JB/T 9179.3-2013
Machining allowances and tolerances of open die forgings on hydraulic press.Part 3: Stepped shaft (English Version)

Standard No.

JB/T 9179.3-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

Professional Standard - Machinery

Latest

JB/T 9179.3-2013

Replace

JB/T 9179.3-1999

Scope

This part of JB/T 9179 specifies the allowances and tolerances for free forged steel free forgings such as step shafts on hydraulic presses. This section applies to all types of stepped shaft steel free forgings with circular, square and rectangular cross-sections.

JB/T 9179.3-2013 Referenced Document

• JB/T 9179.1-2013 Machining allowances and tolerances of open die forgings on hydraulic press.Part 1: General requirements
• JB/T 9179.2-2013 Machining allowances and tolerances of open die forgings on hydraulic press.Part 2: Round shaft, square shaft and rectangular cross-section

JB/T 9179.3-2013 history

• 2013 JB/T 9179.3-2013 Machining allowances and tolerances of open die forgings on hydraulic press.Part 3: Stepped shaft
• 1999 JB/T 9179.3-1999 Machining allowances and tolerances of open forgings on hydraulic press.Stepped shaft