What is Inconel 601 tubing?
What is Inconel 601 tubing?
Inconel 601 tubing is a high-performance nickel-chromium-iron alloy known for its exceptional resistance to high-temperature oxidation, corrosion, and thermal stress, making it ideal for demanding environments such as furnace components, heat exchangers, and aerospace parts. It maintains excellent strength, ductility, and workability at temperatures up to 2000°F (1093°C). The alloy forms a stable and protective oxide layer that does not spall even under severe thermal cycling, ensuring a long service life in harsh industrial environments.
How to weld Inconel 601 alloy?
The most commonly used welding techniques for Inconel 601 alloy are TIG welding and MIG welding. TIG welding is the most frequently used technique, as it provides high-quality welds and allows for precise control of heat input and filler metal.
1. Product Introduction: Inconel 601 (UNS N06601) Seamless and Welded Tubing
Our Inconel 601 tubing is specially designed for exceptional durability. The addition of aluminum creates a self-healing and highly adhesive oxide layer that prevents peeling even under harsh thermal cycling conditions.
Production Range:
Seamless Tubing (Cold Drawing): Outer Diameter 6mm - 219mm | Wall Thickness 0.5mm - 20mm.
Welded Tubing (ERW/EFW): Outer Diameter up to 1219mm.
Customization Services: Precision cutting, polishing, and U-bending services are available for heat exchangers.
Get the best prices on Inconel 601 tubing for your industrial projects.
Specifications Alloy 601 Seamless pipe
| ASTM Specification | ASTM B167/ ASME SB167, ASTM B163/ ASME SB163, ASTM B 517/ ASME SB517, ASTM B516/ ASME SB516 |
|---|---|
| International Specification |
ISO 6207, DIN 17751, WERKSTOFF Nr 2.4851 |
| Standard | EN, DIN, AISI, AMS, SAE, DTD, DS, NF, JIS, ASME, ASTM, GB, TOCT |
| Seamless Tube Size | 3.35 milimeter To 101.6 milimeter OD |
| Size of Seamless Pipe | Wall thickness.: 0.05- 20 milimeter, 4 - 219 milimeter |
| Size of Welded Pipe | 5.0 to 1219.02 milimeter |
| size of EFW Pipe | 5.0 to 1219.02 milimeter |
| Welded Tube Size | 6.35 milimeter To 152 milimeter OD |
| Bwg & Swg | 18 Swg., 14 20 Swg., Swg. Swg., 12 16 Swg., 10 Swg. |
| Value Added Service | Expansion and Draw as per needed Length and Size, , Polish (Comilimeterercial and Electro), Machining, Annealed & Pickled Bending Etc. |
| Pipe Schedule | STD, SCH120, SCH20, SCH10S, SCH30, SCH40, SCH140, SCH40S, SCH160, XS, SCH60, SCH5, SCH10, SCH80, XXS, SCH80 |
| Tubing wall thickness | 0.020" –0.220", (custom wall thicknesses available) |
| Finish | AP (Annealed & Pickled), BA (Bright & Annealed), NO.1, 2B, Polished, MF, HL, NO.4, Mirror finish, BA, 8K etc |
| End | Plain End, Beveled End, Treaded Pipe, Screwed ends |
| Length | Standard & Cut length , Single Random, Double Random Pipe |
2. Technical Data: Inconel 601 Chemical & Mechanical Properties
Chemical Composition (%) - ASTM B167 Standard
| Element | Ni (Nickel) | Cr (Chromium) | Al (Aluminum) | Fe (Iron) | C (Carbon) |
| UNS N06601 | 58.0 - 63.0 | 21.0 - 25.0 | 1.0 - 1.7 | Remainder | ≤ 0.10 |
Mechanical Properties (Annealed State)
| Property | Tensile Strength (MPa) | Yield Strength (0.2% OS) | Elongation (%) | Hardness (HRB) |
| Value | ≥ 550 MPa | ≥ 205 MPa | ≥ 30% | ≤ 92 HRB |
Equivalent material grade of Nickel Alloy 601 pipe
| Grade | Euronorm | Old British | GOST | UNS No | Japanese JIS | ||
| AFNOR | No | En | BS | ||||
| Inconel 601 | NC23FeA | 2.4851 | NiCr23Fe | NA 49 | XH60BT | N06601 | NCF 601 |
Buy Certified UNS N06601 Tubing with Full Traceability
3.Properties and Characteristics of 601 Alloy Tubes
1. Corrosion Resistance
601 alloy tubes possess excellent corrosion resistance, allowing them to perform exceptionally well in various industrial fields. This is especially true in sulfur-containing atmospheres, oxidizing salts, and acidic gas environments, where traditional materials often fail to meet requirements. It can withstand corrosion from a variety of chemical media and is resistant to strong acids and bases. In chemical production lines, even after prolonged immersion in hydrochloric and sulfuric acid media, the tube walls remain intact. In marine engineering, despite long-term exposure to seawater salinity and microorganisms, it remains robust, effectively reducing equipment maintenance frequency and costs, making it a powerful "weapon" against corrosion in the chemical and marine sectors.
2. Oxidation Resistance
Inconel 601 alloy tubes contain a high proportion of nickel and chromium, as well as a small amount of aluminum. These elements allow it to form a dense oxide film at high temperatures, effectively preventing further oxidation. Thanks to its excellent oxidation resistance, it avoids oxidation, peeling, or wear at high temperatures, thus effectively extending the service life of the equipment. Even at temperatures as high as 1200℃, it can maintain excellent performance and long-term stability.
3. High Temperature Resistance
In high-temperature environments, 601 alloy tubes maintain long-term stability and good performance, are not easily deformed, and possess excellent high-temperature oxidation resistance, carburization resistance, and sulfidation resistance, making them particularly suitable for high-temperature applications.
4.Applications of Inconel 601 Tubing
Inconel 601 seamless tubes have a wide range of industrial applications, including:
Heat exchanger tubes
Power generation
Chemical conversion
Catalyst support grids
Aerospace
Heat treatment annealing tubes
Steam superheater tube supports
Calcining furnaces and rotary kilns
Thermocouple protection tubes
Muffle furnaces and distillation stills (manufactured through copper brazing, annealing, and sintering processes)
5. About GNEE Steel: Your Trusted Supplier of Nickel Alloy 601
GNEE Steel Group is a leading global metal solutions provider with over 18 years of professional export experience.
Capacity and Inventory: With over 35,000 square meters of factory space, we maintain a regular inventory of UNS N06601 steel pipes for immediate shipment.
Global Coverage: Serving over 160 partner countries, and certified by ISO, SGS, and BV.
Quality Commitment: Every steel pipe undergoes eddy current testing, hydrostatic testing, and dimensional testing. We provide a Factory Test Certificate (MTC) 3.1 for every order.
📦 Professional Packaging and Logistics:
Protection: Each steel pipe is individually packaged with a cap and sleeve, and placed in a reinforced IPPC wooden crate.
Moisture Protection: Vacuum-sealed plastic packaging prevents corrosion during sea transport.
Fast Delivery: Strategically located near major ports, ensuring that in-stock products can be shipped within 7-15 days.
Gnee Steel also supplies custom Inconel 601 products in various sizes and specifications. Please send us your drawings for a quote!
FAQ
Q: Can GNEE provide Inconel 601 U-bends?
A: Yes, we specialize in custom U-bends for heat exchanger applications and provide hydrostatic testing services.
Q: What is the difference between Alloy 600 and 601?
A: Alloy 601 contains 1.0-1.7% aluminum, resulting in significantly improved oxidation resistance above 1000°C compared to Alloy 600.
Q: Do you provide third-party inspection (TPI)?
A: Of course. We welcome inspections by TUV, Lloyd's Register, or your designated agency before shipment.
Q: What is Inconel 601 material?
A: INCONEL nickel-chromium-iron alloy 601 (UNS N06601/W.Nr. 2.4851) is a general-purpose engineering material suitable for applications requiring heat and corrosion resistance. A notable feature of INCONEL alloy 601 is its excellent resistance to high-temperature oxidation.
Q: How is the processing performance of Inconel 601?
A: It exhibits good resistance to water corrosion and high mechanical strength, and is easy to form, process, and weld. These properties make Inconel 601 a promising material for applications in heat treatment, chemical processing, pollution control, aerospace, and power generation.
Q: What is the difference between Inconel 601 and 602?
A: Inconel 601 excels in oxidation resistance and tensile strength, making it suitable for high-temperature applications. In contrast, Inconel 602 offers superior creep resistance and sulfidation resistance, making it ideal for reducing environments.
