GB/Z 18620.4-2002
Cylindrical gears--Code of inspection practice--Part 4: Recommendations relative to surface texture and tooth contact pattern checking (English Version)

Standard No.

GB/Z 18620.4-2002

Language

Chinese, Available in English version

Release Date

2002

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2008-09

Replace By

GB/Z 18620.4-2008

Latest

GB/Z 18620.4-2008

Scope

This part of GB/Z 18620 provides recommended documents on the surface roughness of the gear tooth surface and the detection method of the tooth contact spot. The values provided in this guidance technical document should not be used as strict accuracy criteria, but as a guideline for mutual agreement on steel or iron gears.

GB/Z 18620.4-2002 history

• 2008 GB/Z 18620.4-2008 Cylindrical gears.Code of inspection practice.Part 4:Recommendations relative to surface texture and tooth contact pattern checking
• 2002 GB/Z 18620.4-2002 Cylindrical gears--Code of inspection practice--Part 4: Recommendations relative to surface texture and tooth contact pattern checking