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Aluminium Alloys: Selection and Properties

Aluminium alloys explained: alloy series, EN AW designation, temper conditions like T6, and properties for choosing the right material in sourcing.

Casting Processes: Investment, Sand & Permanent Mold

Investment casting, sand casting, and permanent mold casting compared: differences in tolerance and batch size, and which process fits your part.

DIN EN 10025: Structural Steel, Grades and Strength

DIN EN 10025 explained: all six parts of the structural steel standard, grades like S235JR and S355J2, and how thickness affects strength.

Brass: Composition, Properties, and Alloys

Brass explained: its copper-zinc composition, key properties, common alloys, and material numbers you need for sourcing parts.

Sampling Inspection: Sample Size, Levels and Limits

Calculate sample size, understand ISO 2859-1 inspection levels, and know when sampling isn't enough: a practical guide to incoming goods control.

Weld Symbols: Structure, Meaning and Positioning

Weld symbols per DIN EN ISO 2553 explained: the structure of arrow and reference lines, what symbol placement means, and how to read the weld size.