GB/T 38933-2020
Cold rolled steel sheet for automobile—Test method of phosphate conversion coatings

Standard No.

GB/T 38933-2020

Language

Chinese

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

Lastest

GB/T 38933-2020

GB/T 38933-2020 history

• 2020 GB/T 38933-2020 Cold rolled steel sheet for automobile—Test method of phosphate conversion coatings