JGJ/T 231-2021 Safety Technical Standard for Socket type Pan buckle Steel Pipe Scaffolding in Construction

JGJ/T 231-2021 Safety Technical Standard for Socket type Pan buckle Steel Pipe Scaffolding in Construction; Implemented on October 1, 2021.

formwork prop

(Download link in the comment section).

Leave a Reply

Your email address will not be published. Required fields are marked *