Methods of evaluating the performance of electrical and pneumatic analogue chart recorders for use in industrial-process control systems; (IEC 60873:1986 modified); german version HD 504 S1:1988— 21 стр.
Metallic materials - Verification of static uniaxial testing machines - Part 1: Tension/compression testing machines; verification and calibration of the force-measuring system; general for requirements, verification and calibration of fatigue testing machines— 8 стр.