Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)

defective cells

defective cells, Total:47 items.

The international standard classification for "defective cells" includes: Wood, sawlogs and sawn timber .

The Chinese standard classification for "defective cells" includes: Timber and processed timber , Stem wood and raw wood .


Shandong Provincial Standard of the People's Republic of China

  • DB37/T 2037-2012 Technical regulations for molecular detection of bovine leukocyte adhesion deficiency (BLAD) gene

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

Military Standard of the People's Republic of China-General Armament Department

  • GJB 2082-1994 Classification of visual and mechanical defects in electronic equipment
  • GJB 8692-2015 Fuze defect classification
  • GJB 2082A-2012 Classification of technologic and mechanical defects for electronic equipment

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence

CZ-CSN

API - American Petroleum Institute

YU-JUS

TR-TSE

British Standards Institution (BSI)

  • BS EN 17397-1:2020 Railway applications. Rail defects. Rail defect management
  • BS ISO 5618-1:2023 Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for GaN crystal surface defects - Classification of defects

PL-PKN

RO-ASRO

HU-MSZT

  • MSZ 17787-1954 Macroscopic defects and defect levels of stretched steel

IX-UIC

GB-REG

International Organization for Standardization (ISO)

  • ISO/PRF 5618-1:2023 Fine ceramics (advanced ceramics, advanced technical ceramics) --Test method for GaN crystal surface defects — Part 1: Classification of defects

European Committee for Standardization (CEN)

  • EN 17397-1:2020 Railway applications - Rail defects - Part 1: Rail defect management

CH-SNV

Lithuanian Standards Office

KR-KS

American Welding Society (AWS)

BR-ABNT

German Institute for Standardization

  • DIN EN 17397-1:2021-03 Railway applications - Rail defects - Part 1: Rail defect management; German version EN 17397-1:2020

SCC

  • NS-EN 17397-1:2020 Railway applications — Rail defects — Part 1: Rail defect management

IT-UNI

Association Francaise de Normalisation

Danish Standards Foundation

  • DS/EN 17397-1:2020 Railway applications – Rail defects – Part 1: Rail defect management

CEN - European Committee for Standardization

  • PREN 17397-1-2019 Railway applications - Rail defects - Part 1: Rail defect management