KS D 3550-1981
Core wire for covered electrodes

Standard No.

KS D 3550-1981

Release Date

1981

Published By

Korean Agency for Technology and Standards (KATS)

Status

Be replaced

Replace By

KS D 3550-1986

Latest

KS D 3550-2021

Replace

KS D 3550-1975

Scope

This standard specifies the core wire of coated welding electrodes mainly used for arc welding of mild steel.

KS D 3550-1981 history

• 2021 KS D 3550-2021 Core wire for covered electrodes
• 0000 KS D 3550-1981(2016)
• 1986 KS D 3550-1986 Core wire for covered electrodes
• 1981 KS D 3550-1981 Core wire for covered electrodes
• 0000 KS D 3550-1975