NF A87-021:1998
Welding. Studs and ceramic ferrules for arc stud welding.

Standard No.

NF A87-021:1998

Release Date

1998

Published By

Association Francaise de Normalisation

Status

Be replaced 2008-07

Replace By

NF A87-021:2008

Latest

NF A87-021:2018

NF A87-021:1998 history

• 0000 NF A87-021:2018
• 2008 NF A87-021:2008 Welding - Studs and ceramic ferrules for arc stud welding.
• 1998 NF A87-021:1998 Welding. Studs and ceramic ferrules for arc stud welding.