The effect of Tempering to the Hardness and Tensile Strength of Bolting Material ASTM A 325 Grade 3A

• 主要作者: SARAGIH (NIM 13703043); Pembimbing : Husaini Ardy, Dr. Ir., ESTER
• 格式: Final Project
• 語言: Indonesia
• 在線閱讀: https://digilib.itb.ac.id/gdl/view/13446
• 機構: Institut Teknologi Bandung

As a fastener, steel bolts not only require a high hardness, but also a high toughness. To obtain high hardness, the bolt was hardened to produce martensite structure, which is very hard and brittle. To obtain the toughness, the martensite structure shall be reheated. This heating is called temperin...