Authorised Distributor SEAH CSS CORPORATION / SEAH BESTEEL CORPORATION Home SEAH CSS CORPORATION / SEAH BESTEEL CORPORATION Authorised Sales Agent & Distributor in Oil & Gas / Marine Nigeria Let’s Build Your Next Project Together Talk to Marowin Engineering today for dependable engineering, fabrication, maintenance, and oilfield solutions tailored to your operational needs. contact us Products Power Generation Heat-Resistant Steel Pipes Oil Refining Petrochemical Plants Ship Engines SEAH Besteel – Special Steel Products, Carbon, Alloy, Tool, and Bearing Steel, Forged Items, and Nuclear Power Components.SEAH CSS – Special Alloys (Wire Rods, Bars, Pipes) and Stainless Steel, for Heat Exchangers, Boiler Tubes, and Semiconductor Equipment.