Technical summary
FBCN centrifugal pumps (FB Bombas) in Riachão, Maranhão: sized for agronegócio, flow up to 2,200 m³/h, ASME B73.1 compliance. Cabreúva-SP at 1774 km, typical critical-parts lead time: 96h to 7 days.


Operations in agronegócio dominate the local production profile, defining the typical fluid catalogue and the FB series recommended for each application. Riachão, Maranhão is territory where FB Bombas operates as a Brazilian industrial-pump manufacturer with 82 years of continuous operation. For the agronegócio industrial profile dominating the region, we offer the FBCN series with CRCC Petrobras qualification, API 676 compliance and ASME B73.1 normalization (API 610 engineered-to-order projects) — basis for retrofit in plants with global manufacturers already installed. In Riachão, defensivos viscosos and água make up the fluid portfolio served by local plants — each with its own requirements on available NPSH, in-service viscosity and sealing strategy (Plan 11/13/52/53 by criticality). For projects in Riachão that demand formal technical qualification, FB Bombas series cover ASME B73.1 (FBCN), API 676 (FBE/FBEI), NFPA 20 and NBR 16704 (FBFS systems) — a combination that removes the need for additional suppliers across fire-fighting and process scope. For Riachão, where agronegócio is the dominant calling, FB Bombas recommends the FBCN series: FBCN centrifugal pumps for irrigation, water transfer and utility systems in agribusiness. Technical window: Robust for field, Low maintenance, High performance. Riachão sits 371 km from the mining cluster centered in Canaa Dos Carajas, a proximity that usually means shared suppliers and aligned maintenance standards. Cabreúva-SP → Riachão (1774 km via BR-135 (via Belém-Brasília BR-153)): origin of FB manufacturing since 1944, with vertical integration on a single site — CNC machining, assembly hydraulic bench and ISO 21940 G2.5 balancing — every unit ships with a traceable Data Book.
Operations in agronegócio dominate the local production profile, defining the typical fluid catalogue and the FB series recommended for each application. Riachão, Maranhão is territory where FB Bombas operates as a Brazilian industrial-pump manufacturer with 82 years of continuous operation. For the agronegócio industrial profile dominating the region, we offer the FBCN series with CRCC Petrobras qualification, API 676 compliance and ASME B73.1 normalization (API 610 engineered-to-order projects) — basis for retrofit in plants with global manufacturers already installed. In Riachão, defensivos viscosos and água make up the fluid portfolio served by local plants — each with its own requirements on available NPSH, in-service viscosity and sealing strategy (Plan 11/13/52/53 by criticality). For projects in Riachão that demand formal technical qualification, FB Bombas series cover ASME B73.1 (FBCN), API 676 (FBE/FBEI), NFPA 20 and NBR 16704 (FBFS systems) — a combination that removes the need for additional suppliers across fire-fighting and process scope. For Riachão, where agronegócio is the dominant calling, FB Bombas recommends the FBCN series: FBCN centrifugal pumps for irrigation, water transfer and utility systems in agribusiness. Technical window: Robust for field, Low maintenance, High performance. Riachão sits 371 km from the mining cluster centered in Canaa Dos Carajas, a proximity that usually means shared suppliers and aligned maintenance standards. Cabreúva-SP → Riachão (1774 km via BR-135 (via Belém-Brasília BR-153)): origin of FB manufacturing since 1944, with vertical integration on a single site — CNC machining, assembly hydraulic bench and ISO 21940 G2.5 balancing — every unit ships with a traceable Data Book.

Years
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Tested
Direct answer for industrial projects — recommended series, standards compliance and logistics.
FBCN centrifugal pumps (FB Bombas) in Riachão, Maranhão: sized for agronegócio, flow up to 2,200 m³/h, ASME B73.1 compliance. Cabreúva-SP at 1774 km, typical critical-parts lead time: 96h to 7 days.
Operations in agronegócio dominate the local production profile, defining the typical fluid catalogue and the FB series recommended for each application. Riachão, Maranhão is territory where FB Bombas operates as a Brazilian industrial-pump manufacturer with 82 years of continuous operation. For the agronegócio industrial profile dominating the region, we offer the FBCN series with CRCC Petrobras qualification, API 676 compliance and ASME B73.1 normalization (API 610 engineered-to-order projects) — basis for retrofit in plants with global manufacturers already installed. In Riachão, defensivos viscosos and água make up the fluid portfolio served by local plants — each with its own requirements on available NPSH, in-service viscosity and sealing strategy (Plan 11/13/52/53 by criticality). For projects in Riachão that demand formal technical qualification, FB Bombas series cover ASME B73.1 (FBCN), API 676 (FBE/FBEI), NFPA 20 and NBR 16704 (FBFS systems) — a combination that removes the need for additional suppliers across fire-fighting and process scope. For Riachão, where agronegócio is the dominant calling, FB Bombas recommends the FBCN series: FBCN centrifugal pumps for irrigation, water transfer and utility systems in agribusiness. Technical window: Robust for field, Low maintenance, High performance. Riachão sits 371 km from the mining cluster centered in Canaa Dos Carajas, a proximity that usually means shared suppliers and aligned maintenance standards. Cabreúva-SP → Riachão (1774 km via BR-135 (via Belém-Brasília BR-153)): origin of FB manufacturing since 1944, with vertical integration on a single site — CNC machining, assembly hydraulic bench and ISO 21940 G2.5 balancing — every unit ships with a traceable Data Book.
FBCN sizing for the Riachão circuit checks three points on the curve: the operating point (near BEP), available NPSH with margin over required — critical with hot fluid or suction lift — and end-of-curve power, which protects the motor against overload in off-design operation. Material selection for defensivos viscosos and água in Riachão considers austenitic stainless steels (AISI 304/316) with attention to thermal expansion — a specification FB Bombas details on a matweb sheet after fluid chemical analysis. FBEI and FBCN: this is the set of FB series with initial technical fit for Riachão, respecting fluid characteristics and the regional operating regime. Technical-and-commercial support for Riachão is covered from Cabreúva-SP, with typical lead time for critical parts of 96h to 7 days via dedicated carrier.
Riachão shows a medium density — regular and predictable opportunity pipeline pattern, a structural factor that modulates predictability of recurring revenue and the viable contract type (spot, annual, multi-year). mineracao cluster near Riachão imposes a 24/7 operation with annual scheduled outages — concentrated PM windows and continuous demand for critical parts pace — syncing equipment purchases, PM contracting and regional technical-team mobilization. The economic profile of Riachão is agro (64.1% of value added, IBGE 2021; 2023 GDP of R$ 688 million): typical local demand runs from process water to viscous processing fluids, a spectrum covered by FBCN and FBE. In Riachão, agronegócio accounts for a large share of the pumping load — combining utility lines (water, steam, compressed air) with dedicated process circuits. In Riachão, near a mineracao cluster, applications such as process-water booster, slurry pumping, pit dewatering and tailings dam services make up the operational agenda — each backed by technical references in the FBE/FBCN/FBOT catalogues. In Riachão, defensivos viscosos and água form the typical fluid set — guiding both series selection (gear, centrifugal, thermal oil) and constructive detail (closed/open/semi-open impeller).
The main logistics axis between Cabreúva-SP and Riachão is BR-135 (via Belém-Brasília BR-153), totaling 1774 km — a route that sets the default delivery time for finished equipment. Beyond the main route, Riachão is accessible via BR-135, BR-222 and BR-316 — options that provide redundancy in case of blockages or restricted operating windows. Technical-service coverage for Riachão involves technical visits planned as a mission — concentrated agenda to cover multiple plants in a single trip.
Technical inquiry for the FBCN series in Riachão: real-curve sizing, material recommendation and sealing configuration. Direct service from the FB team.
Talk to engineeringFor over 82 years, we have manufactured industrial pumps in Cabreúva-SP. From north to south, we serve the country's main industrial hubs with gear (FBE/FBEI) and centrifugal (FBCN/FBOT) pumps — engineered, machined and assembled in our own manufacturing facility.
Our engineering team sizes each pump for the customer's actual application, with bench testing before shipping. This technical rigor — combined with direct support from our team — is what has sustained the trust of groups like Petrobras, Vale and CSN for generations.

What changes when the pump comes straight from the manufacturer: engineering, stock and logistics under one roof in Cabreúva-SP.
Technical support across all 27 Brazilian states, from inland regions to major industrial capitals.
Nationwide deliveries through partner carrier network with optimized lead times.
Technical team available for sizing, project work and after-sales support across any region.
Original spare parts for the FBE, FBEI, FBCN and FBOT series stocked at our own factory, ready to ship.
Own factory in Cabreúva/SP with full production capability, serving Riachão and all of Brazil

Engineering, CNC machining and assembly — all integrated in our Cabreúva/SP factory.

We size and build complete systems, ready for installation at your industrial plant.

We keep original parts in stock for all series, ensuring continuity of your operation.

Production line with centrifugal and gear pumps assembled and tested in our manufacturing plant.
FB Bombas serves Riachão and the entire Maranhão region with gear pumps (internal & external) and centrifugal pumps for your industrial application. Request a quote and receive a personalized proposal.
Request QuoteFour catalog series, fire-fighting systems and engineered-to-order — in-house manufacturing and hydrostatic testing on 100% of pumps
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Our manufacturing plant in Cabreúva-SP integrates engineering, CNC machining and assembly under one roof. Every pump is validated through bench testing before reaching the customer — ensuring it ships ready for real application.
Present in the largest industrial projects in Brazil and Latin America









See specific solutions for Riachão
Brazilian sectors for which FB Bombas sizes equipment — complete technical guides per application.
Regional service from Riachão — same series, same factory in Cabreúva/SP.
They are. In energy consumption, nothing weighs more than sizing correctly: oversized or undersized pumps generate waste. FB Bombas engineering's job is to define the ideal operating point for the actual process conditions in Riachão, optimizing flow, pressure and power together.
Yes. Existing installations can undergo retrofit with FB Bombas — the scope covers seal upgrades, swapping worn components, adaptation for new fluids and hydraulic performance gains. A technical report on the current installation serves as the basis for the assessment.
FB Bombas' rotating set balancing follows ISO 21940 G2.5 — a grade equivalent to the API 610 requirement for heavy-duty service. It is the level demanded in critical Riachão projects: continuous regime, plants with online vibration monitoring or operations where unplanned downtime is expensive. Above 3,600 RPM or with rotating mass beyond 50 kg, balancing is done on two planes, with a piezoelectric sensor.
Yes. FB Bombas is a Brazilian industrial-pump manufacturer since 1944, with a factory in Cabreúva/SP and a technical team for projects in Riachão. The FBCN (centrifugal), FBE/FBEI (gear) and FBOT (thermal oil) series cover the same applications served by imported equipment — with advantages in lead time (no import), direct factory technical support, spare parts for FB pumps themselves and Portuguese-speaking application engineering. In a normalized centrifugal retrofit, ASME B73.1 requires that units of the same standard dimension designation, from any source of supply, be interchangeable as to mounting dimensions, suction and discharge nozzles, input shaft and foundation bolt holes.
Yes. On pumps installed in Riachão, FB Bombas application engineering applies ISO 10816 (velocity RMS in mm/s) to diagnose misalignment, imbalance, bearing defects and cavitation. The scope covers baseline captured at startup, spectral comparison throughout PM campaigns and recommendation of interventions — re-balancing, bearing replacement, laser alignment — before the machine reaches the standard's zone D.
Quotes can be requested via WhatsApp at +55 11 97287-4837, email comercial@fbbombas.com.br or through our website form. Provide the application (fluid, flow, pressure, temperature) and the technical team will respond with a proposal sized for your conditions in Riachão.
Yes. ASME B73.1 dimensional compliance — the North American standard for horizontal end-suction process centrifugal pumps — is a feature of the FBCN series and enables retrofit on existing baseplates in Riachão plants, regardless of which brand occupied the base, provided the designation coincides. Shaft, suction/discharge flanges, casing feet and impeller centerline obey the standard, so the new pump takes the position without touching piping or baseplate.
Yes. FB Bombas manufactures pumps for stationary fire protection systems in compliance with NFPA (National Fire Protection Association) and ABNT NBR 16704 standards, serving building and industrial projects that require these certifications.
There is. Full production in Cabreúva/SP guarantees factory replacement parts for all four series — planned shutdowns get short lead times and emergencies receive priority handling, which protects the total cost of ownership of the equipment installed in Riachão.
Yes. The entire metropolitan region and the microregions around Riachão receive from FB Bombas the same technical support and logistics structure. With this regional reach, industrial plants spread across several cities are served in a coordinated manner.
Fill out the form and our technical team will contact you to size the ideal pump — gear (FBE/FBEI) or centrifugal (FBCN/FBOT).