Welcome to Naing Steel, a trusted name in Myanmar’s industrial landscape, based right here in Naypyidaw. As a dedicated manufacturer and supplier, we take pride in producing robust and reliable components that meet the rigorous demands of modern industry. Our Carbon Steel F56 Forged Fittings are a prime example of this commitment, engineered to provide exceptional strength and durability for critical piping systems across the nation. We are your local partner for quality that you can count on.
The composition of Carbon Steel F56 is carefully balanced to achieve superior performance, primarily consisting of iron and carbon with precise additions of manganese and other trace elements. This specific formulation is what grants these forged fittings their notable mechanical properties, including a high tensile strength and excellent resistance to impact. The forging process itself further enhances the material’s grain structure, resulting in a component that is exceptionally tough and reliable under high-pressure conditions, ensuring long-term service.
Standard : ASTM A694 / ASME SA 694
Dimensions : ASME/ANSI 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size : 1/8″ NB to 4″ NB
Type : Socketweld Fittings, Screwed-Threaded Fittings (NPT or PT Type)
Rating Pressure : Threaded End – 2000 /3000/ 6000 LBS. Socket-weld End – 3000 / 6000/ 9000 LBS.
| Grade | C | Si | Mn | P | S | Mo | Ni | Cr | Cu | V | Nb |
| F56 | 0.17-0.23 | 0.15-0.40 | 1.30-1.60 | ≤ 0.025 | ≤ 0.015 | 0.45-0.65 | ≤ 0.30 | ≤ 0.30 | ≤ 0.25 | – | 0.025~0.050 |
| Grade | Yield Strength, Min (KSI ) | Tensile Strength, Min (KSI) |
| A694 | 65 | 77 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| ASME B16.11 | Factory-Made Wrought Socketweld Fittings | CS F56 Forged Screwed Elbows, Street Elbow, Carbon Steel F56 Screwed Unequal Tee, Steel Straight Tee, Carbon Steel F56 Reducing Coupling, Carbon Steel F56 Hex Plug, Forged Straight Tees, Socket Weld Pipe Cap, Forged Pipe Cap, Equal Crossess, CS F56 Threaded Bushing, Carbon Steel F56 Screwed Caps, Swedge Nipples |
| MSS-SP-79 | standard Practice covers ratings, tolerances, finish, dimensions, marking and material requirements for socket-welding | Carbon Steel F56 Barrel Nipples, CS F56 Forged Threaded Boss, Carbon Steel F56 Forged Hex Head Bull Plugs |
| MSS-SP-83 | Forged and Fabricated Socket-Welding Fittings for Low Pressure, Corrosion Resistant Applications | Carbon Steel F56 High Quality Socket weld 90° Elbow, Straight and Reducing-on-the-Tees, Forged 45° Short Radius Elbow, CS F56 caps, 3000LB Socket Weld Cross |
| MSS-SP-95 | Integrally Reinforced Forged Fittings – Socket Welding, Threaded, and Buttwelding Ends | CS F56 Socket weld Long Radius 90 Degree Elbows, Reducing Nipple, Socket weld Bushing, Threaded Plug, End Pipe caps, Carbon Steel F56 Coupling |
Carbon Steel F56 Forged Fittings are the backbone of demanding industrial systems where failure is not an option. You will find them confidently handling high-pressure fluids and gases in the oil and gas sector, within powerful power generation plants, and in critical chemical processing applications. Their inherent strength and reliability also make them a preferred choice for heavy-duty plumbing, construction projects, and shipbuilding, proving essential anywhere a secure, leak-proof connection is paramount for both safety and operational efficiency.
Naing 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 Naypyidaw, Myanmar.
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