Free weld fillet size calculator per AWS D1.1 and EN 1993-1-8 Eurocode 3. Calculates minimum fillet weld leg size from plate thickness and required fillet size from applied shear load and weld length.
Free online welding preheat temperature calculator per EN 1011-2 CEN Method B. Enter steel composition, thickness, and hydrogen content to get minimum preheat temperature for cold-crack prevention.
Free online carbon equivalent calculator. Computes CE(IIW) and Pcm from steel composition with weldability classification. Essential tool for welding engineers and fabricators.
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.
Complete guide to vacuum and inert atmosphere brazing. Covers BNi, BAg, and BCu filler selection, joint clearance design, furnace cycles, and applications in stainless heat exchangers, carbide tooling, and aerospace.
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.
Detailed technical guide to the heat-affected zone (HAZ) in steel welds. Covers CGHAZ, FGHAZ, hardness gradients, cold cracking susceptibility, preheat calculation, and NACE limits.
Technical guide to welding austenitic stainless steels. Covers sensitisation, carbide precipitation, delta ferrite, hot cracking, WRC diagram, and filler metal selection for 304, 316, and 321.
Comprehensive comparison of SMAW, GMAW, FCAW, and SAW welding processes. Covers deposition rate, positional capability, heat input, metallurgical quality, and process selection criteria.
Technical guide to preheat and interpass temperature requirements in structural steel welding. Covers CE calculation, hydrogen scale, thickness effects, and practical control methods.