WLD178 — Metallurgy, Drawing, and Symbols
WLD 178 - Metallurgy, Drawing, and Symbols WLD 178 - Metallurgy, Drawing, and Symbols Lecture: 2 The student is introduced to physical characteristics and mechanical properties of metal. Additionally, pre-heating and post-heating weld heat treatment requirements as related to specific base metal types are explored. Students are introduced to weld detail drawing and welding symbols. Co-requisite: WLD 100 and WLD 170 or instructor permission