20Mn23AlV No magnets are now widely used in many electrical products: A medium-sized transformer tank inside a magnetic shield, core pull plate, coil clamps, bolts and other structural parts of the leakage magnetic field; Second, lifting magnet sucker, magnetic separation equipment Simplified, the election boxes and separator; Three Special smelting furnace lining, lid, plywood and electronic mixing device electrode structure. Non-magnetic 20Mn23AlV chemical composition (%) in the table below: Category / component C Mn Al Cr Ni Ti Si S P 20Mn23AlV 0.14 ~ 0.20 21.5 ~ 25.0 1.50 ~ 2.50 - - - ≤0.50 ≤0.03 ≤0.03 Non-magnetic 20Mn23AlV performance as follows: Type Tensile (≥Mpa) yield strength (≥Mpa) Elongation (θ5%) cold-formed (180 ° d = 2a) magnetic permeability (H / Austria) 20Mn23AlV 530 255 30 qualified 1.05 |