GB/T 9057-1988
Single-body inside micrometers (English Version)

Standard No.

GB/T 9057-1988

Language

Chinese, Available in English version

Release Date

1988

Published By

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

Status

Be replaced 2004-08

Replace By

GB/T 8177-2004

Latest

GB/T 8177-2004

Scope

This standard applies to single-rod internal micrometers with a division value of 0.01mm, a micrometer screw pitch of 0.5mm, a measuring range of 25mm, and a measuring range of 100 to 3000mm.

GB/T 9057-1988 history

• 2004 GB/T 8177-2004 Internal micrometers with two-point contact
• 1988 GB/T 9057-1988 Single-body inside micrometers

GB/T 9057-1988 Single-body inside micrometers was changed to GB/T 8177-2004 Internal micrometers with two-point contact.