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Title:
NICKEL-BASED ALLOY TUBE HAVING EXCELLENT HOT EXTRUSION PROPERTY AND METHOD OF MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2013100584
Kind Code:
A
Abstract:

To provide an Ni-based alloy tube in which occurrence of transverse cutting caused by hot extrusion working is restrained.

The Ni-based alloy tube is composed of, by mass%, ≤0.040% C, 14-17% Cr, 6-10% Fe, 1-3% Nb, ≤0.50% Al, ≤0.5% Si, ≤1.0% Mn, ≤0.30% Ti and the balance Ni with impurities, and P, S, O and N contents as the impurities, are limited to ≤0.030% P, ≤0.015% S, ≤0.010% O and ≤0.0040% N respectively.


Inventors:
TOYODA JINJU
KURIHARA SHINNOSUKE
Application Number:
JP2011245514A
Publication Date:
May 23, 2013
Filing Date:
November 09, 2011
Export Citation:
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Assignee:
NIPPON STEEL & SUMITOMO METAL CORP
International Classes:
C22C19/05; B21B3/00; C22F1/10; C22F1/00
Attorney, Agent or Firm:
Hidetoshi Ueba
Takao Matsuyama
Go Sakane
Kawakami Keiko
Tadashi Takezoe