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)

how long x ray

how long x ray, Total:21 items.

The international standard classification for "how long x ray" includes: Radiographic equipment , Pipeline components and pipelines , Advanced ceramics .

The Chinese standard classification for "how long x ray" includes: Medical radiographic equipment , Pipeline fittings , Special ceramics .


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

  • GB/T 19293-2003 Method of X - Ray radioscopy for butt - Weld
  • GB 11757-1989 Medical diagnostic X-ray machine exposure time test method
  • GB/T 11757-1989 Methods for the measurement of exposure time of medical diagnostic X-ray equipment

National Metrological Technical Specifications of the People's Republic of China

  • JJF 1430-2013 Calibration Specification for X-ray Timers
  • JJF 1432-2013 Calibration Specification for Medical Diagnostics X-Ray Non-Invasive Exposure Time Meters

Professional Standard - Building Materials

  • JC/T 2026-2010 Test method for fluorescent decay time of scintillators excited by pulsed X-ray

National Metrological Verification Regulations of the People's Republic of China

Professional Standard - Education

  • JY/T 0587-2020 General rules for X-ray polycrystalline diffractometry

Group Standards of the People's Republic of China

RU-GOST R

IPC - Association Connecting Electronics Industries

VDI - Verein Deutscher Ingenieure

  • VDI/VDE 5575 BLATT 4-2018 X-ray optical systems - X-ray mirrors and X-ray mirror systems - Total reflection mirrors and multilayer mirrors
  • VDI/VDE 5575 BLATT 4-2017 X-ray optical systems - X-ray mirrors and X-ray mirror systems - Total reflection mirrors and multilayer mirrors

SCC

  • VDI/VDE 5575 BLATT 4:2018 X-ray optical systems — X-ray mirrors and X-ray mirror systems — Total reflection and multilayer mirrors

Association of German Mechanical Engineers

Korean Agency for Technology and Standards (KATS)

British Standards Institution (BSI)

  • BS 6870-3:1989(1999) Analysis of aluminium ores — Part 3 : Method for multi - element analysis by wavelength dispersive X - ray fluorescence