API Plan 51, 52, 53A

AES-28TM API Vessel

The design of the AES-28 is based on a 316 stainless steel, 28 litre / 7.39 gal (US) vessel, which comprises a weld pad level gauge and integral cooling coil as standard. The vessels have a design rating of 45 bar @ 38°C / 652.7 psi @ 100°F. The AES-28 range has a choice of three vessel options, including a screwed connection vessel, a socket welded vessel and a butt welded vessel.

All three vessel options are fully compliant with API 682 and can be used on API plans, 51, 52 and 53A. A variety of component options are available to adapt the vessel to specific pump applications. These options include electrical equipment which is supplied as intrinsically safe or explosion proof.


  • Designed and manufactured in accordance with ASME V III Div 1 and PED 97/23/EC           
  • 316 SS vessel and weld pad construction           
  • 28 litre / 7.309 gal (US) vessel provides large barrier fluid capacity for seal cooling