NB/T 10309-2019
Anti-corrosion metal tubular electric heating element (English Version)

Standard No.

NB/T 10309-2019

Language

Chinese, Available in English version

Release Date

2019

Published By

国家能源局

Latest

NB/T 10309-2019

NB/T 10309-2019 history

• 2019 NB/T 10309-2019 Anti-corrosion metal tubular electric heating element