Category Quality management: Our topic overview

CE Marking: Obligations and Process

CE marking from the importer's perspective: which products need it, which obligations you carry when importing, and how the process works step by step.

Thread Tolerances: Thread Types, ISO 965 and Practice

Metric, imperial, pipe threads: thread types and ISO 965 tolerances explained, technical drawings decoded. Essential knowledge for technical procurement.

Geometric Tolerances: GPS Symbols and Tolerance Frames

Geometric tolerances per ISO 1101 and GPS system explained: all 16 symbols, how to read tolerance frames, and procurement tips for mechanical parts.

Fits: H7 Fit Table and ISO 286

Engineering fits, the ISO 286 system and the H7 fit table explained, with tolerance values and clearance, transition and interference fits for buyers.

Product Safety When Importing: CE, GS, GPSR & Liability

Importing from the Far East makes you liable for product safety. What to know about CE, GS, EN standards and GPSR, and how to secure conformity.

Standards in metal construction

What standards apply in metal construction? We explain relevant regulations, harmonized standards, and typical mistakes in procurement.