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Database: 365,228(8 Aug 2026)

Four patterns and eight parallels

Four patterns and eight parallels, Total:137 items.

The international standard classification for "Four patterns and eight parallels" includes: Other organic chemicals , Aliphatic hydrocarbons .

The Chinese standard classification for "Four patterns and eight parallels" includes: General organic chemicals , Basic organic chemicals .


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

Group Standards of the People's Republic of China

Professional Standard - Agriculture

Jilin Provincial Standard of the People's Republic of China

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

Guangxi Provincial Standard of the People's Republic of China

Professional Standard - Aviation

  • HB 4614-1992 Milling Cutter - Eight-gear-scappled Straight Shank End Milling Cutter d=32~71mm

Professional Standard - Electron

  • SJ 51428/3-1997 Cable, SU type optical fiber, central tube, for, six, eight, ten and twelve fibers, Detail specification for

Sichuan Provincial Standard of the People's Republic of China

Guangdong Provincial Standard of the People's Republic of China

  • DB44/T 2071-2017 Eight-side-seal flat-bottom stand-up film bag technical specification

Professional Standard - Petrochemical Industry

  • SH/T 1142-2009 C4 fraction for industrial use Sampling in the liquid phase
  • SH/T 1142-1992 Cracking C4 fraction for industrial use. Sampling in the liquid phase

Japanese Industrial Standards Committee (JISC)

  • JIS K 8957:1979 Aluminium sulfate, 14 -- 18 water
  • JIS K 0311:2020 Method for determination of tetra-through octachlorodibenzo-p-dioxins, tetra-through octachlorodibenzofurans and dioxin-like polychlorinatedbiphenyls in stationary source emissions
  • JIS K 0312:2020 Method for determination of tetra-through octachlorodibenzo-p-dioxins, tetra-through octachlorodibenzofurans and dioxin-like polychlorinatedbiphenyls in industrial water and waste water
  • JIS K 0311:2020(2021) Method for determination of tetra-through octachlorodibenzo-p-dioxins, tetra-through octachlorodibenzofurans and dioxin-like polychlorinatedbiphenyls in stationary source emissions
  • JIS P 8110:2001 Paper and board -- Sampling to determine average quality

Swedish Institute for Standards

Ente Nazionale Italiano di Unificazione

British Standards Institution (BSI)

  • BS 84:2007 Parallel screw threads of Whitworth form – Requirements
  • BS PAS 1948:2023 Diversity, equity and inclusion in the workplace. Code of practice

Gosstandart of Russia

  • GOST 25889.2-1983 Metal-cutting machine tools. Methods of checking specimen two flat surfaces for parallelism
  • GOST 26189-1984 Metal-cutting machine tools. Methods of complex checking two specimen flat surfaces for parallelism and straigntness

Engineering Sciences Data Unit (ESDU)

  • STRUCT 02.01.47 A-1984 Buckling stress coefficients for parallelogram shaped panels in continuous flat sheet under uniform compression.
  • STRUCT 02.01.46-1957 Buckling stress coefficients for flat parallelogram plates under uniform compression. (All edges fixed against rotation.)

Korean Agency for Technology and Standards (KATS)

  • KS I 3226-2009(2024) Method for determination of tetra-through octa-chlorodibenzo-p-dioxins, tetra-though octa-chlorodibenzofurans and coplanar polychlorobiphenyls in industrial water and wastewater
  • KS I 3226-2019 Method for determination of tetra-through octa-chlorodibenzo-p-dioxins, tetra-though octa-chlorodibenzofurans and coplanar polychlorobiphenyls in industrial water and wastewater
  • KS I 3226-2009(2019) Method for determination of tetra-through octa-chlorodibenzo-p-dioxins, tetra-though octa-chlorodibenzofurans and coplanar polychlorobiphenyls in industrial water and wastewater

German Institute for Standardization

Magyar Szabványügyi Testület

Bureau of Indian Standards

Society of Automotive Engineers (SAE)

  • SAE J1239-2010 Four-@ Five-@ and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239-2023 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239_200302 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239-1978 FOUR-AND EIGHT-CONDUCTOR RECTANGULAR ELECTRICAL CONNECTORS FOR AUTOMOTIVE TYPE TRAILERS
  • SAE J1239-1995 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239-2003 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239_202302 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239_199510 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239_197806 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers
  • SAE J1239_201009 Four-, Five-, and Eight-Conductor Electrical Connectors for Automotive Type Trailers

GCC Standardization Organization

Association Francaise de Normalisation

  • NF B51-017:1988 Wood. Tensile parallel to grain. Determination of ultimate tensile stress parallel to grain using small clear specimens.
  • NF B51-018:1988 Wood. Tensile parallel to grain. Determination of modulus of elasticity in tensile parallel to grain using small clear specimens.

National Standardisation Body (ASRO)

Czech Standards Institute (UNMZ)