Home > Duplex Steel > Duplex Steel S31803 Tube Fittings
Bhavesh Tube Fittings is a leading manufacturer and supplier of high quality tube fittings in Dubai, UAE, specializing in Duplex Steel S31803 Tube Fittings. With a strong reputation for reliability and accuracy, Bhavesh Tube Fittings offers superior corrosion resistance solutions for a wide range of industrial applications including oil and gas, petrochemical and marine industries Our duplex steel S31803 fittings is designed for high strength and stability, ensuring prolonged performance in harsh construction environments. We are committed to providing bespoke solutions that meet strict industry standards.
Duplex Steel S31803 Tube Fittings typically contain 22-23% chromium, 4.5-6.5% nickel, 3-3.5% molybdenum, and small amounts of nitrogen to provide a balanced austenitic-ferritic microstructure They have excellent mechanical properties, with high strength, hardness includes , stress corrosion cracking, pitting , and better resistance to cracking and corrosion Advantages include higher tensile strength than conventional stainless steel, improved weldability, and improved performance at harsh areas, such as the chemical industry, marine and oil industries, making it difficult to implement There are exemplary models
| ELEMENT | DUPLEX 31803 |
| NI | 4.50 – 6.50 |
| C | 0.030 max |
| MN | 2.00 max |
| P | 0.030 max |
| S | 0.020 max |
| SI | 1.00 max |
| CR | 22.0 – 23.0 |
| MO | 3.0 – 3.5 |
| N | 0.14 – 0.20 |
| FE | 63.72 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S31803 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
At Bhavesh Tube Fittings, we are the largest supplier, manufacturer, and exporter of Duplex Steel S31803 Tube Fittings in Dubai, UAE. Our advanced manufacturing facilities, strategically positioned in the UAE, enable us to deliver high-quality solutions to meet your specific requirements. With a robust inventory of over 16,000 tons of top-grade materials, we are well-equipped to fulfil your needs promptly. Our commitment to excellence and efficiency ensures we always have the available stock to support your demands.
| STANDARD | UNS | WERKSTOFF NR. |
| Duplex S31803 | S31803 | 1.4462 |
| Straight Union | Bulkhead Union | Reducing Union | Union Elbow | Union Cross | Union Tee |
| Male Connector | Female Connector | Male Bulkhead Connector | Female Bulkhead Connector | Male to Male Elbow | Male Elbow |
| Female Elbow | Male to Female Elbow | Male Run Tee | Male Branch Tee | Female Branch Tee | Female Run Tee |
| Male Adaptor | Female Adaptor | Tube End Reducer | OD Plug | Bulkhead Lock Nut | OD Cap |
Contact us to get a quick quote for your requirement.
Duplex Steel S31803 Tube Fittings are widely used in applications requiring high strength and corrosion resistance, such as oil and gas, chemical processing, petrochemical, marine applications and are ideal for offshore platforms, heat exchangers, compression pottery and desalination plant piping systems Significantly these fittings are also used in water treatment, pulp and paper manufacturing, and electricity generation, providing excellent durability in harsh and corrosive environments, . and highly resistant to pitting, cracks, rust and erosion.
Please feel free to contact us if you need any further information or for enquiry.
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Standard : ASTM A276, A479 / ASME SA276, SA479
Thickness : 0.6 mm THK to 6.00 mm THK
Size Range : 1/16” 1/2” & 1.5MM to 38.1MM
Outer Diameter : 6.00 mm to 60.00 mm