Materials for printed boards and other interconnecting structures - Part 4-16: Sectional specification set for prepreg materials, unclad (for the manufacture of multilayer boards) - Multifunctional non-halogenated epoxide woven E-glass prepreg of defined flammability (vertical burning test) for lead-free assembly (IEC 61249-4-16:2009)

Materials for printed boards and other interconnecting structures - Part 4-17: Sectional specification set for prepreg materials, unclad (for the manufacture of multilayer boards) - Non-halogenated epoxide woven E-glass prepreg of defined flammability (vertical burning test) for lead-free assembly (IEC 61249-4-17:2009)

Steel castings for structural uses

Towing attachment - Part 5: Adaptor bush for T-towing hook; Text in German and English

Explosive atmospheres - Part 31: Equipment dust ignition protection by enclosure "t" (IEC 31/1248/CD:2016)

Glass in building - Basic alkaline earth silicate glass products - Part 1: Float glass; German and English version prEN 14178-1:2017

High-voltage switchgear and controlgear - Alternating current circuit-breakers with intentionally non-simultaneous pole operation (IEC 17A/1188/CD:2018); Text in German and English

Mobile road construction machinery - Safety - Part 1: Common requirements (ISO/DIS 20500-1:2020); German and English version prEN ISO 20500-1:2020

Mobile road construction machinery - Safety - Part 6: Specific requirements for mobile feeders (ISO/DIS 20500-6:2020); German and English version prEN ISO 20500-6:2020

Safety of machinery - Safety requirements for high pressure die casting machines (ISO/DIS 23063:2020); German and English version prEN ISO 23063:2020