Round steel link chains - Chain strands from round steel link chains, nominal pitch: 5×d, for the operation in bucket elevators - Part 1: Made from case hardened quality steel, Grade 2; Text in German and English
Edition 2020-04

Acoustics - Noise test code for compressors and vacuum pumps - Engineering method (Grade 2) (ISO 2151:2004)
Edition 2009-07-01

Forestry and gardening machinery - Noise test code for portable hand-held machines with internal combustion engine - Engineering method (Grade 2 accuracy) (ISO 22868:2021); German version EN ISO 22868:2021
Edition 2021-05

Safety of machinery - Laser processing machines - Part 3: Noise reduction and noise measurement methods for laser processing machines and hand-held processing devices and associated auxiliary equipment (accuracy grade 2) (ISO 11553-3:2013); German version EN ISO 11553-3:2013
Edition 2013-07

Round steel link chains - Round steel link chains, pitch 3,5d, for chain strands in bucket elevators - Part 1: Grade 2, case hardened
Edition 2015-06

Round steel link chains - Round steel link chains, pitch 2,8d, for chain strands in bucket elevators - Part 1: Grade 2, case hardened
Edition 2014-07

350 °F Autoclave Cure, Low Flow Toughened Epoxy Prepregs, Type 38, Class 2, Grade 193, Style 3K-70-PW, Fiber 1
Edition 2015-12-02

Forestry and gardening machinery - Noise test code for portable hand-held machines with internal combustion engine - Engineering method (Grade 2 accuracy) (ISO 22868:2021)
Edition 2021-12-22

Aerospace series - Titanium TI-P99002 - Not heat treated - Grade 2 forging stock, for annealed forgings - a or D ≤ 300 mm
Edition 2017-11

Forestry and gardening machinery - Noise test code for portable hand-held machines with internal combustion engine - Engineering method (Grade 2 accuracy)
Edition 2023-03-28