Nitronic 33 Bars and Rods are top-notch austenitic stainless steel products crafted for outstanding corrosion resistance, toughness, and durability, especially in tough environments. They’re recognized for their superior strength compared to regular stainless steels, ensuring dependable performance across a broad temperature spectrum. Nitronic 33 excels in resisting pitting, stress-corrosion cracking, and atmospheric corrosion, making it a great fit for harsh industrial settings. With impressive formability, weldability, and structural stability, these bars and rods are widely utilized in situations where both strength and corrosion resistance are essential.
The composition of Nitronic 33 mainly includes chromium, nickel, and manganese, with nitrogen added to significantly enhance its strength and toughness. This alloy boasts remarkable mechanical properties, featuring high tensile and yield strength while still maintaining good ductility. It stands strong against corrosion, oxidation, and chemical attacks. Nitronic 33 keeps its mechanical stability even under thermal cycling and performs reliably in both low and moderately high-temperature conditions. Its excellent weldability and formability further boost its appeal for precision components.
| Grade | Nitronic 30 Round Bar |
|---|---|
| Specification | DIN, JIS, ASTM, BS, ASME, AISI |
| Nitronic 30 Square bar size | 4 to 100mm |
| Nitronic Alloy 30 Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Nitronic UNS S20400 Hex Bar size | 2-100mm A/F |
| Nitronic 30 Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Nitronic Alloy 30 Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Nitronic UNS S20400 Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Nitronic 30 Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| Nitronic Alloy 30 Section | 3.0 to 12.0mm thickness |
| Nitronic UNS S20400 Round bar size | Diameter: 3-~800mm |
| Nitronic 30 Billet Size | 1/2″ to 495mm Diameter |
| Nitronic Alloy 30 Round Bar Standard Dimensions | Diameter / Height: |
| Nitronic 30 Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Nitronic Alloy 30 Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Nitronic UNS S20400 Technique | Nitronic 30 Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Nitronic 30 Condition | Hardened & tempered, annealed |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Form | Nitronic 30 Round, Rod, T-Bar, Nickel Alloy Channel Bar, Precision Ground Bar, Nickel Alloy Flat Bar, Nickel Alloy Square Bar, Nickel Alloy Blocks, Nickel Alloy Round Rod, Nickel Alloy Rings, Nickel Alloy Hollow, Nickel Alloy Triangle, Rectangle, Hex (A/F), Nickel Alloy Threaded, Half Round Bar, Profiles, Nickel Alloy Billet, Nickel Alloy Ingot, I/H Bar, Forging etc. |
| Processing | Bar cutting to 650mm |
| Our Nitronic 30 Round bar conforms to NACE MR0175/ISO 15156 | |
| Grade | C | Mn | S | Si | N | Ni | Cr |
| Nitronic Alloy 30 | 0.030 | 17.0 – 15.0 | 0.030 | 1.00 | 0.30 – 0.15 | 3.00 – 1.50 | 17.00 – 15.00 |
Ultimate Tensile, min. | Yield Strengtd (0.2% OS) min. | Elong. in 2 in., or 50mm, min., % | R/A | Hardness, max. | |
Min | 95 KSi | 48 KSi | 35 |
| |
Max | 241 Brinell | ||||
Min | 655 MPa | 330 MPa | |||
Max | 100 Rockwell B |
| STANDARD | UNS | DIN |
|---|---|---|
| Nitronic 30 Round bar | S20400 | – |
Nitronic 33 rods are available in various sizes, typically from 1/8" to 12" in diameter. Finishes include cold drawn, hot rolled, and ground, offering smooth or rough surface finishes.
Yes, Nitronic 33 bar can be welded using standard welding processes such as TIG or MIG. Proper preheating and post-weld heat treatment may be required for optimal results.
Suitable welding processes for Nitronic 33 Bar include TIG (Tungsten Inert Gas), MIG (Metal Inert Gas), Stick welding (SMAW), and Submerged Arc Welding (SAW), using appropriate filler materials.
You’ll find Nitronic 33 Bars and Rods commonly used in chemical processing equipment, marine hardware, food processing machinery, and pollution-control systems, all thanks to their impressive corrosion resistance. They’re also found in heat exchangers, valves, shafts, pumps, structural components, and fasteners that face aggressive or corrosive environments. The alloy’s strength and toughness make it ideal for cryogenic applications and industrial systems that demand reliable long-term performance. Its versatility and durability make Nitronic 33 a go-to choice in engineering, manufacturing, and marine industries.
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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