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Database: 365,228(8 Aug 2026)

ruler

ruler, Total:35 items.

The international standard classification for "ruler" includes: Measuring instruments , Metrology and measurement in general , Drawing equipment , Education , Linear and angular measurements , Tyres in general .

The Chinese standard classification for "ruler" includes: Measuring tool and instrument , Culture, education and drawing instruments, notebooks and cards , Special instruments for teaching , Length Measurement , Measuring devices .


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

Taiwan Provincial Standard of the People's Republic of China

Professional Standard - Light Industry

Professional Standard - Education

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

  • JJG 1-1999 Verification Regulation of Steel Rule
  • JJG 2-1999 Verification Regulation of Wooden Rule (Wooden Folded Rule)
  • JJG 63-2007 Verification Regulation of Straight Edge
  • JJG 63-1994 Verification Regulation of Straight Edge

Professional Standard - Aviation

Group Standards of the People's Republic of China

  • T/CMA HG020-2020 Test method for measuring the evenness of tyre test pavement—3-meter-straight-ruler

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

HU-MSZT

Japanese Industrial Standards Committee (JISC)

CZ-CSN

Korean Agency for Technology and Standards (KATS)

KR-KS

TH-TISI

Spanish Association for Standardization (UNE)