Steel Rebars & TMT Bars Manufacturing Plant — Feasibility Study for Octinel Industries Limited, Port Harcourt, Nigeria

Steel Rebars & TMT Bars Manufacturing Plant — Feasibility Study for Octinel Industries Limited, Port Harcourt, Nigeria

How Octinel Industries Limited used NPCS research to validate a steel manufacturing venture aligned with Nigeria's infrastructure growth and import substitution agenda

Client: M/s. Octinel Industries Limited

Octinel Industries Limited came to NPCS with a straightforward investment objective: find a large-scale manufacturing opportunity that made sense for Nigeria, and make sure the numbers actually worked before committing capital. Steel rebars and TMT bars turned out to be the right answer — and for reasons that held up under scrutiny.

Nigeria's construction and infrastructure sector is in a sustained growth phase. Urbanisation is accelerating, government infrastructure programmes are expanding, and real estate development is active across major cities including Port Harcourt itself. The country imports a significant share of its steel reinforcement requirements, which means a locally established manufacturer carries an inherent cost and logistics advantage over imported product from the start. For Octinel Industries Limited, the import substitution angle wasn't just a talking point — it was a commercially meaningful edge that the market analysis confirmed in specific terms.

NPCS worked through the engagement in six structured phases. The first was opportunity identification — evaluating multiple manufacturing sectors against Octinel Industries Limited's investment profile before concluding that steel rebars and TMT bars offered the strongest combination of demand durability, regional market fit, and return potential. From there, the work moved into detailed market research covering West African construction steel demand, competitive dynamics, pricing benchmarks, and the quantified scale of the import substitution opportunity.

The technical assessment covered the full rolling mill production process. Steel billets are heated to 1,100–1,200 degrees Celsius in a continuous walking beam reheating furnace, then passed through roughing, intermediate, and finishing mill stands to progressively reduce cross-section and achieve final dimensional profiles. The critical step for TMT bars is the quenching box — rapid high-pressure water quenching of the outer surface while the core remains hot creates the tempered martensite layer that gives TMT bars their superior strength and ductility. After controlled cooling on a 60–80 metre walking beam cooling bed, bars are precision cut using hydraulic cold shears and bundled for dispatch.

Key equipment specified included walking beam reheating furnaces, two-high reversing roughing mills, continuous intermediate and finishing mill trains, TMT quenching boxes, automated cooling beds, and hydraulic cold shears. Each was assessed for capacity alignment, procurement availability, and operational suitability within Octinel Industries Limited's planned facility in Port Harcourt.

The financial model projected return on investment of 22–28% at full capacity, an IRR in the 18–24% range, and a payback period of 3.5 to 4.5 years — strong metrics for a capital-intensive greenfield plant. Break-even sits at 55–65% of installed capacity, which is realistic given the strength of local demand. Plant and machinery account for roughly 48% of total investment, with land and civil infrastructure at around 20% and working capital at 17%.

Octinel Industries Limited reviewed the completed DPR and approved the feasibility findings. The project has moved to implementation planning.

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