JB/T 9179.7-1999
Machining allowances and tolerances of open forgings on hydraulic press.Cylinder (English Version)

Standard No.

JB/T 9179.7-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Machinery

Status

Be replaced 2014-07

Replace By

JB/T 9179.7-2013

Latest

JB/T 9179.7-2013

Scope

This standard specifies the allowances and tolerances for free-forged cylinder forgings on hydraulic presses. This standard is applicable to cylinder forgings that have been completed through the final center rod drawing process and whose part size meets L>1.2D.

JB/T 9179.7-1999 history

• 2013 JB/T 9179.7-2013 Machining allowances and tolerances of open die forgings on hydraulic press.Part 7: Cylinder
• 1999 JB/T 9179.7-1999 Machining allowances and tolerances of open forgings on hydraulic press.Cylinder