Closures comply with several pressure standards and with shock, vibration and cycle standards, under which MIL 901D, MIL 167, VG85170, Lloyds and ABS/NVR.
Mafo Closures have the lowest RCS signature.
Closures are made out of steel, stainless steel, and aluminium.
Closures can be designed in A 60 fire resistant construction, at which a high degree of sealing is still present after fire and the Closure can still be operated.