BOA-H PN40

Product benefits

• Reliable sealing: bonnet gasket fully confined to prevent creep.
• Improved energy efficiency of the system. Short, easy-toinsulate bonnet minimises heat losses.
• Additional stem seal for emergency operation and blowout protection by standard back seat as well as back-up gland packing made of pure graphite.
• Hard-faced valve seat made of wear-resistant and corrosion-proof materials for long service life and high functional reliability.
• Corrosion-resistant and easy to repair due to olivechromated nuts and bolts/screws.