Engineering Archive

Category: Welding Inspection, Codes & Certification

NDT, weld tests, WPS/PQR, AWS/ASME/API, and certification.

All Articles MIG Welding TIG Welding Aluminum Stick & Electrodes Safety & PPE Buying Guides

Showing 2 of 119 articles

Flux Core

Oct 30, 2025 37 min read

Uphill Flux Core Welding: Techniques, Settings & AWS D1.1 Qualification Guide

Master uphill FCAW with proper gun angles, wire/feed settings, joint prep, and AWS D1.1 vertical-up qualification tips for strong, code-compliant welds.

NH Nicholas Harper Read

Buying Guide

Oct 30, 2025 51 min read

Liquid Penetrant Testing for Welding: A Complete Guide

Liquid penetrant testing for welds explained: how the dye method works, step-by-step procedure, sensitivity levels, limits, codes and field tips.

NH Nicholas Harper Read