Knowledge Base

All Articles

In-depth articles on metallurgy, materials science, and metal processing — written for engineers and learners alike.

Filter: All Microstructure Materials Testing Calculators Fundamentals Welding Metallurgy Manufacturing Metallurgy Corrosion Science Steel & Ferrous Metallurgy
LI
Steel & Ferrous Metallurgy

Linepipe Steels: API 5L Grades, HIC Resistance, and Sour Service

Complete guide to linepipe steels for oil and gas. Covers API 5L PSL1/PSL2 X65/X70 grades, hydrogen-induced cracking (HIC) testing per NACE TM0284, SSC resistance, and microstructural requirements.