Assessing the Hardness of Quenched Medium Steel Using an Ultrasonic Nondestructive Method

Developing new materials or improving their heat treatment techniques is key to industrial upgrades for increasing fastener product quality. Nowadays, high tensile strength bolts are heat-treated to achieve desired mechanical properties such as hardness, strength, toughness, and resistance to fatigu...

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Bibliographic Details
Main Authors: Shao-Yi Hsia, Yu-Tuan Chou
Format: Article
Language:English
Published: Hindawi Limited 2015-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2015/684836