Nickle & Alloys

JACKSUN ALLOY NiCu

AWS: ENiCu-7 (A5.11)ENiCu-7

JACKSUN ALLOY NiCu is a nickel-copper-based electrode designed for welding nickel-copper alloys and corrosion-resistant alloys.

  • It provides excellent resistance to seawater, chemical attack, and oxidizing environments.
  • Ideal for applications in marine engineering, chemical processing, desalination plants, and heat exchangers.
Technical Data

Product Specifications

1. Typical Chemical Composition

CMnSiCuNiFe
≤ 0.15≤ 4.0≤ 1.5Balance≤ 62≤ 2.5

2. Typical Mechanical Properties

PropertyUTS (MPa)Yield Strength (MPa)Elongation (%)Impact Toughness (J at RT)
Requirement≥ 450≥ 250≥ 30≥ 40
Typical Values460 – 500260 – 30032 – 3645 – 60

3. Dimension, Current Condition & Packing Data (SMAW Welding)

Size (mm)Size (inch)Current Range (A)PolarityVoltage (V)Packing (5 kg)Packing (20 kg)
2.53/3250 – 90AC / DCEP20 – 24
3.21/880 – 130AC / DCEP22 – 28
4.05/32110 – 160AC / DCEP24 – 30
5.03/16140 – 200AC / DCEP26 – 32
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