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Database: 365,228(8 Aug 2026)

ys/t 620

ys/t 620, Total:34 items.

The international standard classification for "ys/t 620" includes: Powder metallurgy , Protection against fire in general , Cement. Gypsum. Lime. Mortar , Road transport , Chemical reagents , Data communication networks .

The Chinese standard classification for "ys/t 620" includes: Metal and alloy powder , Fire-fighting in general , Binding material , Relay protection and automatic device , Freight traffic , General inorganic reagent .


Professional Standard - Non-ferrous Metal

Professional Standard - Automobile

Professional Standard - Nuclear Industry

  • EJ/T 620-1991 Specifications for quality control of non-destructive testing in the nuclear industry

Ministry of Emergency Management of the People's Republic of china

Professional Standard - Building Materials

Professional Standard - Energy and Power Planning

  • DL/T 620-1997 Overvoltage protection and insulation coordination for AC electrical installations

Group Standards of the People's Republic of China

  • T/CEEIA 620-2022 Aluminum alloy tubular busbar trunking systems for wind turbines
  • T/CEC 620-2022 Different diameter parallel groove clamps for overhead lines with rated voltage 10kV and below
  • T/CAS 620-2022 Assessment guidelines for green technology
  • T/CECS 620-2019 Unified standard for construction collaborative management of building projects
  • T/SDAS 620-2023 Determination method of lutein and zeaxanthin in corn kernels
  • T/CASME 620-2023 Folding car tent technical and inspection requirements
  • T/CIET 620-2024 Microgrid Hybrid Energy Storage System Design Specification

Professional Standard - Meteorology

  • QX/T 620-2021 Specifications for wind profile radar observation

Professional Standard - Traffic

  • JT/T 620-2005 Operation regulations on express freight transport by road
  • JT/T 620-2018 Specification for less-than-truck-load transport service

Professional Standard - Tobacco

  • YC/T 620-2024 Tobacco Retail Customer Satisfaction Survey Standard

Professional Standard-Ships

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Professional Standard - Post and Telecommunication

  • YD/T 620-1998 Technical conditions of 2048kbit/s, 8448kbit/s, 34368kbit/s and 139264kbit/s transmission analyzers

Professional Standard - Public Safety Standards

Professional Standard - Coal

  • MT/T 620-1996 Technical specification of muffle furnace temperature controller for coal analysis
  • MT/T 620-2008 Technique Specification of Muffle Furnace Temperature Controller for Coal Analysis

IPC - Association Connecting Electronics Industries

International Organization for Standardization (ISO)