JB/T 9909.2-1999
Surface grinding machines with vertical spindle and rotary table Accuracy inspection (English Version)

Standard No.

JB/T 9909.2-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Machinery

Status

Be replaced 2017-10

Replace By

JB/T 9909.2-2017

Latest

JB/T 9909.2-2017

Replace

ZB J55031-1988

Scope

This standard specifies the requirements and inspection methods for geometric accuracy inspection and working accuracy inspection of vertical axis cylindrical surface grinders. This standard applies to ordinary precision vertical axis rotary table surface grinders with a worktable diameter of 500 to 1600 mm.

JB/T 9909.2-1999 history

• 2017 JB/T 9909.2-2017 Vertical axis rotary table surface grinder Part 2: Accuracy inspection
• 1999 JB/T 9909.2-1999 Surface grinding machines with vertical spindle and rotary table Accuracy inspection