GB/T 31309-2020
Calculation of electron vacancy number in cast superalloys (English Version)

Standard No.

GB/T 31309-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 31309-2020

Replace

GB/T 31309-2014

Scope

This standard specifies the calculation principle, calculation steps, calculation methods and results application of the number of electron vacancies in cast high-temperature alloys. This standard is applicable to the calculation of the number of electron vacancies in cast high-temperature alloy master alloys and castings.

GB/T 31309-2020 history

• 2020 GB/T 31309-2020 Calculation of electron vacancy number in cast superalloys
• 2015 GB/T 31309-2014 Calculation of electoron vacancy number in nickel-base superalloys