Leading Flanges Manufacturer & Supplier in Nigeria
Nigeria's industrial economy is anchored by petroleum production averaging 1.5–1.8 million barrels per day from onshore fields in the Niger Delta, shallow offshore platforms in the Gulf of Guinea, and deepwater assets operated by international majors under Production Sharing Contracts (PSCs) with NNPC. This production infrastructure represents hundreds of thousands of flanged piping connections across wellheads, flowlines, production manifolds, gas compression facilities, crude oil export terminals, and LNG production at Nigeria LNG's Bonny Island facility — the world's fourth-largest LNG plant producing 22 million tons per annum.
Beyond upstream production, Nigeria’s midstream and downstream sectors are expanding rapidly. The Trans-Niger Pipeline, Nembe Creek Trunk Line, and Trans-Escravos Pipeline transport crude from fields to export terminals. The Escravos Gas-to-Liquids (EGTL) plant, one of the world’s largest GTL facilities, and the Nigeria LNG expansion (Train 7) represent major ongoing capital projects requiring certified flanges and piping components. Infrastructure development under successive government programs includes gas pipelines, water treatment plants, power generation facilities, and the emerging petrochemical sector — all creating sustained demand for Werner Flanges products.
The operating environment in Nigeria presents specific technical challenges: the Niger Delta’s humid, salt-laden coastal atmosphere accelerates external corrosion, requiring appropriate coating systems and material selection; the presence of hydrogen sulfide (H2S) in many producing formations demands NACE MR0175-compliant materials; high operating temperatures in refinery process units require flanges certified for elevated-temperature service; and Nigeria’s frequent maintenance and turnaround cycles at aging infrastructure create ongoing demand for replacement flanges and fittings.
Werner Flanges addresses these challenges through appropriate material selection guidance, corrosion-resistant product options, NACE-compliant manufacturing, and comprehensive documentation ensuring our products are accepted by operators, inspection agencies, and regulatory bodies active in Nigeria's petroleum industry.
Specifications
| Specification | Details |
|---|---|
| Pressure Rating | Class 150 to Class 2500 |
| Flange Type | Plate Flange |
| Facing Type | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
| Size Range | ½” to 24” (DN 15 to DN 600) |
| Temperature Range | -29°C to +593°C (Depending on Material & Pressure Class) |
| Applications | Oil & Gas, Petrochemical, Power Generation, Water Treatment, Marine & Industrial Sectors |
| Manufacturing Process | Forged / Machined |
| Certification | EN 10204 3.1 / 3.2, IBR, NACE MR0175 / ISO 15156 (as applicable) |
Matel and Grade
| Type of Materials | Common Specifications / Customization Available on Request |
|---|---|
| Duplex Steel | ASTM/ASME A182 F51, F60, F61, UNS S31803, UNS S32205 |
| Super Duplex Steel | ASTM/ASME A182 F53, F55, UNS S32750, UNS S32760, F44 (6Mo) |
| Stainless Steel | ASTM/ASME A182 F304, F304L, F316, F316L, F310, F317L, F321, F347 |
| Carbon Steel | ASTM A105, A350 LF1, LF2, LF3, A266 Class 1/2, A694 F42 to F70, A765 Gr. II |
| Alloy Steel | ASTM/ASME A182 F1, F5, F9, F11, F12, F22 |
| Non-Ferrous Alloys | Titanium, Brass, Admiralty Brass, Copper Nickel, Nickel Alloys, Hastelloy |
| Titanium | ASTM/ASME B381 Gr.1, Gr.2, Gr.5, Gr.7, Gr.12, Gr.16 |
| Copper Nickel | ASTM B151 UNS C70600 (Cu-Ni 90/10), C71500 (Cu-Ni 70/30) |
| Brass, Al-Brass | ASTM B152 UNS C26000, C27200, C28000; ASTM B111 for Al-Brass |
| Nickel Alloys | ASTM B160, B161, B564 – UNS N02200, N02201, N04400, N08800, N08825, N06600, N06601, N06625, Monel K500 |
| Alloy 20 | ASTM B462 UNS N08020 |
| Hastelloy | ASTM B564 UNS N10276 (Hastelloy C276), N06022 (Hastelloy C22) |
| Cladded Materials | ASTM B898, B265, B424 or custom explosion/clad bonding using dissimilar metals |
| Titanium-Steel, Nickel-Steel, Titanium-Copper, Stainless Steel-Carbon Steel, Bimetallic/Trimetallic Combinations |
Types of Flanges
| Weld Neck Flanges Supplier | Raised Face Weld Neck Flanges | Flat Face Weld Neck Flanges | RTJ Weld Neck Flanges | Long Weld Neck Flanges |
| High Pressure Weld Neck Flanges | Forged Weld Neck Flanges | Reducing Weld Neck Flanges | Industrial Weld Neck Flanges | Custom Weld Neck Flanges |
Industries and Applications We Supply
| Industry | Applications |
|---|---|
Upstream Oil & Gas — Niger Delta Operations |
The Niger Delta’s onshore and swamp fields — including Shell’s SPDC operations, Chevron’s Western Niger Delta assets, and indigenous operator blocks operated by Seplat, Aiteo, and Renaissance Africa — utilize carbon steel flanges throughout flowline systems, wellhead manifolds, gas-oil separation plants (GOSPs), and crude oil export loading arms. The challenging operating environment, combining high temperatures, H2S exposure, and external corrosion risk from the tropical humid atmosphere, demands carefully specified flanges meeting NACE MR0175 for sour service and appropriate external protection. |
Power Generation |
Nigeria’s electricity sector, characterized by gas-fired thermal plants (including Egbin, Geregu, Omotosho, Olorunsogo, and others under the privatized NIPP generation companies), utilizes carbon steel and alloy steel flanges throughout steam generation, gas turbine fuel systems, cooling water circuits, and auxiliary piping. The country’s significant power infrastructure deficit and ongoing rehabilitation programs create sustained demand for replacement flanges supporting maintenance operations. |
Deepwater & Offshore |
Nigeria’s deepwater fields — including Shell’s Bonga, TotalEnergies’ Egina and Akpo, and Chevron’s Agbami — represent sophisticated subsea and floating production systems where alloy steel, duplex stainless, and nickel alloy flanges are specified for their combination of strength, corrosion resistance, and reliability under demanding deepwater conditions. Topside piping on FPSOs (Floating Production, Storage and Offloading vessels) utilizes extensive flanged piping systems requiring certified components with full documentation packages accepted by classification societies (DNV, Lloyd’s Register, Bureau Veritas). |
Water & Industrial Utilities |
Nigeria’s expanding municipal water treatment infrastructure — serving Lagos (20+ million population), Abuja, Kano, and other major cities — utilizes Class 150# carbon steel flanges in raw water intake systems, treatment plant piping, and distribution network pump stations. Cement production, food processing, textile manufacturing, and other industrial sectors across the country similarly incorporate flanged piping systems requiring reliable suppliers. |
Frequently Asked Questions (FAQs)
- Q1: Can you supply flanges meeting NUPRC/DPR requirements for Nigerian oil and gas projects?
- Yes. Our flanges are manufactured to ASTM, ASME, and API standards recognized by NUPRC and accepted by all major operators in Nigeria including NNPC, Shell, TotalEnergies, Chevron, and Eni. We provide complete material traceability and third-party inspection by internationally recognized agencies.
- Q2: Do you have experience shipping to Onne Free Zone for oilfield projects?
- Yes. Werner Flanges works with freight forwarders experienced in Onne Port and Onne Oil and Gas Free Zone import procedures, including the specific documentation and customs requirements for petroleum industry cargo.
- Q3: Can you supply flanges for the Dangote Refinery or other major Nigerian projects?
- Absolutely. We supply the full range of flanges required across refinery units — carbon steel for moderate-temperature service, alloy steel for high-temperature and hydrogen service, and stainless steel for corrosive process streams. We can work from project material requisitions and provide full documentation packages meeting EPC contractor requirements.
- Q4: Can you provide NACE MR0175 certified flanges for Niger Delta sour gas service?
- Yes. We manufacture ASTM A105 carbon steel flanges from low-sulfur heats with controlled hardness (≤200 HB) and appropriate heat treatment, fully compliant with NACE MR0175/ISO 15156 for H₂S-bearing service conditions common in Niger Delta oil and gas fields.
