| 摘要 |
The present invention provides a nonmagnetic high-hardness alloy having a Ni-based alloy composition containing; by weight%, C of 0.1 % or less: Si of 2.0% or less; Mn of 2,0% or less; P of 0,03% or less; S of 0.01% or less; Cr of 30 to 45%; Al of 1.5 to 5.0%; and a balance of unavoidable impurities and Ni, the nonmagnetic high-hardness alloy being subjected to cold or warm plastic working and then ageing treatment, and a method for producing the nonmagnetic high-hardness alloy. |
