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Database: 365,228(8 Aug 2026)

Flatness

Flatness, Total:19 items.

The international standard classification for "Flatness" includes: Limits and fits , Doors and windows , Linear and angular measurements in general , Seals, glands .

The Chinese standard classification for "Flatness" includes: Basic standards and general methods , Building members, accessories and equipment in general , Sealing and sealing device , Length Measurement , Bearing system .


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

  • GB/T 11337-2004 Measurementof departures from flatness
  • GB/T 24630.2-2009 Geometrical Product Specifications (GPS)—Flatness—Part 2:Specification operators
  • GB/T 22636-2008 Door leaves - Dimensions rectangularity and flatness - Test method
  • GB/T 24630.1-2009 Geometrical Product Specifications(GPS)—Flatness—Part 1:Vocabulary and parameters of flatness
  • GB/T 11337-1989 Measurement of departures from flatness

Professional Standard - Machinery

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

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

Professional Standard - Automobile

  • QC/T 243-1997 Requirements and test methods for flatness of wheel mounting surface

Association Francaise de Normalisation

  • NF EN 1530:2000 Door leaves - General flatness and local flatness - Tolerance classes
  • NF EN ISO 12781-1:2011 Geometrical product specifications (GPS) - Flatness - Part 1: vocabulary and flatness parameters

GSO

  • GSO ISO 12781-1:2022 Geometrical product specifications (GPS) — Flatness — Part 1: Vocabulary and parameters of flatness
  • BH GSO ISO 12781-1:2023 Geometrical product specifications (GPS) — Flatness — Part 1: Vocabulary and parameters of flatness

SCC

  • DANSK DS/EN ISO 12781-1:2011 Geometrical product specifications (GPS) - Flatness - Part 1: Vocabulary and parameters of flatness
  • NS-EN ISO 12781-1:2011 Geometrical product specifications (GPS) — Flatness — Part 1: Vocabulary and parameters of flatness (ISO 12781-1:2011)

German Institute for Standardization

  • DIN EN ISO 12781-1:2011-07 Geometrical product specifications (GPS) - Flatness - Part 1: Vocabulary and parameters of flatness (ISO 12781-1:2011); German version EN ISO 12781-1:2011

Korean Agency for Technology and Standards (KATS)

  • KS B ISO 12781-1-2019 Geometrical product specifications(GPS) — Flatness — Part 1: Vocabulary and parameters of flatness

Danish Standards Foundation

  • DS/EN ISO 12781-1:2011 Geometrical product specifications (GPS) - Flatness - Part 1: Vocabulary and parameters of flatness