Technical summary
In São João dos Patos, Maranhão, FBEI (external gear) serves local industry with 12 sizes (1/8" to 6"), pressure up to 22 kgf/cm² and field-validated materials. Cabreúva-SP at 1905 km, 96h to 7 days logistics lead time.


Based in Cabreúva-SP at 1905 km via BR-135 (via Belém-Brasília BR-153), FB Bombas delivers to São João dos Patos industrial pumps manufactured in-house since 1944 plus continuous technical support. For projects in São João dos Patos 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. São João dos Patos, Maranhão is territory where FB Bombas operates as a Brazilian industrial-pump manufacturer with 82 years of continuous operation. For the local industry industrial profile dominating the region, we offer the FBE, FBCN, FBOT and FBEI 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. The IBGE classification places São João dos Patos in the Leste Maranhense mesoregion — an area whose industrial profile directly influences demand for rotating equipment. FB Bombas application engineering serves São João dos Patos with custom technical sizing: system characteristic curve, available NPSH, in-service viscosity and mechanical-seal strategy (API Plan 11, 13, 52 or 53 by criticality). For São João dos Patos, FB Bombas offers retrofit of existing baseplates — the FBCN centrifugal follows ASME B73.1, whose dimension designation is common to the entire installed normalized fleet, whoever the original manufacturer was. São João dos Patos requires pumping of óleos industriais and água industrial, a fluid set for which FB Bombas already has product series with field-validated material selection.
Based in Cabreúva-SP at 1905 km via BR-135 (via Belém-Brasília BR-153), FB Bombas delivers to São João dos Patos industrial pumps manufactured in-house since 1944 plus continuous technical support. For projects in São João dos Patos 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. São João dos Patos, Maranhão is territory where FB Bombas operates as a Brazilian industrial-pump manufacturer with 82 years of continuous operation. For the local industry industrial profile dominating the region, we offer the FBE, FBCN, FBOT and FBEI 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. The IBGE classification places São João dos Patos in the Leste Maranhense mesoregion — an area whose industrial profile directly influences demand for rotating equipment. FB Bombas application engineering serves São João dos Patos with custom technical sizing: system characteristic curve, available NPSH, in-service viscosity and mechanical-seal strategy (API Plan 11, 13, 52 or 53 by criticality). For São João dos Patos, FB Bombas offers retrofit of existing baseplates — the FBCN centrifugal follows ASME B73.1, whose dimension designation is common to the entire installed normalized fleet, whoever the original manufacturer was. São João dos Patos requires pumping of óleos industriais and água industrial, a fluid set for which FB Bombas already has product series with field-validated material selection.

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Direct answer for industrial projects — recommended series, standards compliance and logistics.
In São João dos Patos, Maranhão, FBEI (external gear) serves local industry with 12 sizes (1/8" to 6"), pressure up to 22 kgf/cm² and field-validated materials. Cabreúva-SP at 1905 km, 96h to 7 days logistics lead time.
Based in Cabreúva-SP at 1905 km via BR-135 (via Belém-Brasília BR-153), FB Bombas delivers to São João dos Patos industrial pumps manufactured in-house since 1944 plus continuous technical support. For projects in São João dos Patos 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. São João dos Patos, Maranhão is territory where FB Bombas operates as a Brazilian industrial-pump manufacturer with 82 years of continuous operation. For the local industry industrial profile dominating the region, we offer the FBE, FBCN, FBOT and FBEI 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. The IBGE classification places São João dos Patos in the Leste Maranhense mesoregion — an area whose industrial profile directly influences demand for rotating equipment. FB Bombas application engineering serves São João dos Patos with custom technical sizing: system characteristic curve, available NPSH, in-service viscosity and mechanical-seal strategy (API Plan 11, 13, 52 or 53 by criticality). For São João dos Patos, FB Bombas offers retrofit of existing baseplates — the FBCN centrifugal follows ASME B73.1, whose dimension designation is common to the entire installed normalized fleet, whoever the original manufacturer was. São João dos Patos requires pumping of óleos industriais and água industrial, a fluid set for which FB Bombas already has product series with field-validated material selection.
The pump-and-motor set shipped to São João dos Patos undergoes bench hydraulic testing and G2.5 dynamic balancing (ISO 21940), with a traceable report. For óleos industriais and água industrial in São João dos Patos, the baseline is austenitic stainless steels (AISI 304/316) with attention to thermal expansion — FB engineering tunes from immersion tests, field history and iron/stainless/duplex compatibility within the local fluid classes. Technical fit in São João dos Patos points to FBEI and FBCN as the series suitable for typical local operations — a baseline recommendation; the final specification depends on the specific process parameters. Gear pump selection for São João dos Patos starts with viscosity at the real pumping temperature — not the 40 °C catalog figure — the typical case of óleos e água industrial. With that data, engineering defines speed (flow is proportional), bushing materials and the thermal arrangement: jacketed body for cold starts and a seal compatible with the hot fluid.
Fluid-roster complexity in São João dos Patos is low — lean fluid roster — technical operation focused on few main vectors. A GDP of R$ 444 million (IBGE, 2023) with a services profile (43.9% of value added in 2021) places São João dos Patos's local demand in the utilities field: building pressurization, light process water and fire-fighting systems. The demand profile in São João dos Patos reflects medium density — regular and predictable opportunity pipeline. Typical fluids handled in São João dos Patos (óleos industriais and água industrial) require careful selection of seal and coating materials — a central variable in pump sizing. Typical use cases identified for São João dos Patos: series FBEI for transferência geral and series FBCN for utilidades.
Typical transit time to São João dos Patos: 72h to 7 days, depending on modal and dry season — the window used in FB Bombas' standard commercial commitment. The main logistics axis between Cabreúva-SP and São João dos Patos is BR-135 (via Belém-Brasília BR-153), totaling 1905 km — a route that sets the default delivery time for finished equipment. The factory-to-São João dos Patos dispatch includes technical packaging (impact protection, moisture sealing), multilingual documentation (PT/EN/ES when required) and approved-carrier tracking.
FB engineers serve São João dos Patos for the FBE series with a sized proposal — duty point, fluid, field conditions and supply lead time.
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 São João dos Patos 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 São João dos Patos 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 São João dos Patos
Brazilian sectors for which FB Bombas sizes equipment — complete technical guides per application.
Regional service from São João dos Patos — same series, same factory in Cabreúva/SP.
There is no single configuration — engineering selects the mechanical seal based on the fluid, temperature and operating pressure. The range includes single seals, double seals in tandem or back-to-back arrangement, cartridge seals and packing glands in specific applications. When the fluid is hazardous, the recommendation is a double seal with barrier.
Yes — with a structural advantage: since the FBE, FBEI, FBCN and FBOT series are manufactured entirely in Brazil, parts ship from the factory itself in Cabreúva/SP, with short lead times for planned shutdowns and priority handling for emergencies. The direct effect is a lower total cost of ownership.
Send flow, differential pressure, working temperature and fluid viscosity: with these four data points FB engineering calculates the right model, also validating available NPSH, operating regime and material compatibility. The service is free of charge for customers in São João dos Patos.
Yes. FB Bombas offers retrofit of existing installations, including seal upgrades, replacement of worn components, adaptation for new fluids and hydraulic performance improvement. The assessment is based on a technical report of the current installation.
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 São João dos Patos 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 serves São João dos Patos and the entire surrounding region with supply, technical support and replacement parts directly from the factory in Cabreúva/SP. Support includes sizing at no cost and, for critical projects, on-site technical visits.
To receive a technical quote for industrial pumps in São João dos Patos, send via website form, WhatsApp +55 11 97287-4837 or email comercial@fbbombas.com.br the application data: fluid (name + viscosity at operating temperature), target flow (m³/h), discharge head (m), available NPSH, operating temperature and regime (continuous or intermittent). Application engineering responds with a preliminary technical proposal, characteristic curve, suggested materials and delivery lead time.
Shipment is by road via BR-135 (via Belém-Brasília BR-153), with industrial packaging suited to the journey and tracking until delivery. Sizing, proposal and technical support run in parallel through remote channels — distance does not change the engineering scope, only the logistics planning, reflected in the proposal schedule.
They can. FB Bombas' accreditation in FINAME (the BNDES Special Industrial Financing Agency), as a Brazilian manufacturer, makes equipment destined for São João dos Patos eligible for the BNDES Finame lines — Industrial Working Capital, Modernization and Capital Goods —, which offer preferential conditions for national industry. The product's FINAME code is provided by the commercial team on the technical proposal, ready to compose the customer's financial plan.
It is compatible when the dimension designation is the same. ASME B73.1 (North American dimensional standard for end-suction process pumps), adopted in the FBCN series, defines an envelope common to the whole normalized fleet operating in São João dos Patos plants, whoever manufactured the installed unit. In a typical retrofit, baseplate, suction/discharge piping and foundations are preserved, and FB Bombas supplies the complete new pump — not loose parts for third-party equipment. The dimensional and hydraulic gap analysis is executed by application engineering before supplying.
Fill out the form and our technical team will contact you to size the ideal pump — gear (FBE/FBEI) or centrifugal (FBCN/FBOT).