Anucha Metals, a prominent manufacturer and supplier located in Bangkok, Thailand, is dedicated to providing top-notch Super Duplex Steel S32750 Forgings. Renowned for their precision engineering and durability, these forgings meet international quality standards and are trusted across various industries for their outstanding performance in tough conditions. Super Duplex Steel S32750 is a highly dependable material known for its exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. With a strong focus on excellence, Anucha Metals offers S32750 Forgings that cater to the oil & gas, chemical, marine, and construction sectors, ensuring long-lasting performance and customer satisfaction around the globe.
These Super Duplex Steel S32750 Forgings are made up of chromium, molybdenum, nickel, and nitrogen, which together create a well-balanced austenitic-ferritic microstructure. This unique composition guarantees remarkable resistance to localized corrosion and high chloride environments. The mechanical properties are impressive, featuring a high yield strength of about 550 MPa, tensile strength between 750–930 MPa, and excellent toughness even in low temperatures. Additionally, S32750 Forgings demonstrate superior fatigue resistance, good weldability, and low thermal expansion. Their exceptional blend of strength and corrosion resistance makes them perfect for demanding industrial and engineering applications where reliability and durability are essential.
| Standard | ASTM A182, ASME SA182 |
| Specification | DIN, ASTM, BS and all International Standards |
| Flat bar blocks | up to 27″ width and 15,000 lbs. |
| Cylinders and sleeves | up to 50″ maximum O.D. and 65″ maximum length |
| Discs and hubs | up to 50″ diameter and 20,000 lbs. |
| Rolled, hand forged or mandrel forged rings | up to 84″ maximum O.D. and 40″ maximum length |
| Rounds, shafts and step shafts | up to 144″ maximum length and 20,000 lbs. |
| Forging Types | Impression Die Forging, Open Die Forging, Seamless Rolled Forging, Hot Forging, Cold Forging, Open die hammer forging, Impression die drop forging, Closed Die Forging, Press Forging, Upset Forging, Compression Forging, Swaging, Rotary Forging, Roll forging. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32750 | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Super Duplex S32750 | 1.4410 | S32750 |
Yes, S32750 super duplex steel forgings are ideal for offshore and marine applications due to their excellent corrosion resistance, high strength, and resistance to pitting, crevice corrosion, and stress corrosion cracking.
Super Duplex Steel S32750 forgings are compatible with welding processes like GTAW (TIG), SMAW (Stick), GMAW (MIG), and SAW, using matching filler metals to ensure corrosion resistance and strength.
Limitations of S32750 forgings include susceptibility to hydrogen embrittlement, limited high-temperature performance, potential for welding-induced phase imbalance, and careful heat treatment requirements to maintain corrosion resistance and mechanical properties.
Super Duplex Steel S32750 Forgings find extensive use in industries that require strength, toughness, and outstanding corrosion resistance. In the oil and gas industry, they are utilized for subsea equipment, risers, valves, and flanges. The chemical and petrochemical sectors employ them in pressure vessels, reactors, and heat exchangers. In marine applications, they are used for propeller shafts, pump components, and seawater handling systems. They also play a crucial role in desalination plants, the pulp and paper industry, and structural applications in harsh environments. With their ability to endure extreme conditions, these forgings are a reliable choice for various industrial needs.






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