Title:
5 PERCENTS-CHROMIUM TYPE HEAT RESISTANT STEEL
Document Type and Number:
Japanese Patent JPH07286248
Kind Code:
A
Abstract:
PURPOSE: To produce a 5%Cr type heat resistant steel excellent in high temp. strength characteristic.
CONSTITUTION: A 5%Cr type heat resistant steel, which has a comosition consisting of, by weight, 0.05-0.3% C, 0-0.3% Si, 0.1-1.5% Mn, 0.01-1% Ni, 4-6% Cr, 0.1-1.5% Mo, 0.5-3% Cu, and the balance Fe and containing, if necessary, 0.01-0.3% V, 0.01-0.1% N, and 0.01-0.2% Nb, is obtained, and also, a 5%Cr type heat resistant steel, which has a composition consisting of, by weight, 0.03-0.3% C, 0-0.3% Si, 0.1-1.5% Mn, 0.01-1% Ni, 4-6% Cr, 0.01-1.5% Mo, 0.3-3% W, 0.5-3% Cu, 0.01-0.3% V, and the balance Fe and containing, if necessary, 0.01-0.2% Nb and 0.01-0.1% N, is obtained.
Inventors:
TAKANO YUSAKU
FUJITA AKIJI
KAMATA MASATOMO
FUJITA AKIJI
KAMATA MASATOMO
Application Number:
JP8144794A
Publication Date:
October 31, 1995
Filing Date:
April 20, 1994
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F01D25/00; C22C38/00; C22C38/44; C22C38/48; F02C7/00; (IPC1-7): C22C38/00; C22C38/00; C22C38/44; C22C38/48; F01D25/00; F02C7/00
Attorney, Agent or Firm:
Akira Uchida (2 outside)
Previous Patent: Wafer processing method
Next Patent: Synthetic resin container and method for manufacturing synthetic resin container
Next Patent: Synthetic resin container and method for manufacturing synthetic resin container