E NiCu 7

Name: E NiCu 7
Brand: SHREE KAILAJI ALLOYS PVT. LTD.
Price: 200.0 INR
Availability: InStock

Price 200.0 INR/ Piece

Get a Price/Quote

MOQ : 100 Pieces

E NiCu 7 Specification

Material
NICKEL ALLOY

Usage
WELDING

Diameter
2.5mm, 3.15mm, 4.0mm

Length
350mm, 450mm

Opening Pattern
Open Arc

Voltage
50-60V

Welding Current
80-180A

Color
GREY

Working Temperature
120-150C

Standard
AWS A5.11 ENiCu-7

Polarity
AC / DC+

Tensile Strength
Over 550 MPa

Packaging
2kg/box, 5kg/box

Coating Type
Heavy Coated (Rutile)

Applications
Suitable for joining and surfacing of nickel-copper alloys, cryogenic work, and marine structures

Deposition Efficiency
Approx. 110%

E NiCu 7 Trade Information

Minimum Order Quantity
100 Pieces

Delivery Time
3 Days

Packaging Details
BOX

Main Domestic Market
All India

About E NiCu 7

E NiCu7 is a basic-coated welding electrode for joining and surfacing nickel-copper (Monel) alloys, known for depositing low-iron, highly corrosion-resistant welds ideal for marine, chemical, and oil refining applications, offering excellent mechanical properties and machinability for dissimilar joints between Monel, steels, and copper alloys.

Key Characteristics & Specifications

Type: Basic-coated electrode (SMAW) for Monel alloys (like Monel 400, K500) and dissimilar welding.
Composition: Deposits weld metal with high nickel (approx. 65%) and copper (approx. 30%), low iron, and elements like manganese and titanium.
Corrosion Resistance: Excellent resistance to seawater, salts, chlorinated solvents, and reducing acids.
Mechanical Properties: Produces strong, ductile welds (e.g., 490-590 MPa UTS, 30-40% Elongation) that are easily machinable.
Applications: Joining Monel to itself, Monel to steel, surfacing steel for corrosion protection, and for heat exchangers, pumps, valves, and chemical processing equipment.
Operating Conditions: Suitable for a wide temperature range, from cryogenic (-196C) up to +450C, and works with both AC and DC current.

Standards

AWS: A5.15 (Electrodes for Cast Iron, but this is for NiCu alloys).
EN/ISO: S Ni 4060 (for wire ERNiCu-7).

Superior Performance for Nickel-Copper Alloys

E NiCu 7 electrodes are specifically formulated for welding nickel-copper alloys, providing robust tensile strength and reliability. The heavy rutile coating ensures stable operation and strong, corrosion-resistant joints, making it suitable for demanding industrial, marine, and cryogenic settings.

Versatile Application and Process Compatibility

Featuring compatibility with AC and DC+ power sources, E NiCu 7 adapts effortlessly to various welding machines and environments. Its open arc design facilitates easy handling, while the high deposition efficiency streamlines operations, minimizing downtime.

FAQ's of E NiCu 7:

Q: How should E NiCu 7 electrodes be used for optimal welding results?

A: For optimal performance, use E NiCu 7 electrodes within the specified current range (80-180A) and voltage (50-60V), maintaining a working temperature between 120-150C. Ensure the surface is clean before welding and select the correct diameter (2.5mm, 3.15mm, or 4.0mm) based on your joint requirements.

Q: What are the main applications of E NiCu 7 electrodes?

A: E NiCu 7 electrodes are primarily used for joining and surfacing nickel-copper alloys. They are particularly valued in cryogenic work, marine structures, and environments requiring corrosion-resistant welds.

Q: When is it beneficial to select E NiCu 7 over other welding electrodes?

A: Opt for E NiCu 7 electrodes when high tensile strength and superior resistance to corrosion are crucial, such as in marine repairs, chemical processing facilities, or cryogenic installations.

Q: Where are E NiCu 7 electrodes commonly supplied and in what packaging?

A: E NiCu 7 electrodes are widely available across India through importers, manufacturers, suppliers, and traders, offered in convenient 2kg and 5kg boxes to suit various project scales.

Q: What is the process compatibility for E NiCu 7 electrodes?

A: These electrodes are compatible with both AC and DC+ polarity and are designed for open arc welding, providing versatility across different welding setups and machines.

Q: What are the benefits of using a heavy coated (rutile) electrode like E NiCu 7?

A: The heavy rutile coating enhances arc stability, reduces spatter, and improves slag removal, resulting in stronger, cleaner welds with higher deposition efficiency (approx. 110%).

Tell us about your requirement