JB/T 3073.4-1993
Precision forged moving blade of turbine - Specification (English Version)

Standard No.

JB/T 3073.4-1993

Language

Chinese, Available in English version

Release Date

1993

Published By

Professional Standard - Machinery

Status

Be replaced 2017-04

Replace By

JB/T 3073.4-2016

Latest

JB/T 3073.4-2016

Replace

JB 3073.4-1982

Scope

This standard specifies the technical requirements for raw materials and finished products of precision forged moving blades. This standard applies to precision forged moving blades for steam turbines and industrial steam turbines (introduced types, except precision forged moving blades for 600MW steam turbines).

JB/T 3073.4-1993 history

• 2016 JB/T 3073.4-2016 Steam turbine blade blank technical conditions Part 4: Precision forging moving blade blank
• 1993 JB/T 3073.4-1993 Precision forged moving blade of turbine - Specification
• 0000 JB 3073.4-1982