JJG 057-2017
Asphalt softening point tester (English Version)

Standard No.

JJG 057-2017

Language

Chinese, Available in English version

Published By

National Metrological Verification Regulations of the People's Republic of China

Latest

JJG 057-2017

JJG 057-2017 history

• 1970 JJG 057-2017 Asphalt softening point tester