5% Cr 공구강의 Mo 함량에 따른 탄화물 석출거동 영향

국문 초록 (Abstract)

본 연구의 목적은 철강제품의 절단을 위해 사용되는 나이프소재의 고경도 및 고인성화를 위한 합금 및 공정설계 최적화 방안을 도출하는 것으로써, 본 논문에서는 주로 시효 시 석출되는 합금탄화물의 핵생성 및 성장에 영향을 미치는 미소합금원소를 이용하여 관련 미세구조변화가 기계적 성질에 미치는 영향을 분석하였다.

목차 (Table of Contents)

• 국문 요약
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• 제1장 서론
• 1.1연구 목표
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• 제2장 이론적 배경
• 2.1. Secondary Hardening
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• 2.2 Alloy Carbides in Steels
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• 2.2.1. M3C
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• 2.2.2. M2X
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• 2.2.3. MX
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• 2.2.4. M7C3
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• 2.2.5. M23C6
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• 2.2.6. M6C
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• 2.3. SANS analysis
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• 제3장 실험 방법
• 3.1. Introduction
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• 3.2. Alloying design
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• 3.2. Process design
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• 3.4. Scanning electron microscopy (SEM)
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• 3.5. Transmission electron microscopy (TEM)
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• 3.5.1 Thin-foil technique
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• 3.5.2 Identification of precipitation using EDX and diffraction pattern
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• 3.6 Sliding wear test
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• 3.7 Experimental procedures
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• 제4장 실험결과
• 4.1 Alloy design effects
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• 4.2 Secondary hardening behavior – Peak part -
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• 제5장 고찰
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• 참고 문헌
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• Abstract
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