance alloys,stainless alloys,special alloys,amorphous(nanocrystalline)strips 4. why should you buy from us not from other suppliers? More than sixty years researching in the electrical heating alloys. An excellent research team and a complete test center. A new product development mode of joint research. A strict quality control system. An advanced production line. 5. what services can we provide? Accepted Delivery Terms: FOB,CIF； Accepted Payment Currency: USD ,EUR ,JPY ,CAD ,AUD ,HKD, GBP, CNY, CHF;