JB/ZQ 4074-2006
Inspection specification of cylindrical gears for heavy engineering (English Version)

Standard No.

JB/ZQ 4074-2006

Language

Chinese, Available in English version

Published By

Professional Standard - Machinery

Latest

JB/ZQ 4074-2006

Replace

JB/ZQ 4074-1997

Scope

This standard is applicable to: normal module m≥(0.5～70)mm [radial comprehensive deviation and radial runout: m≥(0.2～10)mm] graduation circle diameter d=(5～10000)mm circumferential line Speed of straight teeth ν≤20m/s Helical teeth ν≤40m/s Lubrication method: oil pool splash or oil spray (oil mist) Temperature difference between gear and box Δt≤25℃

JB/ZQ 4074-2006 history

• 1970 JB/ZQ 4074-2006 Inspection specification of cylindrical gears for heavy engineering
• 0000 JB/ZQ 4074-1997