ASTM ASME SB 166 Alloy 600 Inconel 600 UNS N06600 Bar

ASTM ASME SB 166 Alloy 600, also known as Inconel 600 or UNS N06600, is a nickel-chromium alloy known for its excellent corrosion resistance, high temperature strength, and good fabricability. When supplied in the form of bars, Inconel 600 can be utilized in various applications where resistance to oxidation and corrosion, as well as high mechanical strength, are required. Here are some details about Alloy 600 bars:

Grade Name:

DIN: 2.4816

JIS: NCF 600

EN: NiCr15Fe

ASME: SB 166, UNS N06600

Elemental Composition:

Nickel (Ni): 72.0% min

Chromium (Cr): 14.0-17.0%

Iron (Fe): 6.0-10.0%

Carbon (C): 0.15% max

Manganese (Mn): 1.0% max

Silicon (Si): 0.5% max

Sulfur (S): 0.015% max

Copper (Cu): 0.5% max

Mechanical Properties:

Tensile Strength: 550 MPa (minimum)

Yield Strength (0.2% offset): 240 MPa (minimum)

Elongation: 30% (minimum)

Hardness: Typically around 140 HB (Brinell hardness)

Application Range:

Chemical processing: Equipment for handling corrosive acids, alkaline solutions, and high-temperature gases.

Aerospace industry: Components for gas turbine engines, combustion chambers, and heat exchangers.

Heat treatment industry: Furnace components, radiant tubes, and thermocouple protection tubes.

Nuclear industry: Components in nuclear reactors and fuel processing equipment.

Petrochemical industry: Heat exchangers, condensers, and piping systems for oil and gas processing.

Manufacturing Process:

Inconel 600 bars are typically manufactured through processes such as hot rolling, cold drawing, or hot forging. Heat treatment may be applied to achieve desired properties.

Quality Control:

Material testing for chemical composition and mechanical properties.

Non-destructive testing (e.g., ultrasonic testing, radiographic testing).

Dimensional inspection.

Surface inspection.

Pressure testing (if applicable).

Other Common Types:

In addition to bars, Inconel 600 is available in various other forms such as sheets, plates, pipes, tubes, fittings, and welding wire.

Common Q&A:

Q: Can Inconel 600 withstand high temperatures?

A: Yes, Inconel 600 exhibits good strength and oxidation resistance at elevated temperatures, making it suitable for high-temperature applications up to around 1093°C (2000°F).

Q: Is Inconel 600 weldable?

A: Yes, Inconel 600 is weldable using conventional welding techniques. It's recommended to use matching composition filler metals to ensure the integrity of the weld joint.

Q: What are the corrosion resistance properties of Inconel 600?

A: Inconel 600 offers excellent resistance to a wide range of corrosive environments, including oxidizing and reducing conditions, and is particularly resistant to chloride-ion stress corrosion cracking.

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