Inconel 52M (ERNiCrFe-7A) Welding Wire Guide

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Overview

Inconel 52M (AWS ERNiCrFe-7A) is a modified version of Inconel 52 with optimized chemistry for improved resistance to ductility dip cracking. Designed specifically for nuclear applications requiring superior weld quality and reliability.

Welding Parameters

Parameter	GTAW	GMAW
Shielding Gas	Argon (99.995%)	Ar + 2% He or Ar + 2% CO2
Gas Flow Rate	8-15 L/min	15-25 L/min
Wire Diameter	1.6-3.2 mm	0.8-1.6 mm
Current Type	DCEN	DCEP
Welding Position	All positions	Flat / Horizontal

Applications

Inconel 52M welding wire is used in a wide range of demanding applications:

• Nuclear Power: Primary circuit welds in PWR nuclear plants.
• Overlay Cladding: Nuclear vessel internal cladding.
• Inconel 690: Welding of steam generator and reactor components.
• Repair Welding: Repair of nuclear components and dissimilar joints.
• Critical Applications: Welds requiring resistance to stress corrosion cracking.

Available Product Forms

Hangbo Alloy Group supplies Inconel 52M welding wire in the following forms:

• TIG Wire: Straight lengths 1000 mm, diameters 1.6 mm, 2.0 mm, 2.4 mm, 3.2 mm.
• MIG Wire: Precision-wound spools (D200, D300), diameters 0.8 mm, 1.0 mm, 1.2 mm, 1.6 mm.
• SAW Wire: Coils for submerged arc welding, diameters 2.4 mm, 3.2 mm, 4.0 mm.

Related Standards

Standard	Description
AWS A5.14	ERNiCrFe-7A
ISO 18274	S Ni 6054
EN ISO 18274	S Ni 6054
ASME SFA-5.14	ERNiCrFe-7A

Contact Us for Inconel 52M

Hangbo Alloy Group supplies Inconel 52M (ERNiCrFe-7A) welding wire with full material certifications. We ensure consistent wire quality with precise diameter control, clean surface finish, and uniform feeding performance.

For quotations, material certifications, or technical consultation, contact our sales team or call +86-136-1165-6360.