Contents
Abstract
I
1.
Introduction
1
1.1 Research background and significance
1
1.2 Introduction of high-speed steel
3
1.3 Research status at home and abroad
3
1.3.1 Principles of heat treatment
3
1.3.2 Domestic research status
4
1.3.3 Abroad Research Status
5
1.4 Purpose and content of the research
6
1.4.1 The purpose of the research
6
1.4.2 The content of the research
6
2.
M
aterials and
methods
7
2.1 Experimental materials
7
2.2 Experimental methods
8
2.2.1 Process
8
2.2.2 Annealing
9
2.2
高速钢的热处理工艺研究-10660字.docx