Duplex bars and shafts are manufactured with duplex stainless steel, with a combination of ferrite and austenite microstructures. This gives higher strength, excellent corrosion resistance, and improved durability, making them suitable for critical industrial conditions. Caliper Overseas is a reliable Duplex Bars & Shafts Manufacturer and Supplier in India, offering precision-engineered solutions for different uses in chemical processing, marine, oil & gas, and other industries.
Manufactured to international specifications like ASTM A276/ASME SA276 and ASTM A479/ASME SA479, the bars are available in sizes ranging from 6mm and 350mm in diameter and 6 meters in length. Special sizes and finishes such as black, bright polished, and rough turned—are also supplied to suit particular project needs. For structural or mechanical applications, opt for dependable duplex solutions designed to perform. Call now for premium duplex bars and shafts as per your requirement.

| Duplex Steel Round Bars Specification | |
|---|---|
| ASTM/ ASME Standard | ASTM A276 / ASTM SA276 |
| 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 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 |
|
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. |
Duplex Steel Bars in Shaft Making
Duplex Steel Bars & Shafts in Automobiles
Duplex Steel Bars & Shafts in Electric Motors & Pumps
Duplex Steel Bars & Shafts in Railways
Duplex Steel Bars & Shafts in Mining
Duplex Steel Bars & Shafts in Miscellaneous Fabrication
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