Hastelloy Flat Bars are top-notch nickel-based alloy products designed to provide outstanding corrosion resistance, mechanical strength, and reliability, even in the toughest industrial settings. These bars are well-known for their ability to handle both oxidizing and reducing environments, making them a go-to choice for chemical processing, marine engineering, and high-temperature applications. With their impressive stability, durability, and resistance to pitting, crevice corrosion, and stress-corrosion cracking, they’re perfect for demanding service conditions. Industries that value long-term integrity, safety, and performance in extreme operating environments widely use Hastelloy Flat Bars.
Typically, Hastelloy Flat Bars are made from a carefully balanced blend of nickel, chromium, molybdenum, and tungsten, along with controlled amounts of iron, cobalt, and other alloying elements. This unique composition gives them exceptional resistance to a variety of corrosive chemicals, including chlorides, acids, and contaminated process streams. The alloy boasts excellent tensile and yield strength, high toughness, and dependable thermal stability. It maintains its mechanical integrity even under thermal cycling and extreme temperatures, making it ideal for critical applications that demand superior metallurgical performance.
Specifications : ASTM B574 / ASME SB574
Size : 15NB to 150NB IN
Diameter : 3.17mm to 350mm diameter
Length : 100 mm to 3000 mm Long & Above
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc
Surface : Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline
Condition : Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished
Tolerance : H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
| ELEMENT | Hastelloy Flat Bar |
| NI | 99.0 min |
| CU | 0.25 max |
| FE | 0.40 max |
| MN | 0.35 max |
| C | 0.15 max |
| SI | 0.35 max |
| S | 0.01 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 1,00,000 , MPa – 690 | Psi – 45000 , MPa – 310 | 45 % |
Yes, Hastelloy Flat Bar can be welded using conventional welding methods, such as TIG and MIG welding. Proper heat control and filler materials are essential to maintain its corrosion resistance and strength.
Yes, Hastelloy Flat Bar can be used for natural gas applications due to its excellent corrosion resistance, particularly in harsh environments, making it suitable for gas processing and transmission systems.
Yes, Hastelloy Flat Bar can be used for underground applications due to its strong resistance to corrosion and high durability, making it suitable for challenging environments like underground systems.
You’ll find Hastelloy Flat Bars used extensively in chemical reactors, heat exchangers, scrubbers, evaporators, and pressure vessels, all thanks to their remarkable corrosion resistance. They’re also vital in marine systems, pollution control equipment, pharmaceutical manufacturing, and flue-gas desulfurization units. These bars are perfect for crafting components like valve bodies, pump housings, shafts, and structural parts that face corrosive or high-temperature conditions. Their versatility and durability make Hastelloy Flat Bars a top choice for industries where reliability and resilience are key to long-term operational success.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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