JGJ/T 231-2021 Safety Technical Standard for Socket type Pan buckle Steel Pipe Scaffolding in Construction; Implemented on October 1, 2021.
(Download link in the comment section).
JGJ/T 231-2021 Safety Technical Standard for Socket type Pan buckle Steel Pipe Scaffolding in Construction; Implemented on October 1, 2021.
(Download link in the comment section).