GB/T 3478.8-2008 Active National standards

GB/T 3478.8-2008 Straight cylindrical involute splines—Metric module,side fit—Part 8: 45°pressure angle M and W values

GB/T 3478.8-2008 Straight cylindrical involute splines—Metric module,side fit—Part 8: 45°pressure angle M and W values

Publish Date: 2008-09-22 Implement Date: 2009-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 3478.8-2008

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Chain drive, belt drive, and key connection

ICS Name: Keys and key grooves, spline shafts

Publish Date: 2008-09-22

Implement Date: 2009-05-01

Pages: 80 pages

Scope

This part of GB/T 3478 specifies the calculation formulas for the M value (bar spacing MRi, bar span MRe) and W value (average length of the common normal line of the external spline) of cylindrical straight-tooth involute splines with a pressure angle of 45°, as well as the limit dimension tables.
This part is applicable to involute splines with a pressure angle of 45° designed and manufactured in accordance with GB/T 3478.1.

Development Information

Word Count: 152 Thousand words Pages: 80 pages

Same series standard

GB/T 3478.1-2008 Straight cylindrical involute splines—Metric module,side fit—Part 1:Generalities GB/T 3478.2-2008 Straight cylindrical involute splines—Metric module,side fit—Part 2:30°pressure angle dimensions tables GB/T 3478.3-2008 Straight cylindrical involute splines—Metric module,side fit—Part 3:37.5°pressure angle dimensions tables GB/T 3478.4-2008 Straight cylindrical involute splines—Metric module,side fit—Part 4:45°pressure angle dimensions tables GB/T 3478.5-2008 Straight cylindrical involute splines—Metric module,side fit—Part 5:Inspection GB/T 3478.6-2008 Straight cylindrical involute splines—Metric module,side fit—Part 6:30° pressure angle M and W values GB/T 3478.7-2008 Straight cylindrical involute splines—Metric module,side fit—Part 7:37.5°pressure angle M and W values GB/T 3478.9-2008 Straight cylindrical involute splines—Metric module,side fit—Part 9:Measuring pin

Replace the following standards

GB/T 3478.8-1995 Straight cylindrical involute splines 45° pressure angle—M and W values

Referenced Standards

GB/T 321-1980 Preferred numbers and preferred number series GB/T 321-2005 Preferred numbers—Series of preferred numbers GB/T 3478.1-1995 Straight cylindrical involute splines—Modules, basic rack profiles and tolerances GB/T 3478.1-2008 Straight cylindrical involute splines—Metric module,side fit—Part 1:Generalities

Related Standards

GB/T 10081-1988 Replaced

GB/T 10081-1988 Straight-sided internal spline—Length series

Publish Date: 1988-12-10

GB/T 3478.3-1995 Replaced

GB/T 3478.3-1995 Straight cylindrical involute splines—37.5°pressure angle dimensions tables

Publish Date: 1995-07-12

GB/T 3478.4-1995 Replaced

GB/T 3478.4-1995 Straight cylindrical involute splines—45°pressure angle dimensions tables

Publish Date: 1995-07-12

GB/T 3478.5-1995 Replaced

GB/T 3478.5-1995 Straight cylindrical involute splines inspection methods

Publish Date: 1995-07-12

GB/T 3478.6-1995 Replaced

GB/T 3478.6-1995 Straight cylindrical involute splines 30° pressure angle—M and W values

Publish Date: 1995-07-12

GB/T 3478.7-1995 Replaced

GB/T 3478.7-1995 Straight cylindrical involute splines 37.5° pressure angle—M and W values

Publish Date: 1995-07-12