JB/T 9894.2-1999
Flat-face centre drilling lathes Technical conditions (English Version)

Standard No.

JB/T 9894.2-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Machinery

Status

Be replaced 2016-03

Replace By

JB/T 9894.2-2015

Latest

JB/T 9894.2-2015

Replace

ZB J54006-1987

Scope

This standard specifies the manufacturing and acceptance requirements for flat-end center hole drilling machines of various structural forms with a maximum processing diameter of 320mm and a maximum processing length of 3000mm. This standard applies to general-purpose flat-face center hole drilling machines.

JB/T 9894.2-1999 history

• 2015 JB/T 9894.2-2015 Milling face and drilling center hole machines.Part 2: Specifications
• 1999 JB/T 9894.2-1999 Flat-face centre drilling lathes Technical conditions