Petroleum and natural gas industries - Materials for use in H₂S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO/FDIS 15156-2:2020); German and English version prEN ISO 15156-2:2020
Edition 2020-09

A specification in the IEC quality assessment system for electronic components (IECQ) - Quartz crystal units - Part 3: Sectional specification, qualification approval; identical with IEC 61178-3:1993
Edition 1995-02

Fixed resistors for use in electronic equipment; sectional specification: fixed resistor networks with individually measurable resistors; identical with IEC 60115-6, edition 1983
Edition 1986-09

Base materials for printed circuits; part 3: special materials; specification No. 3: permanent polymer coating materials (solder-resist) for use in the fabrication of printed boards; identical with IEC 60249-3-3:1991
Edition 1994-06

Measurement microphones - Part 4: Specifications for working standard microphones (IEC 61094-4:1995); German version EN 61094-4:1995
Edition 1996-05

Concepts, abbreviations and symbols in geodesy - Part 4: Adjustment of observations and statistics
Edition 2010-09

Aerospace series - Titanium and titanium alloys - Technical specification - Part 007: Remelting stock; German version ASD-STAN prEN 4800-007:2024
Edition 2024-09

Food authenticity - Determination of the sum of 16-O-Methylcafestol, 16-O-Methylkahweol and their derivatives in roasted coffee by ¹H-qNM; German and English version prEN 17992:2023
Edition 2023-07

Telecontrol equipment and systems - Part 5: Transmission protocols; section 2: Link transmission procedures (IEC 60870-5-2:1992); German version EN 60870-5-2:1993
Edition 1994-07

Spectator facilities - Part 10: Calculating of safe capacity in case of emergency; German and English version prEN 13200-10:2023
Edition 2023-02