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Technical guides on welding, standards, materials, certifications and inspection. Written by professionals, for professionals.
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Welding Processes
SMAW, MIG, MAG, TIG, Flux-Cored and Submerged Arc explained step by step.
7 articles📋Standards & Symbols
ISO 2553, ISO 5817, ISO 9606, EN 499 and welding positions.
7 articles🔩Materials & Metallurgy
Steels, Fe-C diagram, heat treatments and metal alloys.
4 articles🎓Certifications & Career
ISO 9606, VCA, PRL, CSIP, ASME IX and the IWS/IWT/IWE paths.
3 articles🔍Inspection & Quality
Defects, non-destructive testing, ISO 5817 and visual inspection.
4 articles⚙️Equipment & Consumables
Machines, electrodes, wires, gases and workstation maintenance.
4 articlesPopular Articles
🔩IntermediateMaterials & MetallurgyHeat Treatments in Welding: Complete GuidePreheating, PWHT, normalising and annealing — when to apply, temperatures and mandatory codes.🔥IntermediateWelding ProcessesWelding Process Selection Guide — Which Process to Use and WhyComplete guide to fusion welding process selection: SMAW 111, MIG/MAG 131/135, FCAW 136, GTAW/TIG 141 and SAW 121. Compatible materials, thickness ranges, typical industries and selection criteria.📋AdvancedStandards & SymbolsEN 1090 — CE Marking for Steel Structures: Complete GuideTechnical guide to EN 1090: execution classes EXC1 to EXC4, mandatory CE marking, welding requirements, FPC, ISO 3834 and welder qualification.🔥AdvancedWelding ProcessesSynergic Welding Machine Setup — Complete Parameter GuideTechnical guide to synergic MIG/MAG welding machine setup: synergic curves, Arc Length, Pre/Post Flow, Soft Start, Burn Back, Inductance and transfer modes.🔍IntermediateInspection & QualityMeasuring Instruments in Welding — Complete Practical GuidePractical guide to measuring instruments in welding: callipers, micrometers, welding gauges, squares, levels and feeler gauges.
BeginnerWelding ProcessesMIG/MAG Welding Process (131/135) — Complete GuidePrinciple, parameters, shielding gases, wires, transfer modes and applications of MIG/MAG (GMAW) welding.
BeginnerWelding ProcessesSMAW / MMA Process (111) — Stick Welding Complete GuideShielded Metal Arc Welding (SMAW/MMA/111): principle, equipment, electrode types, parameters and applications.
BeginnerCertifications & CareerMetalworking Certifications in Europe: VCA, PRL, CSIP, ISO 9606Guide to certifications for metalworking in Europe: ISO 9606, VCA/SCC, PRL/TPM, CSIP, EN 1090, ISO 3834.
AdvancedStandards & SymbolsWelding Symbols ISO 2553 — Complete Guide with ExamplesComplete technical guide to welding symbols according to ISO 2553:2019. Reference line, elementary symbols, supplementary symbols, dimensions and practical interpretation examples.
BeginnerEquipment & ConsumablesHow to Choose Electrodes, Wires and Shielding GasesPractical guide to selecting welding consumables: covered electrodes, solid wires, flux-cored wires and shielding gases.
IntermediateInspection & QualityWelding Defects and Imperfections — Complete Guide (ISO 6520)Types of welding defects and imperfections: porosity, cracks, lack of fusion, inclusions, undercut. Causes, prevention and ISO 6520 classification.
AdvancedStandards & SymbolsWelding Positions ISO 6947 — Complete Guide with AWS EquivalencesComplete technical guide to welding positions according to ISO 6947:2019. All positions for plate and pipe, AWS equivalences, difficulty levels and applications by process.
BeginnerWelding ProcessesMIG/MAG Welding Process (131/135) — Complete GuidePrinciple, parameters, shielding gases, wires, transfer modes and applications of MIG/MAG (GMAW) welding.BeginnerWelding ProcessesSMAW / MMA Process (111) — Stick Welding Complete GuideShielded Metal Arc Welding (SMAW/MMA/111): principle, equipment, electrode types, parameters and applications.BeginnerCertifications & CareerMetalworking Certifications in Europe: VCA, PRL, CSIP, ISO 9606Guide to certifications for metalworking in Europe: ISO 9606, VCA/SCC, PRL/TPM, CSIP, EN 1090, ISO 3834.AdvancedStandards & SymbolsWelding Symbols ISO 2553 — Complete Guide with ExamplesComplete technical guide to welding symbols according to ISO 2553:2019. Reference line, elementary symbols, supplementary symbols, dimensions and practical interpretation examples.BeginnerEquipment & ConsumablesHow to Choose Electrodes, Wires and Shielding GasesPractical guide to selecting welding consumables: covered electrodes, solid wires, flux-cored wires and shielding gases.IntermediateInspection & QualityWelding Defects and Imperfections — Complete Guide (ISO 6520)Types of welding defects and imperfections: porosity, cracks, lack of fusion, inclusions, undercut. Causes, prevention and ISO 6520 classification.AdvancedStandards & SymbolsWelding Positions ISO 6947 — Complete Guide with AWS EquivalencesComplete technical guide to welding positions according to ISO 6947:2019. All positions for plate and pipe, AWS equivalences, difficulty levels and applications by process.Looking for a metalworking job?
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