• DIN CEN/TS 15427-2-3-2021Railway applications - Wheel/Rail friction management - Part 2-3: Properties and Ch...2022-04-01
  • JIS C8201-2-2-2021Low-voltage switchgear and controlgear -- Part 2-2: Circuit-breakers incorporating residua...2022-04-01
  • DIN EN IEC 61756-1-2021Fibre optic interconnecting devices and passive components - Interface standard for f...2022-04-01
  • GB/T 12703.1-2021纺织品 静电性能试验方法 第1部分:电晕充电法Textiles—Test methods for electrostatic propensit...2022-04-01
  • ABNT NBR ISO 3085-2021Iron ores - Experimental methods for checking the precision of sampling, sample prepar...2022-04-01
  • ASTM C146-2021Standard Test Methods for Chemical Analysis of Glass Sand2022-04-01
  • ABNT NBR 7500-2020/Amd 1-2021Identification for ground transportation, handling, moving and storage of produ...2022-04-01
  • BS EN 13445-1-2021Unfired pressure vessels. General2022-04-01
  • FZ/T 52002-2021锦纶66短纤维2022-04-01
  • DIN EN ISO 17279-3-2021Welding - Micro joining of second generation high temperature superconductors - Part ...2022-04-01
  • ISO 2692-2021Geometrical product specifications (GPS) — Geometrical tolerancing — Maximum material require...2022-04-01
  • ISO 3630-3-2021Dentistry — Endodontic instruments — Part 3: Compactors2022-04-01
  • T/ZZB 2360-2021计算机控制自动剪线多针链缝缝纫机2022-04-01
  • ISO 8178-5-2021Reciprocating internal combustion engines — Exhaust emission measurement — Part 5: Test fue...2022-04-01
  • JIS C60695-8-1-2021Fire hazard testing -- Part 8-1: Heat release -- General guidance2022-04-01
  • ASTM F3251-2021Standard Test Method for Laboratory Oil Spill Dispersant Effectiveness Using the Baffled Flas...2022-04-01
  • BS ISO 6621-3-2021Internal combustion engines. Piston rings. Material specifications2022-04-01
  • ASTM D7707-2021Standard Specification for Wipe Sampling Materials for Beryllium in Surface Dust2022-04-01
  • DIN EN 13647-2021Wood flooring and wood panelling and cladding - Determination of geometrical characteristic...2022-04-01
  • DIN EN ISO 8167-2021Resistance welding - Embossed projection welding - Projections for resistance welding (I...2022-04-01
  • IEC 61996-1-2013+Amd 1-2021Maritime navigation and radiocommunication equipment and systems - Shipborne voya...2022-04-01
  • DIN 85000-2021Ships and marine technology - Design, manufacture and testing of pipeline systems for gaseous ...2022-04-01
  • CNAS GL048-2021医学实验室组织病理学检查领域认可指南2022-04-01
  • DIN EN ISO 7233-2021Rubber and plastics hoses and hose assemblies - Determination of resistance to vacuum (I...2022-04-01