GB/T 14690-1993

Active

Technical drawings--Scales

技术制图比例

Standard Type

GBT

ICS

01.100

CCS

J04

Status

Active

Issue Date

1993-11-09

Implementation

1994-07-01

Centralized Committee

国家标准委

Issuing Authority

国家技术监督局

Application Summary AI generated

This standard specifies the recommended scales for use in technical drawings, including reduction, enlargement, and full-size ratios. It is applied across engineering and manufacturing industries in China to ensure consistent scaling in design, drafting, and production documentation. The standard is used by engineers, architects, and technical illustrators when creating drawings for mechanical, civil, or electrical systems.

Related Standards

GB/T 24740-2009 Technical product documentation—Symbol of mechanical manufacture orientation and clamping GB/T 19096-2003 Technical drawing--Drawing presentation--Vocabu-lary and indications for edges of undefined shape GB/T 6567.5-2003 Graphical symbols for piping systems--Axonometric representation of graphical symbols for piping，piping accessories and valves etc GB/T 4459.4-2003 Mechanical drawings--Conventional reprensentationof springs GB/T 4459.2-2003 Mechanical drawings--Conventional representation of gears GB/T 4458.5-2003 Mechanical drawings--Indication of tolerances for size and of fits GB/T 4458.4-2003 Mechanical drawings--Dimensioning GB/T 4458.2-2003 Mechanical drawings--Item references and its arrangement for assembling drawings

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.