China NiCr Electric Resistance alloy Nichrome wire NiCr 8020 NiCr 7030 NiCr 3520, Find details about China Nichrome wire, NiCr 8020 wire from NiCr Electric Resistance alloy Nichrome wire NiCr 8020 NiCr 7030 NiCr 3520
Brand | Chemical composition | Si | Cr | Ni | Al | Fe | |||
C | P | S | Mn | ||||||
Not more than | |||||||||
Cr20Ni80 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75-1.60 | 20.0-23.0 | remain | ≤0.50 | ≤1.0 |
Cr15Ni60 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75-1.60 | 15.0-18.0 | 55.0-61.0 | ≤0.50 | remain |
Cr20Ni35 | 0.08 | 0.020 | 0.015 | 1.00 | 1.00-3.00 | 18.0-21.0 | 34.0-37.0 | - | remain |
Cr20Ni30 | 0.08 | 0.020 | 0.015 | 1.00 | 1.00-2.00 | 18.0-21.0 | 30.0-34.0 | - | remain |
Diameter | 0.030-0.50 | >0.050-0.100 | >0.100-0.300 | >0.300-0.500 | >0.50-1.00 | >1.00-3.00 | EXECUTIVE STRANDARD |
Tolerance | ±0.005 | ±0.007 | ±0.010 | ±0.015 | ±0.02 | ±0.03 | GB/T1234-1995 |
Brand | Cr20Ni80 | Cr20Ni60 | Cr20Ni35 | Cr20Ni30 | ||
Diameter mm | <0.50 | 0.50-3.0 | <0.50 | ≥0.50 | <0.50 | ≥0.50 |
resistivity(20°C)uΩ·m | 1.09±0.05 | 1.13±0.05 | 1.12±0.05 | 1.15±0.05 | 1.04±0.05 | 1.06±0.05 |