ASME B16.5 Flanges Supplier in Tanzania, Class 150 Flanges in Dodoma, ranging in size from 1/2” NB to 60” NB, pressure classes 150# to 2500#
Omaa Metal Sources is a trusted industrial flange supplier in Tanzania, delivering precision-forged and machined flanges to key regions including Dar es Salaam, Dodoma, Arusha, Mwanza, Mbeya, and Tanga. Our flanges are engineered to meet international benchmarks such as ASME B16.5, ASME B16.47 Series A/B, EN 1092-1, DIN 2633, and JIS B2220, making them ideal for critical applications across oil & gas pipelines, desalination units, marine engineering, and infrastructure projects in Tanzania.
We supply forged steel flanges ranging in size from 1/2” NB to 60” NB, pressure classes from 150# to 2500#, and special high-pressure API 6A flanges up to 15000 PSI. Our materials include Carbon Steel (A105, A350 LF2), Stainless Steel (304/316/321/347), Duplex & Super Duplex (F51, F53, F55), Nickel Alloys, and Copper-Nickel (Cu-Ni 70/30, 90/10), suited for Tanzania’s coastal environments and industrial zones.
All flanges are manufactured at ISO 9001:2015 and PED approved facilities and come with complete documentation including EN 10204 3.1 / 3.2 Material Test Certificates, NACE MR0175 compliance, and third-party inspection reports. We cater to the needs of EPC contractors, marine infrastructure developers, and government tenders in Tanzania with short lead times and precise technical conformity. Get a Quote.
Types of Flanges We Manufacture and Supply in Tanzania
Industrial Flange Specifications in Tanzania
| Specification | Details |
|---|---|
| Size Range | 1/2” (15 NB) to 60” (1500 NB) & Custom Sizes |
| Class / Pressure Rating |
ANSI/ASME: 150#, 300#, 600#, 900#, 1500#, 2500# API: 2000#, 3000#, 5000#, 10000#, 15000# DIN: PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160, PN250 |
| Standards / Dimensions |
ASME B16.5 (Up to 24”) ASME B16.47 (Series A & B) (Above 24”) MSS SP-44 API 6A EN 1092-1 BS 4504 JIS B2220 DIN 2527, DIN 2631-2635 AWWA C207 |
| Connection Type | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
| Material Standards |
ASTM A105 / A105N (Carbon Steel) ASTM A350 LF2 (Low-Temperature Carbon Steel) ASTM A182 F304 / F304L / F316 / F316L (Stainless Steel) ASTM A694 F42, F52, F60, F65, F70 (High Yield Carbon Steel) ASTM A182 UNS S31803 / S32205 / UNS S32750 / UNS S32760 (Duplex & Super Duplex Steel) ASTM B564 UNS N06625, N08825 (Inconel & Incoloy) ASTM B381 (Titanium Gr.2, Gr.5) |
| Materials & Grades |
Carbon Steel: A105, A350 LF2, A694 F52-F70 Stainless Steel: 304, 304L, 316, 316L, 321, 347, 904L Duplex & Super Duplex Steel: F51, F53, F55 Alloy Steel: A182 F1, F5, F9, F11, F22, F91 Nickel Alloys: Inconel 600/625, Monel 400/K500, Hastelloy C22/C276 Copper Alloys: Cu-Ni 70/30, Cu-Ni 90/10 |
Industries We Serve in Tanzania
- Oil & Gas Processing Plants in Dar es Salaam & Tanga
- Power Generation & Hydroelectric Projects
- Marine Terminals and Port Authorities
- Water Treatment & Desalination Facilities
- Petrochemical Refineries & EPC Projects
Why Choose Omaa Metal Sources in Tanzania?
- Fast logistics to Dar es Salaam, Dodoma, Arusha, Mwanza, and Mbeya
- Technical consultation for flange selection & corrosion resistance
- Certified quality assurance with MTCs and third-party inspection
- Over a decade of experience supplying to Africa’s industrial sector