AWS: ENiCrFe-2 WELDING ELECTRODES

Product data sheet / Overview: (Weld A / INCOLOY alloys 800)

ENiCrFe-2 is a nickel-chromium-iron alloy electrode used primarily for welding Inconel 600 and similar nickel-chromium-iron alloys. It provides excellent resistance to oxidation and high-temperature corrosion, making it suitable for use in harsh environments such as chemical processing plants, power generation facilities, and aerospace applications.

Specifications

• AWS Specification: A5.11 – ENiCrFe-2
• Diameter: 2.5mm, 3.2mm, 4.0mm
• Length: 300mm, 350mm, 450mm

Chemical Composition (%)

Element	Composition (wt%)
Nickel (Ni)	65.0 - 75.0
Chromium (Cr)	13.0 - 17.0
Iron (Fe)	4.0 - 7.0
Manganese (Mn)	3.0 - 5.0
Silicon (Si)	0.5 max
Carbon (C)	0.1 max
Copper (Cu)	0.5 max
Sulfur (S)	0.015 max
Phosphorus (P)	0.02 max

Mechanical Properties

• Tensile Strength: 620 MPa (90 ksi)
• Yield Strength:380 MPa (55 ksi)
• Elongation: 30%
• Hardness: HB 150 - 200

Applications

• Welding of Inconel 600 and similar nickel-chromium-iron alloys
• High-temperature applications in chemical processing
• Fabrication and repair of power generation equipment
• Aerospace components
• Piping and tubing in corrosive environments

Storage and Handling

• Store in a dry, cool place away from moisture.
• Electrodes should be kept in their original packaging until use.
• If electrodes become damp, they should be re-dried at 150-200°C for one hour before use.

Safety Precautions

• Use appropriate personal protective equipment (PPE) including gloves, welding helmet, and protective clothing.
• Ensure adequate ventilation to avoid inhalation of fumes.
• Follow standard safety procedures for welding, including fire prevention measures.
• Refer to the Material Safety Data Sheet (MSDS) for detailed safety information.

Manufacturers

• Lincoln Electric
• ESAB
• Bohler Welding
• Special Metals
• Selectarc
• Daiko

Product Name

Brand	Product Name
Special Metals	INCO-WELD A Welding Electrode
BOHLER /UTP	UTP 7015 Mo
DAIKO	DAIKO WELD-A
ESAB / EXATON	OK NiCrFe-2
Lincoln	Tech-rod® Weld A
Selectarc	SELECTARC Ni-A

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