GB/T 2821-2003
Gear--Symbols for geometrical data (English Version)

Standard No.

GB/T 2821-2003

Language

Chinese, Available in English version

Release Date

2003

Published By

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

Latest

GB/T 2821-2003

Replace

GB/T 2821-1992

Scope

This standard gives geometric codes for marking gear parameters. It consists of two tables: - the main code, which consists of a single basic letter (see Table 1); - the subscript, which is used to limit the main code (see Table 2, Table 3 and Table 4).

GB/T 2821-2003 history

• 2003 GB/T 2821-2003 Gear--Symbols for geometrical data
• 0000年 GB/T 2821-1992