JB/T 13925-2020
Detection method of polygonal pyramid shank with flange contact surface (English Version)

Standard No.

JB/T 13925-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

工业和信息化部

Latest

JB/T 13925-2020

JB/T 13925-2020 history

• 2020 JB/T 13925-2020 Detection method of polygonal pyramid shank with flange contact surface