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What is Duplex Steel F51, and what key properties make it suitable for bars and shafts?
Duplex Steel F51, also known as UNS S31803 or 1.4462, is duplex stainless steel with a unique combination of properties, making it highly suitable for bars and shafts. It comprises a balanced microstructure of austenite and ferrite phases, providing excellent corrosion resistance, strength, and toughness. One key property of Duplex Steel F51 Bar is its exceptional resistance to various forms of corrosion, including general corrosion, pitting, and crevice corrosion. That makes it ideal for applications in aggressive environments such as marine, chemical processing, and oil and gas industries.
Its high mechanical strength also allows it to withstand heavy loads and stresses, making it well-suited for demanding applications in shafts and bars. Furthermore, Duplex Steel F51 exhibits good weldability and machinability, enabling easy fabrication and assembly. Overall, the outstanding combination of corrosion resistance, strength, and versatility makes Duplex Steel F51 a preferred choice for bars and shafts in industries requiring robust and reliable materials.
Table Of Content
About Duplex Steel UNS S31803 Bars & Shafts
Duplex F51 Bars and Shafts Specification
Stock Availability of Duplex Steel F51 Bars, Shafts
Equivalent Grades Of Duplex Steel F51 Shafts
Processing Of Duplex Steel UNS S31803 Bars
Chemical Composition of Duplex Steel F51 Bars
Mechanical Properties of Duplex Steel F51 Shafts
Duplex Steel F51 Bars and Shafts Ready Stock
How does Duplex Steel F51 compare to other stainless steel alloys regarding corrosion resistance?
Duplex Steel F51, also known as UNS S31803 or 1.4462, offers notable advantages in terms of corrosion resistance compared to other stainless steel alloys. Its unique microstructure, consisting of roughly equal amounts of austenite and ferrite phases, contributes to its superior resistance to corrosion. Duplex Steel F51 demonstrates excellent resistance to general corrosion, making it highly suitable for applications in aggressive environments such as marine, chemical, and petrochemical industries. Furthermore, it provides exceptional resistance against localized forms of corrosion, including pitting and crevice corrosion, which are often encountered in chloride-rich environments.
This property makes Duplex Steel F51 particularly well-suited for applications in coastal and offshore environments. Compared to austenitic stainless steels, Duplex Steel F51 offers improved strength and toughness, allowing for better resistance to stress corrosion cracking and fatigue. It exhibits higher resistance to intergranular corrosion, making it a reliable choice for applications involving exposure to high temperatures. Duplex Steel F51's superior corrosion resistance, mechanical strength, and versatility position it as a favorable option among stainless steel alloys for applications where durability and reliability are paramount.
| Duplex Steel F51 Round Bars Specification | |
|---|---|
| ASTM/ ASME Standard | ASTM A182 / ASTM SA182 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI, ASTM, ASME |
| Size Ranging From | 5 To 500 millimeter |
| Diameter in mm | 0.1 to 100 millimeter |
| Supply Length | 100 To 3000 millimeter Long or Above than it |
| Finishes We Provide | Rough, BA Finish, Polished, NO.4 Finish, Black, Matt Finish, Bright, Turned |
| Tolerance | H8, H10, H12, H11, H13K9, K11, K10, H9, K12 or as per clients’ specification |
| Form | Hex (A/F), Square, Ingot, Rectangle,Forging, Billet, Round |
| Duplex Steel F51 Shafts Specification | Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI, ASTM, ASME |
|---|---|
| Diameter | Outside Diameter upto 550mm |
| Length | 1000 mm to 6000 mm Long & Above |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Surface | Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline |
| Condition | Centreless Ground & Polished |
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex F51 | 1.4462 | S31803 |
Bars Cutting |
Products cut include Round bars, flat bars, hex bars, square bars, tubing and hollow bars, Pipe, angles, channels, beams and tees. Thickness range is 1/16″ to 28″ diameter |
Bars Production Cutting |
We can provide production cutting for product diameters up to 4″. We utilize production equipment to achieve these precision cuts with tight tolerances. |
Bars Polishing |
Products polished included all tubular products, with OD & ID polishing available, round bars, square bars, hex & flat bars, angles, uneven leg angles, beams, and other shapes. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Duplex F51 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 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 % |
Duplex Steel F51 Bars in Shaft Making
Duplex Steel F51 Bars & Shafts in Automobiles
Duplex Steel F51 Bars & Shafts in Electric Motors & Pumps
Duplex Steel F51 Bars & Shafts in Railways
Duplex Steel F51 Bars & Shafts in Mining
Duplex Steel F51 Bars & Shafts in Miscellaneous Fabrication
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Duplex Steel F51 Bars & Shafts Stock Availability
Hex Bar
Round bars are steel bars with a smooth surface that are employed in construction projects that don't call for highly reinforced concrete works. It is frequently used on pipes, roads, small and medium-sized projects, beam and column stirrups, and stirrups.
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Rectangle Bar
Solid metal bar with a square cross section is known as a square bar. Grill fencing, fabrications, engineering components, window grills, and the construction of water and fuel tanks are only a few of its many uses.
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Square Bar
A flat bar is a portion having square sides of various diameters and a flat, rectangular section. This versatile steel product is distributed in the construction, engineering, manufacturing, mining, grating, fabrication, and many other industries because it is reasonably priced.
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High Precision Shaft
There are several applications for Duplex Steel hexagonal rods. The majority of the time, they are used in various structural and constructional applications. These rods are employed as equipment in a variety of industries, including chemical, food processing, marine, petroleum, sea water, etc. They are extremely adaptable.
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Electric Motor Shaft
As with hot rolled bars, forged bars are formed by heating a billet of steel until it is malleable. To get the bar to the desired rough dimensions, forging either hammers or presses the bar, which is where the techniques diverge.
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Eccentric Shaft
The versatile material Duplex Steel rectangular bar is utilised in a variety of industries, including shipbuilding, construction, and the automobile industry. Because of its durability against oxidation and corrosion, it is frequently used in outdoor-oriented items.
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