Normas ISO

Geotechnical investigation and testing — Qualification criteria and assessment — Part 2: Responsible expert

Petroleum measurement systems — Calibration — Volumetric measures, proving tanks and field measures (including formulae for properties of liquids and materials) — Amendment 1: Correction of two typographical errors

Earth-moving machinery — Collision warning and avoidance — Part 1: General requirements

Plain bearings — Hardness testing of bearing metals — Part 2: Solid materials

Interpreting services — Conference interpreting — Requirements and recommendations

Acoustics — Measurement of room acoustic parameters — Part 3: Open plan offices