Category Quality management: Our topic overview

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.

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.

Auditing production sites abroad

How to professionally audit production sites abroad: Procedure, audit types, supplier evaluation and practical checklist for implementation.

Made in China: Ensure quality with AQL tests

Less complaints, more safety and better supplier quality: Find out how AQL tests help to reliably test products from China.