Title:
AUSTENITIC HEAT-RESISTANT ALLOY AND WELDING JOINT USING SAME
Document Type and Number:
WIPO Patent Application WO/2018/066573
Kind Code:
A1
Abstract:
An austenitic heat-resistant alloy having a chemical composition containing, in mass%, 0.04-0.18% of C, 1.5% or less of Si, 2.0% or less of Mn, 0.020% or less of P, 0.030% or less of S, 0.10% or less of Cu, 20.0-30.0% of Ni, 21.0-24.0% of Cr, 1.0-2.0% of Mo, 0.10-0.40% of Nb, 0.20% or less of Ti, 0.05% or less of Al, 0.10-0.35% of N, and 0.0015-0.005% of B, the remaining portion being Fe and impurities, wherein [P+6B≤0.040] is satisfied.
Inventors:
KURIHARA SHINNOSUKE (JP)
SEMBA HIROYUKI (JP)
OKADA HIROKAZU (JP)
HIGUCHI JUNICHI (JP)
TANAKA KATSUKI (JP)
OSUKI TAKAHIRO (JP)
SEMBA HIROYUKI (JP)
OKADA HIROKAZU (JP)
HIGUCHI JUNICHI (JP)
TANAKA KATSUKI (JP)
OSUKI TAKAHIRO (JP)
Application Number:
PCT/JP2017/036022
Publication Date:
April 12, 2018
Filing Date:
October 03, 2017
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP (JP)
International Classes:
C22C38/00; B23K35/30; C22C19/05; C22C38/58
Domestic Patent References:
| WO2017002523A1 | 2017-01-05 |
Foreign References:
| JPH0123544B2 | 1989-05-02 | |||
| JP2012001749A | 2012-01-05 | |||
| JP2015137419A | 2015-07-30 | |||
| JP2015202504A | 2015-11-16 | |||
| JP2009195980A | 2009-09-03 |
Other References:
See also references of EP 3521476A4
Attorney, Agent or Firm:
BRIGHTAS IP ATTORNEYS (JP)
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