This part of GB/T 3478 specifies the series of modules, basic tooth profiles, tolerances and side-fit classification for straight cylindrical involute splines.
Basic Data
Standard ID
GB/T 3478.1-2008 (GB/T3478.1-2008)
Description (Translated English)
Straight cylindrical involute splines -- Metric module, side fit -- Part 1: Generalities
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
J18
Classification of International Standard
21.120.30
Word Count Estimation
72,73
Date of Issue
2008-09-22
Date of Implementation
2009-05-01
Older Standard (superseded by this standard)
GB/T 3478.1-1995
Quoted Standard
GB/T 1800.1; GB/T 3478.5
Adopted Standard
ISO 4156-1-2005, MOD
Regulation (derived from)
National Standard Approval Announcement 2008 No.16 (Total No.129)
Issuing agency(ies)
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary
This standard specifies the Straight cylindrical involute splines modulus series, basic tooth profile, tolerance and side fit classes and so on. This section applies to a standard pressure angle of 30 �� and 37. 5 �� (modulus from 0. 5mm ~ 10mm) and 45 �� (modulus from 0. 25mm ~ 2. 5mm) side fit straight cylindrical involute splines. Note: For ease of computer management. 37 �� 30 " indicates to 37. 5 ��.
