JB/T 6689-1993
Tolerance and specifications for dovetail blade root and groove of gas turbine compressor (English Version)

Standard No.

JB/T 6689-1993

Language

Chinese, Available in English version

Release Date

1993

Published By

Professional Standard - Machinery

Latest

JB/T 6689-1993

Scope

This standard specifies the dimensional markings, tolerances and technical requirements for dovetail blade roots and blade root sculls of gas turbine compressor blades. This standard applies to gas turbine compressor blade dovetail blade roots and dovetail blade root grooves.

JB/T 6689-1993 history

• 1993 JB/T 6689-1993 Tolerance and specifications for dovetail blade root and groove of gas turbine compressor