NF E29-331:2004
Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries.

Standard No.

NF E29-331:2004

Release Date

2004

Published By

Association Francaise de Normalisation

Latest

NF E29-331:2004

Replace

NF M87-400:1984 NF M87-402:1973

NF E29-331:2004 history

• 2004 NF E29-331:2004 Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries.
• 1984 NF M87-400:1984 Petroleum industry. Steel gate valves with-on flanges and joints. ISO PN 20 to ISO PN 420.
• 1973 NF M87-402:1973 Petroleum industry. Flanges and solid wedge steel gate-valves.