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
TU
Tutorials

Tutorial: Writing a Welding Procedure Specification (WPS) Step by Step

Step-by-step tutorial on writing a Welding Procedure Specification (WPS) per AWS D1.1 and ISO 15614-1. Covers essential variables, pWPS, PQR testing requirements, and WPS approval documentation.

Mar 25, 2026 · 8 min read Read →
WE
Welding Metallurgy

Weld Procedure Qualification (PQR): Mechanical Testing and ISO 15614-1

Complete guide to weld procedure qualification per ISO 15614-1. Covers essential variables, test weld execution, required mechanical tests (tensile, bend, Charpy, hardness), and range of qualification approval.

Mar 25, 2026 · 6 min read Read →