In-depth articles on metallurgy, materials science, and metal processing — written for engineers and learners alike.
Step-by-step tutorial on pressure vessel wall thickness calculation per ASME VIII Div.1. Covers Barlow’s formula, design pressure, allowable stress, joint efficiency, corrosion allowance, and worked example.
Complete guide to post-weld heat treatment (PWHT). Covers stress relief, tempering of HAZ martensite, ASME VIII requirements, temperature ranges by material, and PWHT procedure qualification.