Strategically positioned in Muscat, Faisal Steel has built a reputation as a trusted partner for industrial supply, with a particular expertise in high-performance piping components. The company specializes in providing robust Carbon Steel A694 Flanges, which are engineered to meet the rigorous demands of critical service environments. Known for their reliability and quality, these flanges are a cornerstone solution for major projects across the region, reflecting Faisal Steel’s commitment to supporting Oman’s growing infrastructure and industrial sectors with dependable, high-grade materials.
The strength of A694 Carbon Steel Flanges comes from a carefully balanced composition, primarily iron and carbon, enhanced with elements like manganese and silicon. This specific formulation gives the material its notable mechanical properties, including high yield strength—with grades like F60 offering a minimum of 60 ksi. This ensures the flanges possess exceptional toughness and structural integrity, allowing them to perform reliably under immense pressure and in challenging, low-temperature service conditions where failure is not an option.
| Specifications | ASTM A694 / ASME SA694 |
| Dimensions | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Standard | ANSI, ASME, BS, DIN, EN etc. |
| Grades | F42, F46, F52, F60, F65, F70, A36, A516 Gr. 70,60 |
| Size | 1/2″ to 48″ |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Element | F42 Content, % | F52 Content, % | F60 Content, % | F65 Content, % | F70 Content, % |
| Carbon (C) | 0.13~0.20 | 0.16~0.22 | 0.17~0.23 | 0.17~0.23 | 0.06~0.10 |
| Silicon (Si) | 0.20~0.40 | 0.15~0.40 | 0.15~0.40 | 0.15~0.40 | 0.20~0.40 |
| Manganese (Mn) | 1.20~1.60 | 1.10~1.40 | 1.20~1.50 | 1.30~1.60 | 1.10~1.40 |
| Phosphorous (P) | ≤ 0.030 | ≤ 0.025 | ≤ 0.020 | ≤ 0.025 | ≤ 0.020 |
| Sulfur (S) | ≤ 0.020 | ≤ 0.012 | ≤ 0.012 | ≤ 0.015 | ≤ 0.010 |
| Molybdenum (Mo) | 0.20~0.35 | 0.45~0.60 | 0.45~0.65 | 1.20~1.70 | |
| Nickel (Ni) | ≤ 0.30 | ≤ 0.50 | 0.40~1.00 | ≤ 0.30 | 0.20~0.40 |
| Chromium (Cr) | ≤ 0.30 | ≤ 0.30 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 |
| Copper (Cu) | ≤ 0.25 | ≤ 0.25 | ≤ 0.25 | ≤ 0.25 | ≤ 0.25 |
| Vanadium (V) | ≤ 0.050 | 0.02~0.06 | |||
| Niobium (Nb) | 0.025~0.050 | ||||
| Pcm | ≤ 0.25 | ||||
| Carbon Equivalent | ≤ 0.48 | ≤ 0.48 | ≤ 0.48 | ≤ 0.43 | ≤ 0.48 |
| ASTM A694 Grade | Yield Strength min. | Tensile Strength min. | Elongation min. | ||
| MPa | ksi | MPa | ksi | % | |
| A694 F42 FLANGES | 290 | 42 | 415 | 65 | 20 |
| A694 F46 FLANGES | 315 | 46 | 415 | 60 | 20 |
| A694 F48 FLANGES | 330 | 48 | 425 | 62 | 20 |
| A694 F50 FLANGES | 345 | 50 | 440 | 64 | 20 |
| A694 F52 FLANGES | 360 | 52 | 455 | 66 | 20 |
| A694 F56 FLANGES | 385 | 56 | 470 | 68 | 20 |
| A694 F60 FLANGES | 415 | 60 | 515 | 75 | 20 |
| A694 F65 FLANGES | 450 | 65 | 530 | 77 | 20 |
| A694 F70 FLANGES | 485 | 70 | 565 | 82 | 18 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
FAISAL Steel is one of the most prominent manufacturers and suppliers of superior quality Carbon Steel A694 Flanges in Muscat, OMAN. As experts in steel solutions, we supply a complete spectrum of products like Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our product range comprises Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Known for our reliable delivery and first-rate customer service, we are committed to supplying high-quality steel materials that guarantee durability and excellent performance in numerous industrial applications.Â
| ASME/ANSI B 16.5 | Welding Neck, Slip on, Blind, High Hub Blind, Socket Weld, Lap Joint, Threaded, Ring Type Joint Flanges |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| ASME/ANSI B 16.47 | Welding Neck, Blind [Series A & B] Flanges |
| PRESSURE CLASS | 75, 150, 300, 400, 600, 900 |
| ASME/ANSI B 16.36 | Welding Neck, Slip on, Threaded Flanges |
| PRESSURE CLASS | 300, 400, 600, 900, 1500, 2500 |
| BS 4504 SEC 3.1 | Welding Neck, Hubbed Slip on, Hubbed Threaded, Lapped Pipe End, Plate, Loose Plate, Loose Plate With Weld Neck, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 40 |
| BS 4504[PART 1] | Welding Neck, Hubbed Slip-On Hubbed Threaded, Plate, Loose Plate With Weld On Plate Collar, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 400 |
| BS 1560 BOSS | Welding Neck, Socket Welding, Slip-On, Blind, Screwed Boss, Lapped Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| BS10 | Welding Neck, Plate Slip-On, Screwed Boss, Slip-On Boss, Blind Flange |
| TABLE | D, E, F, H |
| DIN Flange | DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673 |
| PRESSURE CLASS | PN 6 TO PN 100 |
| Standard | Class | Diameter | Bolt Circle Diameter | Number of Bolts | Bolt Size | Diameter of Bolt Hole |
|---|---|---|---|---|---|---|
| AS4087 | PN14 | 95 | 67 | 4 | M12 | 14 |
| AS 2129 Flange | Table C | 95 | 67 | 4 | 13 | 14 |
| Table D | 95 | 67 | 4 | 13 | 14 | |
| Table E | 95 | 67 | 4 | 13 | 14 | |
| Table F | 95 | 67 | 4 | 13 | 14 | |
| Table H | 114 | 83 | 4 | 16 | 17 | |
| Table J | 114 | 83 | 4 | 16 | 17 | |
| ANSI B16.5 | ANSI 150 | 89 | 60 | 4 | 13 | 16 |
| ANSI 300 | 95 | 67 | 4 | 13 | 16 | |
| ANSI 600 | 95 | 67 | 4 | 13 | 16 | |
| ANSI 900 | 121 | 83 | 4 | 19 | 22 | |
| ANSI 1500 | 121 | 83 | 4 | 19 | 22 | |
| ISO 7005 (DIN) Flange | PN6 | 80 | 55 | 4 | M10 | 11 |
| PN10 | 95 | 65 | 4 | M12 | 14 | |
| PN16 | 95 | 65 | 4 | M12 | 14 | |
| PN20 | 90 | 60.5 | 4 | M14 | 16 | |
| PN25 | 95 | 65 | 4 | M12 | 14 | |
| PN40 | 95 | 65 | 4 | M12 | 14 |
These flanges are essential for constructing secure and durable high-pressure pipelines, particularly in the demanding energy sector. You will find them forming critical connections in systems that transport oil and natural gas, both onshore and in subsea applications. Their high-yield strength also makes them ideal for high-pressure water lines, structural components in offshore platforms, and in other heavy industrial settings where the integrity of every connection is paramount to the safety and longevity of the entire system.
FAISAL Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Muscat, OMAN.
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