Methods for Manufacturing Precipitation Hardened Stainless Steel Powder, Compounds, Granulated Powder, Precipitation Hardened Stainless Steel Sintered Body and Precipitation Hardened Stainless Steel Sintered Body

摘要

PROBLEM TO BE SOLVED: To produce a precipitation hardening stainless steel powder capable of producing a sintered body having high mechanical strength, a compound and granulated powder containing the precipitation hardening stainless steel powder, and a precipitation hardening stainless steel baking having high mechanical strength. To provide a body and a method for producing it. Cr is contained in a concentration A of 15.00% by mass or more and 17.50% by mass or less, Si is contained in a concentration B of 0.30% by mass or more and 1.00% by mass or less, and Nb is 0. It is contained in a concentration C of 15% by mass or more and 0.45% by mass or less, Ni is contained in a concentration D of 3.00% by mass or more and 5.00% by mass or less, and Mn is 0.05% by mass or more and 1.00% by mass. % Or less concentration E, Cu is contained at a concentration F of 3.00% by mass or more and 5.00% by mass or less, and the value of δ defined by the following formula (1) is 10.0% by mass or more 14 Precipitated and hardened stainless steel powder of 0.0% by mass or less. δ = 3 (A + 1.5B + 0.5C) -2.8 (D + 0.5E + 0.5F) -19.8 ... (1) [Selection diagram] None