Nickel Alloy 601

Physical properties

[#oxidation-resistance]Inconel 601 Oxidation Resistance[#oxidation-resistance]

The main property of Inconel 601 is that it is resistant to oxidation at high temperatures up to 1250°C. The alloy shapes a defensive oxide coating that opposes scaling considerably under the extreme states of cyclic openness to temperature.

The unrivaled oxidation resistance of Inconel alloy 601 is identified with the measures of nickel, chromium, and aluminum in the alloy 601. During high-temperature openness, those contents create a very defensive and adherent oxide film on the outside of the material.

[#fabrication-and-heat-treatment]Inconel 601 Heat Treatment[#fabrication-and-heat-treatment]

Alloy inconel 601 promptly shapes a refractory surface oxide during working with heat and can’t be bright-annealed in the standard mechanical furnace. Inconel 601 composition/solution strengthened at 1100°C – 1180°C and cooled rapidly in order to maintain a strategic distance from sensitization to intergranular corrosion. Annealing time ought to be short to dodge extreme grain development.

[#corrosion-resistance]Inconel 601 Corrosion Resistance[#corrosion-resistance]

Pickling is ordinarily needed to create brilliant surfaces on parts that have been worked with heat. Specific pickling methods are needed for alloy 601 due to its intrinsic protection from chemical attack.
The generous nickel and chromium substance of Inconel alloy 601 related to its substance of aluminum give the alloy better resistance than high-temperature corrosion mechanisms. Of specific importance is its resistance from oxidation at temperatures up to 2200°F (1200°C). By ethicalness of its contents of chromium and aluminum, AISI 601 alloy offers remarkable resistance from oxide spalling under cyclic thermal conditions.

[#corrosion-resistance]Inconel 601 Corrosion Resistance[#corrosion-resistance]

The temperature range for hot-forming Inconel 601 stainless steel alloy is 1600°F-2250°F (870°C-1230°C). Hot-working activities including enormous deformations ought to be performed at 1900°F-2250°F (1040-1230°C). The Inconel 601 stainless steel has low flexibility at temperatures from 1200°F to 1600°F (650°C-870°C) and should not be worked in that temperature range. Light working at temperatures beneath 1200°F (650°C) should be possible to grow high ductile properties.

Specifications

The pace of cooling following hot-working isn’t basic concerning warm breaking. To maintain a strategic distance from sharpening, be that as it may, the alloy should be cooled quickly through the 1000-1400°F (540-760°C) temperature range.

The AISI 601 stainless steel is cold-formed by customary methods. The alloy’s work-solidifying rate is to some degree higher than the rate for inconel alloy 600 and INCOLOY alloy 800.

[#applications]Inconel 601 Applications[#applications]

Alloy AISI 601 has great creep resistance and strength, and the alloy is broadly utilized for equipment that should withstand stretched out to high temperatures. The alloy’s convenience for such applications is enhanced by its resistance from oxidation and different types of high-temperature corrosion.

1. Chemical Processing
2. Aerospace
3. Heat treating industry
4. Power generation
5. Heat treating muffles and retorts
6. Radiant tubes
7. Catalyst support grids in nitric acid production
8. Steam superheater tube supports.

NOTE: Inconel 601 is a registered trademark of  Special Metals Corporation.

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