Home > Stainless Steel > SMO 254 Tube Fittings
Ayhan Tube Fittings, based in Istanbul, Turkey, stands out as a top manufacturer and supplier of SMO 254 Tube Fittings, crafted for outstanding performance in tough, corrosive environments. With a strong emphasis on quality, precision, and adherence to global standards, Ayhan delivers durable and dependable solutions for industries like offshore oil and gas, marine, chemical processing, and desalination. Their SMO 254 Tube Fittings are specifically designed to endure extreme chloride-rich conditions and high-pressure situations. Ayhan’s dedication to advanced manufacturing, corrosion-resistant materials, and customer satisfaction has earned them a solid reputation in the world of specialty alloy tube fitting solutions.
SMO 254 Tube Fittings from Ayhan are crafted using UNS S31254, a high-alloy austenitic stainless steel. This material boasts a composition of about 20% chromium, 18% nickel, 6% molybdenum, and 0.2% nitrogen, providing exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. The mechanical properties include a tensile strength of 650 MPa, a yield strength of around 300 MPa, and impressive elongation exceeding 35%. These fittings maintain their structural integrity at temperatures up to 600°C, making them perfect for harsh environments with high chlorides or acidic conditions, while also offering enhanced weldability and mechanical strength for long-lasting industrial use.
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BRAND NAME
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Ayhan Tube Fittings
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Equivalent To
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SWAGELOK, PARKER, DK-LOK, HOKE |
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ASTM STANDARD
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ASTM A479/ ASME SA 479 |
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TUBE SIZE
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1/8’’ to 2’’ and 3mm to 50mm
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MATERIAL GRADES
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SMO 254
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THREAD
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UNF, BSPT, NPT, BSP, SAE, ISO etc.
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PRESSURE RATING
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300/1000/3000/6000/10000 PSI for 254 SMO Tube Fittings.
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APPLICABLE TEMPERATURE
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150-400°C
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PACKING DETAILS
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| Grade | C | Mn | Si | Cu | S | P | Mo | Ni | Cr |
| SMO 254 | 0.02 | 1 | 0.08 | 0.5-1.0 | 0.01 | 0.03 | 6.0-6.5 | 17.5-18.5 | 19.5-20.5 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8 g/cm3 | 1320-1390 ℃ | 650 | 300 | 35 % |
At Ayhan Tube Fittings, we proudly stand as the largest supplier, manufacturer, and exporter of SMO 254 Tube Fittings in Istanbul, Turkey. Our state-of-the-art manufacturing facilities, strategically located in the Turkey, empower us to provide high-quality solutions tailored to your specific needs. With an extensive inventory exceeding 16,000 tons of premium-grade materials, we are fully equipped to meet your requirements promptly. Our unwavering commitment to excellence and efficiency guarantees that we consistently maintain the stock necessary to support your demands.
| STANDARD | WERKSTOFF NR. | UNS | SIS | BS | GOST | AFNOR | EN |
| SMO 254 | 1.4547 | S31254 | 2378 | – | – | Z1 CNDU 20.18.06Az | X1CrNiMoCuN20-18-7 |
Contact us to get a quick quote for your requirement.
SMO 254 Tube Fittings find their place in applications that require top-notch corrosion resistance, particularly in chloride-rich or acidic settings. They are commonly used in offshore oil rigs, desalination plants, pulp and paper processing, marine systems, and chemical/petrochemical facilities. These fittings excel in fluid and gas transfer for saltwater cooling lines, brine systems, heat exchangers, and high-pressure instrumentation. Their sturdy design and resistance to localized corrosion make them a reliable choice for demanding industrial applications.
Please feel free to contact us if you need any further information or for enquiry.
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