Soft magnetic stainless steel having good cold forgeability

Details Soft magnetic stainless steel having good cold forgeability Soft magnetic stainless steel having good cold forgeability

1988-12-27

1990-11-13

Yee, Deborah

Metal treatment

Stock

Magnetic

148310, 420 41, C22C 3848

Patent

active

049699636

ABSTRACT:
Soft magnetic stainless steel having good cold forgeability comprising, by weight, less than 0.015% of C, less than 0.20% of Si, less than 0.35% of Mn, less than 0.010% of S, 8 to 13% of Cr, less than 0.020% of Al, less than 0.0070% of O, less than 0.0100% of N and the balance of Fe and inevitable impurities, with a proviso that C+N content is less than 0.020%. The stainless steel can be incorporated additionally at least one of 0.03 to 0.20% of Ti, 0.002 to 0.02% of Ca, less than 0.30% of Bi, less than 0.040% of Se, 0.002% to 0.040% of Te, 0.02 to 0.15% of Zr, less than 2.5% of Mo, less than 0.50% of Cu, less than 0.50% of Ni, less than 0.20% of Nb and less than 0.20% of V. The stainless steel is suitable as magnetic core materials for use in electronic fuel injection devices, electromagnetic valves, magnetic sensors, etc.

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