Five Cross-Checks
Author: Dr Andrzej M Kotas | ORCID: 0009-0009-5497-5384
The framework is applicable to any long or flat steel product in any market. It does not replace a full aggregate demand assessment — it presupposes that one has already been conducted. Rather, it provides a structured independent second opinion on whether the volume assumptions derived from that demand assessment are internally consistent and commercially plausible. It is particularly valuable when reviewing studies prepared by project promoters, where optimism bias in sales forecasting is well-documented. For detailed case studies of how market misjudgement has contributed to major steel investment failures, see the Steel Industry Investment Disasters podcast episode.
Prerequisite: A Rigorous Independent Market Study
Before any of the five checks below can be applied, a thorough independent market study is an absolute requirement. In our experience, this is the single most important analytical step in any steel investment — and the one that experienced investors, lenders, and development finance institutions rightly scrutinise most intensely. No amount of financial modelling sophistication can compensate for a weak or optimistic market foundation.
The market study must establish three things with rigour:
- The level of demand — current apparent domestic consumption, its historical trend, and a well-founded projection of future demand growth. This requires a bottom-up Aggregate Steel Demand assessment, not a top-down extrapolation.
- The structure of demand — which end-use sectors drive consumption, how concentrated or fragmented the buyer base is, what product specifications are required, and how price-sensitive demand is to domestic versus import supply.
- The structure of the industry — how many domestic producers exist, what their capacities and cost positions are, what import penetration looks like and why, and what the competitive dynamics of the market are likely to be post-entry.
It is from these three foundations — the level of demand, the structure of demand, and industry structure — that NewCo's appropriate facility size and market positioning are defined. The five checks on this page are a validation layer applied on top of that foundation, not a substitute for it.
Each check addresses a different dimension of the market entry question. The five checks are not independent: an analyst who applies all five and then reconciles the outputs will arrive at a more defensible sales volume estimate than one who applies any single check in isolation. A worked example — product ABC in country XYZ — is provided throughout.
The Market Setting: Product ABC in Country XYZ
All five checks are illustrated using a common baseline scenario. The existing industry structure for product ABC in country XYZ is as follows:
| Parameter | Volume (kt) | Notes |
|---|---|---|
| Domestic production | 2,200 | Three existing producers |
| Imports | 400 | ~20% of apparent domestic consumption |
| Exports | 600 | ~27% of domestic production |
| Apparent Domestic Consumption (ADC) | 2,000 | Production + Imports - Exports |
A new fourth producer — NewCo — is under consideration. NewCo will produce product ABC in market XYZ and seeks to sell into both the domestic market and export markets.
Check 1 Proportional Market Share
The simplest starting point is to assume that, all other things being equal, market share among domestic producers tends towards proportionality — that is, each producer captures a share of the domestic market broadly in line with the number of competitors. This is a reasonable starting hypothesis in the absence of information about competitive differentiation.
Where imports account for a persistent share of demand, this should be factored in first. If imports are structurally embedded at, say, 20% of ADC, then domestic producers collectively supply approximately 80% of demand, and that 80% is divided among them.
The formula for a new entrant's baseline domestic market share is therefore:
Expected domestic share = (ADC × [1 - import share]) ÷ number of domestic producers (including NewCo)
This baseline may be adjusted upward or downward based on known competitive differentials:
- Logistical advantage: If NewCo is located closer to major demand centres than existing producers — for example, proximity to the capital city in a rebar market where construction activity is concentrated — a premium of several percentage points on domestic market share may be justified.
- Cost disadvantage: If existing producers enjoy vertical integration advantages that NewCo lacks — for example, ownership of scrap collection networks, or captive energy supply — NewCo's expected domestic share may be several percentage points below the proportional baseline.
ADC is 2,000 kt, of which approximately 400 kt (20%) is currently supplied by imports. The three existing domestic producers collectively supply around 1,600 kt, or 80% of domestic demand. With the addition of NewCo as a fourth domestic producer, and assuming no significant competitive differential, the domestic market splits broadly as follows:
Expected NewCo domestic share = 2,000 kt × 80% ÷ 4 producers = ~400 kt
However, this figure of 400 kt represents 100% displacement of current imports — a conclusion that should immediately prompt caution (see Check 3). A more considered initial estimate for NewCo domestic sales, absent logistical advantage or disadvantage, would be in the range of 300–400 kt, pending the import displacement cross-check.
Check 2 Export Orientation Ceiling
The proportion of output that a new producer can realistically direct to export markets is constrained by the existing export behaviour of domestic competitors. This is because export markets are not a residual outlet for production that cannot be sold domestically: they are served by established relationships, logistical infrastructure, and pricing competitiveness that existing producers have already built.
The working assumption is that a new producer should not be expected to export a higher proportion of its output than the existing domestic industry already achieves — and in most cases will export less, because the most accessible export destinations will already be served by competitors with established footholds.
The export orientation ceiling is therefore set by reference to the existing industry's export ratio:
Export orientation ceiling = Existing domestic exports ÷ Existing domestic production
NewCo's realistic export proportion would normally be expected to fall somewhat below this ceiling, unless NewCo has an identifiable competitive advantage in export markets — for example, lower production costs, a proprietary product specification, or proximity to a port with favourable freight rates.
Existing domestic producers export 600 kt out of 2,200 kt of production — an export ratio of approximately 27%. This establishes the ceiling. Since easy export markets are already being served by the three existing domestic producers, it is unlikely that NewCo would export more than around 20% of its output in the near term. A planning assumption of 15–20% for NewCo's export orientation is more appropriate.
If NewCo produces 500 kt (400 kt domestic, 100 kt exports), the implied export ratio is 20% — at the upper end of the range, and arguably optimistic unless a specific export market advantage can be identified. A more conservative assumption of 50 kt exports against 300 kt domestic sales (15% of a 350 kt output volume) would be consistent with this check.
Check 3 Import Displacement Ceiling
Where a domestic market is currently partially supplied by imports, a new domestic producer will inevitably compete with those imports. The question is: what proportion of current import volume can NewCo realistically displace?
The answer is never 100%. Import displacement is limited by several structural factors:
- Multi-sourcing preference: Some consumers, particularly large buyers, deliberately maintain relationships with multiple suppliers — including overseas suppliers — as a supply security measure. They will not fully switch to a new domestic producer, regardless of price.
- Established relationships: Long-standing buyer-supplier relationships carry inertia. Import buyers with years of established commercial relationships with overseas mills will not abandon them immediately for an unproven domestic alternative.
- Product specification gaps: In some product categories, imports may supply specialised grades or dimensions that the new domestic producer cannot initially manufacture.
Where NewCo has a genuine cost advantage over importers — most commonly arising from avoided freight costs — a significant proportion of imports can be displaced, but the ceiling is typically in the range of 60–70% of current import volume, not 100%.
Current imports are 400 kt. Check 1 suggested NewCo domestic sales of up to 400 kt — which would imply 100% import displacement. This is the diagnostic flag: the Check 1 figure is inconsistent with Check 3.
Applying a realistic import displacement ceiling of 60–75%, the maximum domestic sales volume attributable to import displacement is approximately 240–300 kt. This, combined with any shift in domestic supply balance among existing producers, supports a revised domestic sales estimate for NewCo of around 300 kt — not 400 kt.
Revised output and sales estimates, reconciling Checks 1, 2, and 3:
| Component | Volume (kt) | Basis |
|---|---|---|
| NewCo domestic sales | 300 | ~75% of current imports; consistent with Check 1 adjusted |
| NewCo export sales | 50 | ~15% of total output; below existing industry export ratio |
| NewCo total output | 350 | Domestic + export sales |
| Implied capacity (rounded — close to ~90% utilisation) | ~400 | Allows operational headroom at full ramp-up |
Check 4 Production Ramp-Up Profile
Even where Checks 1–3 converge on a plausible steady-state output volume, that volume will not be achieved immediately upon commissioning. All new steel plants require a ramp-up period, and realistic ramp-up timelines are frequently underestimated in feasibility studies.
Two factors drive the ramp-up duration:
- Technological complexity and training: The more technically demanding the product — in terms of metallurgical precision, dimensional tolerance, or surface quality — the longer it takes to achieve consistent production. Simple commodity products such as standard rebar require less time to master than alloy steels or precision-rolled flat products.
- Customer acceptance: Many end users — particularly in construction, automotive, and engineering applications — require a qualification or homologation process before accepting product from a new supplier. This may involve physical testing, third-party certification, or extended trial periods. For alloy and specialty steels, homologation timelines of 2–3 years per major customer are not uncommon, and aggregate ramp-up to full commercial volume may take 4–5 years.
In addition to ramp-up duration, there is a practical ceiling on maximum achievable utilisation. No steel plant operates at 100% of nominal capacity on a sustained basis. Scheduled maintenance outages, unplanned stoppages (equipment failures, cobbles in bar mills), and seasonal demand variation typically constrain achievable output to 90–95% of nominal capacity under normal operating conditions.
As a general reference framework:
| Period | Commodity products (e.g. rebar) | Alloy / specialty steels |
|---|---|---|
| Year 1 (post-commissioning) | =70% of capacity | =50% of capacity |
| Year 2 | ~80–85% | ~60–70% |
| Year 3+ | ~90–95% (ceiling) | ~80–90% |
| Long-run ceiling | 90–95% | 90–95% |
Checks 1–3 suggest a steady-state output of approximately 350 kt against a nominal capacity of ~400 kt — an implied utilisation rate of around 87.5% at full ramp-up, which is consistent with the long-run ceiling for a commodity product.
Applying the ramp-up framework for a commodity product:
| Year | Production (kt) | Domestic sales (kt) | Export sales (kt) | Notes |
|---|---|---|---|---|
| Year 1 | 250 | 220 | 30 | ~62% utilisation; market entry phase |
| Year 2 | 300 | 260 | 40 | ~75% utilisation; relationships established |
| Year 3+ | 350 | 300 | 50 | 87.5% utilisation; steady state |
| Nominal capacity | 400 | Sized to allow steady-state operation at 87.5% utilisation | ||
A capacity of 400 kt is therefore appropriate — it allows NewCo to reach steady-state output without operating at the operational ceiling, while providing headroom for demand growth without immediate further investment.
Check 5 Capacity Utilisation Benchmark Against Existing Producers
Once a steady-state output volume and nominal capacity have been established for NewCo, a final cross-check is to compare NewCo's implied capacity utilisation against the utilisation rate currently achieved by existing domestic producers. This check tests whether the assumptions embedded in Checks 1–4 are consistent with the competitive reality of the market.
The rationale is straightforward: if NewCo's assumed steady-state utilisation rate significantly exceeds the rate at which established, experienced producers currently operate, the assumption requires justification. Conversely, if NewCo's implied utilisation is broadly in line with — or below — the industry norm, the production volume assumption is more credible.
The benchmark utilisation rate for existing producers is calculated as:
Existing industry utilisation = Total domestic production ÷ Total domestic capacity
NewCo's implied utilisation, derived from the reconciled output of Checks 1–4, should be compared directly against this benchmark. A NewCo utilisation assumption that exceeds the existing industry rate is a flag requiring scrutiny: it implies that a new, less-experienced producer will outperform established competitors on a capacity loading basis, which is unlikely without a specific, identifiable explanation.
The three existing domestic producers have a combined installed capacity of 2,400 kt against current production of 2,200 kt, implying an industry capacity utilisation rate of:
Existing industry utilisation = 2,200 ÷ 2,400 = 91.7%
NewCo's reconciled steady-state output from Checks 1–4 is 350 kt against a nominal capacity of 400 kt, implying:
NewCo implied utilisation = 350 ÷ 400 = 87.5%
NewCo's assumed steady-state utilisation of 87.5% is below the existing industry norm of 91.7%. This is both plausible and appropriate: a new entrant would not be expected to achieve the same loading efficiency as established producers with mature customer relationships and an established market position. The Check 5 comparison therefore corroborates the production volume assumptions derived from Checks 1–4, rather than challenging them.
| Producer | Capacity (kt) | Production (kt) | Utilisation (%) |
|---|---|---|---|
| Existing producers (combined) | 2,400 | 2,200 | 91.7% |
| NewCo (steady state) | 400 | 350 | 87.5% |
| Industry total (post-entry) | 2,800 | 2,550 | 91.1% |
Note that the industry-wide utilisation rate post-entry (91.1%) remains broadly stable relative to the pre-entry benchmark, which is a further indicator that the scale of NewCo's capacity is consistent with the market's ability to absorb additional production without material disruption to existing producers' loading rates.
Synthesis: Reconciled Market Position for NewCo
Applying all five checks in sequence and reconciling the outputs, the commercially plausible market position for NewCo in product ABC / country XYZ is as follows:
| Parameter | Value | Derivation |
|---|---|---|
| Nominal capacity | ~400 kt | Sized for 87.5% steady-state utilisation (350/400) |
| Steady-state output (Year 3+) | ~350 kt | Checks 1–3 reconciled |
| Steady-state domestic sales | ~300 kt | 75% of current imports; proportional share adjusted |
| Steady-state export sales | ~50 kt | ~15% of output; below existing industry export ratio |
| Year 1 output | ~250 kt | Ramp-up; ~62% of capacity |
| Year 2 output | ~300 kt | Ramp-up; ~75% of capacity |
This position is substantially more conservative than a naïve proportional market share calculation would suggest (which, unadjusted, might imply 400 kt domestic sales and 100% import displacement). The difference is material for financial modelling: revenue and cash flow projections based on 350 kt rather than 500 kt will tell a very different story about project viability and debt service capacity.
Check 5 provides a final corroboration: NewCo's implied steady-state utilisation of 87.5% sits below the existing industry norm of 91.7%, confirming that the capacity sizing and output assumptions are mutually consistent and do not require NewCo to outperform established competitors on operational loading.
Where the reconciled output volume does not support a viable financial case at the capacity size under consideration, this is important information — it suggests either that the capacity is oversized for the market, or that the market demand assessment needs to be revisited before investment decisions are taken. For producers already operating who need to improve financial performance within existing market constraints, the Profit Improvement Programmes podcast episode covers practical approaches to margin improvement.
Relationship to Other SOTN Methodologies and Advisory Services
This framework sits within a broader suite of analytical tools used in steel industry feasibility and due diligence work. The five checks address market positioning only — they are one component of a full capacity planning exercise, not a substitute for it:
- The demand baseline — ADC, import share, existing production — is derived using the Aggregate Steel Demand methodology.
- Once a viable output volume is established, production economics can be assessed using the Steel Cost Benchmarking methodology.
- Competitive positioning of the new plant relative to existing producers draws on the Steel Plant SWOT Analysis methodology.
- Internal production efficiency and capacity utilisation analysis uses the Steel Plant Material Flow methodology.
- The full due diligence context for these checks is described in our Feasibility Study and Concept Study advisory services.
Even where all five checks converge on a plausible production volume, several further questions must be addressed before a capacity decision can be made. Two are particularly important:
Minimum efficiency scale. In the worked example, the three existing producers collectively produce 2,200 kt, implying an average output per producer of around 730 kt and an implied average capacity of approximately 800 kt. NewCo's proposed capacity of 400 kt is therefore roughly half the scale of existing competitors. This raises a critical question: is 400 kt above or below minimum efficiency scale for the product in question?
If it is below, NewCo will carry a structural fixed cost disadvantage — fixed costs per tonne will be higher than for larger competitors, compressing margins even at full utilisation. At the lower output volumes characteristic of the ramp-up phase (250–300 kt), this disadvantage will be more acute still. The minimum efficiency scale question cannot be answered from market data alone; it requires a bottom-up cost benchmarking analysis. Check out our rebar cost curve example.
Raw material availability. All domestically available raw materials — scrap, for example, in an EAF-based operation — may already be substantially committed to existing producers. If NewCo cannot secure adequate domestic raw material supply, it may be forced to rely on imports, incurring additional transport costs and supply chain risk. This could erode or eliminate any cost advantage NewCo might otherwise enjoy over importers, weakening the import displacement logic underpinning Check 3. Raw material supply security should be assessed independently and in parallel with the market positioning analysis.
These considerations do not invalidate the five checks — they add necessary context. A market positioning analysis that passes all five checks may still face viability challenges on cost or supply grounds.
Frequently Asked Questions
Complete displacement of all imports by a new domestic producer is commercially implausible for several structural reasons. Large buyers routinely maintain multiple supply relationships as a procurement risk management strategy — dependence on a single domestic supplier is itself a supply security concern. Established import relationships carry inertia: buyers who have worked with overseas mills for years will not immediately redirect all purchases to an unproven entrant, regardless of price signals.
Some import volumes may reflect specialist product grades or dimensions that the new producer cannot initially supply. A realistic import displacement ceiling is typically 60–75% of current import volume, with 100% displacement being an extreme upper bound that should not be used in base-case planning assumptions.
In most circumstances, no — not in the near term. Export markets represent established commercial relationships, logistical infrastructure, and pricing competitiveness that existing producers have developed over many years. The accessible export markets are already being served. A new producer entering those same markets faces the disadvantage of being unknown, unqualified, and without a track record.
The existing domestic producers' export ratio therefore represents a practical ceiling for a new entrant's export orientation in the first several years of operation. Exceptions exist where the new producer has a demonstrable cost or product advantage — for example, lower production costs arising from superior technology, proximity to a major port, or a product specification not currently offered by existing exporters. These advantages must be specifically identified and justified; they cannot be assumed.
Product complexity affects ramp-up through two channels: operational learning and customer qualification. On the operational side, simpler commodity products — standard rebar, wire rod, basic structural sections — require less time for production teams to achieve consistent quality, stable yields, and reliable throughput. A new rebar mill may approach 70% utilisation within twelve months of commissioning.
More complex products — alloy structural steels, cold-rolled flat products, precision-rolled bars for engineering applications — require greater metallurgical precision and more extensive quality system development, extending the operational ramp-up.
On the customer side, many industrial and engineering buyers require a formal homologation process: physical testing, dimensional verification, fatigue or mechanical property qualification, and often a supervised trial programme before accepting a new supplier. For automotive or aerospace-grade materials, this process may take two to three years per customer.
Where a new producer must qualify with multiple customers before achieving target volumes, the aggregate commercial ramp-up may extend to four or five years even if the plant is operationally capable of higher output earlier.
A realistic long-run capacity utilisation ceiling for a well-operated steel plant is 90–95% of nominal capacity. This ceiling reflects unavoidable losses from scheduled maintenance outages (typically two to four weeks per year for major planned maintenance), unplanned stoppages arising from equipment failures, and in bar mills, cobble events that require mill clear-up and restart time.
Operating at or above 95% on a sustained basis implies either that no scheduled maintenance is being undertaken — which is unsustainable — or that the nominal capacity figure understates actual throughput capability. For planning purposes, a steady-state utilisation assumption of 85–90% is prudent for a commodity product mill, allowing for both operational variation and some demand seasonality without requiring the plant to operate at its absolute ceiling.
When the five checks produce internally inconsistent results — most commonly when Check 1 (proportional market share) suggests a higher volume than Check 3 (import displacement ceiling) supports — the reconciliation principle is to use the more conservative figure as the binding constraint. The five checks are cross-validation tools, not independent forecasts to be averaged.
Where Check 1 implies domestic sales of 400 kt but Check 3 caps import displacement at 300 kt, the correct planning assumption is 300 kt, not 350 kt. The excess implied by Check 1 signals either that the import share assumption needs revisiting, that the market is growing faster than the baseline suggests, or that the proportional market share baseline itself is overstated.
Each of these possibilities should be explicitly addressed rather than resolved by averaging. The most reliable output from this methodology is not a single point estimate but a defensible range, with the lower bound set by the most constraining of the five checks.
Comparing NewCo's implied steady-state utilisation against the utilisation rate currently achieved by existing domestic producers provides a final internal consistency check. If a feasibility study's production assumptions imply that NewCo will operate at a higher capacity loading than established, experienced competitors, that is a strong signal that the volume assumptions are optimistic.
A new entrant, building market position from zero, would not normally be expected to outperform incumbents on capacity loading in the near to medium term. In the country XYZ example, existing producers run at 91.7% utilisation — itself a high rate indicating a well-supplied market.
NewCo's assumed steady-state utilisation of 87.5% is comfortably below this benchmark, providing corroboration that the capacity and output assumptions are mutually consistent. This check also usefully flags whether the addition of NewCo's capacity would significantly dilute industry-wide utilisation — a relevant consideration both for existing producers' competitive response and for the health of market pricing.