Title:
NI-CR-FE-MO-BASED ALLOY HAVING EXCELLENT SURFACE PROPERTIES, AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2024/084877
Kind Code:
A1
Abstract:
Provided is a Ni-Cr-Fe-Mo-based alloy in which the composition of nonmetal inclusions is controlled and which comprises, in terms of mass%, 0.03 to 0.30% of C, 0.05 to 1.50% of Si, 0.05 to 2.00% of Mn, 0.05% or less of P, 0.005% or less of S, 18.0 to 28.0% of Cr, 6.0 to 15.0% of Mo, 1.0% or less of Cu, 0.01 to 0.50% of Al, 0.01 to 0.40% of Ti, 0.02 to 0.60% of Nb, 15.0 to 22.0% of Fe, 0.5 to 4.0% of Co, 0.10 to 2.00% of W, 0.0001 to 0.0100% of B, 0.005 to 0.100% of N, 0.0001 to 0.0060% of O, 0.0001 to 0.0300% of Mg, and 0.0001 to 0.0080% of Ca, with the remainder being Ni and inevitable impurities.
Inventors:
MIZUNO KENJI (JP)
OGASAWARA DAIKI (JP)
OGASAWARA DAIKI (JP)
Application Number:
PCT/JP2023/033908
Publication Date:
April 25, 2024
Filing Date:
September 19, 2023
Export Citation:
Assignee:
NIPPON YAKIN KOGYO CO LTD (JP)
International Classes:
C22C30/02; B22D1/00; C21C7/00; C21C7/04; C21C7/06; C21C7/064; C21C7/068; C21C7/076; C21C7/10; C22C19/05
Domestic Patent References:
| WO2018151222A1 | 2018-08-23 |
Foreign References:
| JP6990337B1 | 2022-02-15 | |||
| JP2017043826A | 2017-03-02 | |||
| JP2012229463A | 2012-11-22 |
Attorney, Agent or Firm:
SUENARI, Mikio (JP)
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