| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inexpensive shot material for shot peening, which has high hardness and high toughness. <P>SOLUTION: The high-hardness shot material for shot peening comprises, in mass%, 5 to 8% of B; 0.05 to 1% of C; ≤25% of Cr; balance Fe and inevitable impurities. B and C are contained in a total amount of 8.5% or less. <P>COPYRIGHT: (C)2012,JPO&INPIT |
