Individual quick opening ­ closures for pressure vessels

Each of our quick opening closures is custom-made and tailored to the customer's requirements. The calculation, selection of the materials, design and inspection are carried out in consultation with the customer and in accordance with their specifications and the relevant international regulations (PED 2014/68/EU, AD 2000, EN 13445, ASME).

af-closures bajonett

Bayonet

Dimensions: DN250 (10“) – DN2000 (80“)
Pressure range: up to 500 barg
Execution: for horizontal or vertical pressure vessels
Materials: carbon steel, stainless steel (on request)
Open and close by hand or with power assistance
Natural gas, hydrogen, liquids
af-closures segment

Segment

Dimensions: DN 250 (10”) – DN 1200 (48”) (horizontal)
and DN 1800 (72”) (vertical)
Pressure range: up to 500 barg
Version: For horizontal or vertical pressure vessels
Material: carbon steel, stainless steel, duplex
Open and close by hand or with power assistance
Natural gas, hydrogen, liquids
af-closures clamp ring

Clamp ring

Dimensions: Dimensions: DN 150 (6“) – DN 800 (32“)
Pressure range: up tp 250 barg
Version: For horizontal or vertical pressure vessels
Material: carbon steel, stainless steel, duplex
Open and close by hand or with power assistance
Natural gas, hydrogen, liquids