BMn40-1.5 Manganese White Copper
Detailed information:
Material name: Manganese white copper drawn rod (hard, 30-40mm)
Brand: BMn40-1.5
Standard: GB/T 4423-1992
Characteristics and Scope of Application:
BMn40-1.5 manganese white copper is an electrical copper nickel alloy, commonly known as constantan, with high electrical resistivity and thermoelectric potential that hardly change with temperature. It has good heat resistance and corrosion resistance, as well as high mechanical properties and deformation ability.
● Chemical composition:
Copper Cu: Surplus
Nickel+Cobalt Ni+Co: 39.0-41.0
Lead Pb: ≤ 0.005
Phosphorus P: ≤ 0.005
Iron Fe: ≤ 0.50
Manganese Mn: 1.0~2.0
Silicon Si: ≤ 0.10
Antimony Sb: ≤ 0.002
Sulfur S: ≤ 0.02
Arsenic As: ≤ 0.010
Carbon C: ≤ 0.10
Bismuth Bi: ≤ 0.002
Magnesium Mg: ≤ 0.05
Note: ≤ 0.9 (impurities)
● Mechanical properties:
Tensile strength σ b (MPa): ≥ 440
Elongation rate δ 10 (%): ≥ 10
Note: Longitudinal room temperature tensile mechanical properties of bar materials
Sample size: diameter or distance from opposite sides>30-40
Heat treatment specifications: casting temperature 1280~1300 ℃; Annealing temperature 800-850 ℃; Hot processing temperature 1080-1130 ℃
 
Deno Company supplies various customized copper alloys, including brass tubes, pure copper strips, red copper/purple copper plates, tin bronze, white copper, aluminum bronze, phosphor bronze, beryllium copper strips, etc. with complete specifications and quality assurance!
Copper plate thickness 1.0 1.5 2.0 3.0 4.0 5.0 8.0 10 12 15 16 20-200mm
Copper rod diameter Φ 3.0mm-315mm
Copper strip thickness 0.1 0.15 0.2 0.3 0.4 0.5 0.6 0.8 1.0 1.5 1.8 2.0mm
Copper wire diameter 0.1mm-4.0mm
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Welcome new and old customers to call for consultation and negotiation.