Dhruv Metals, a leading manufacturer and supplier based in Hyderabad, India, has built a solid reputation for providing high-performance Incoloy Hollow Bars that cater to the demanding needs of various industries. Known for their commitment to quality and precision, Dhruv Metals delivers Incoloy hollow bars that boast exceptional corrosion resistance, impressive mechanical strength, and remarkable thermal stability. These hollow bars are perfect for applications where minimizing weight, withstanding high temperatures, and ensuring corrosion protection are essential. Designed to meet international standards and customizable to fit client specifications, Dhruv Metals guarantees timely delivery and dependable service across sectors such as petrochemical, marine, and energy.
Incoloy Hollow Bars are made up of a significant amount of nickel (42–75%), chromium (19–23%), and iron, with varying amounts of molybdenum, titanium, and copper depending on the specific grade. This unique alloy composition provides outstanding resistance to oxidation, carburization, and corrosion caused by chlorides. On the mechanical side, Incoloy hollow bars offer high tensile strength of up to 750 MPa, yield strength around 450 MPa, and excellent toughness even at elevated temperatures. They are easy to fabricate and weld, maintaining their structural integrity under thermal cycling and pressure, making them a reliable choice for challenging industrial environments.
| Dimensions | BS, DIN, EN, AISI, JIS, ASME, ASTM |
|---|---|
| Size of Round Bars | Thickness: 2 milimeter-100 milimeter |
| Surface | Bright, Hot Rolled Pickled, Hairline, Cold Drawn, Sand Blasting Finished, Polished |
| Processing | cutting to 650 milimeter |
| Tolerance | H9, K9, H8, H12, K12, H11, H13, K10, K11, H10, or as per need |
| Finish | centreless ground, Cold (bright) drawn, smooth turned, hot rolled, slit rolled edge, peeled, Rough Turned, hot rolled annealed, Polish, Bright, Centreless Ground, Grinding & Black |
| Method | Cold Drawn, Hot Rolled, Cold Rolled Rod, Forged Round Bars |
| Condition | annealed, Hardened & tempered |
| Density | g/cm3 | 7.94 | |
|---|---|---|---|
| lb/in.3 | 0.287 | ||
| Melting Range | °F | 2475 – 2525 | |
| °C | 1357 – 1385 | ||
| Condition & Size | Tensile Strength | Yield Strength (0.2% Offset) | Elongation | Reduction of Area | Hardness |
|---|---|---|---|---|---|
| MPa, min | MPa, min | %, min | %, min | Rockwell, max | |
| Hot worked, as-hot-worked | 550 | 240 | 25 | … | … |
| Cold-worked and hot-worked, annealed | 515 | 205 | 30 | … | … |
| US Bar | Metric | Japanese | Canadian/ASTM | ||||
|---|---|---|---|---|---|---|---|
| Diam. (Inch) | Bar Size | Diam. (mm) | Bar Size | Diameter (mm) | Bar Size | Diameter (mm2) | Bar Size |
| 0.250 | #2 | 5 | 5 | 6 | 6 | 100 | 10M |
| 0.375 | #3 | 5.5 | 5.5 | 10 | 10 | 200 | 15M |
| 0.500 | #4 | 6 | 6 | 13 | 13 | 300 | 20M |
| 0.625 | #5 | 7 | 7 | 16 | 16 | 500 | 25M |
| 0.750 | #6 | 8 | 8 | 19 | 19 | 700 | 30M |
| 0.875 | #7 | 9 | 9 | 22 | 22 | 1000 | 35M |
| 1.000 | #8 | 10 | 10 | 25 | 25 | 1500 | 45M |
| 1.125 | #9 | 11 | 11 | 29 | 29 | 2500 | 55M |
| 1.250 | #10 | 12 | 12 | 32 | 32 | ||
| 1.375 | #11 | 14 | 14 | 35 | 35 | ||
| 1.500 | #12 | 16 | 16 | 38 | 38 | ||
| 1.625 | #13 | 18 | 18 | 41 | 41 | ||
| 1.750 | #14 | 20 | 20 | 44 | 44 | ||
| 1.875 | #15 | 22 | 22 | 48 | 48 | ||
| 2.000 | #16 | 25 | 25 | 51 | 51 | ||
| 2.250 | #18 | 28 | 28 | 57 | 57 | ||
| 32 | 32 | ||||||
| 36 | 36 | ||||||
| 40 | 40 | ||||||
| 44 | 44 | ||||||
| 50 | 50 | ||||||
Yes, Incoloy Hollow Bars can be welded using appropriate techniques, such as gas tungsten arc welding (GTAW). Proper welding procedures ensure strong, durable joints with minimal risk of cracking or corrosion.
Choose the right Incoloy Hollow Bars based on the specific temperature, corrosion, and strength requirements of your application. Consider factors such as environmental conditions, mechanical properties, and compatibility with other materials.
Incoloy Hollow Bars are highly resistant to corrosion due to their alloy composition, and typically do not require additional coatings. However, in extremely aggressive environments, further protective measures may be considered for enhanced durability.
Incoloy Hollow Bars find their place in a variety of critical applications within high-temperature and corrosive settings. They are frequently used in the petrochemical and chemical processing industries for heat exchangers, pressure vessels, and piping systems. In the power generation sector, they play a role in boilers, superheaters, and turbine components. The marine industry appreciates their resistance to saltwater corrosion, while aerospace and nuclear sectors utilize them for structural components that face extreme stress and temperature. Their hollow design also makes them ideal for weight-sensitive applications that demand high strength and precision.






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Dhruv Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hyderabad , India
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