NF A51-437:1977
COPPER AND COPPER ALLOY SEMI-PRODUCTS. COLD FORMED LEAD BRASS HOLLON BARS. TOLERANCES AND DIMENSIONS.

Standard No.

NF A51-437:1977

Release Date

1977

Published By

Association Francaise de Normalisation

Status

Be replaced 1998-06

Replace By

NF A51-306:1998

Latest

NF A51-306*NF EN 12168:2016

NF A51-437:1977 history

• 2016 NF A51-306*NF EN 12168:2016 Copper and copper alloys - Hollow rod for free machining purposes
• 2011 NF A51-306:2011 Copper and copper alloys - Hollow rod for free machining purposes.
• 1998 NF A51-306:1998 Copper and copper alloys - Hollow rod for free machining purposes.
• 1977 NF A51-437:1977 COPPER AND COPPER ALLOY SEMI-PRODUCTS. COLD FORMED LEAD BRASS HOLLON BARS. TOLERANCES AND DIMENSIONS.