Hard Facing Tubular Electrodes - Manufacturer and Supplier

Superon Technik – Leading Hard Surface Tubular Electrode Manufacturer in India

Superon Technik is known for its advanced welding solutions and high-quality tubular welding electrodes used across various heavy industries. With modern manufacturing technology, strict ISO and AWS standards, and a strong focus on R&D, the company delivers electrodes that ensure durability, strength, and consistent weld performance.

Key features include:

• High deposition rate
• Low dilution of base metal
• Non-hygroscopic coating for long shelf life
• Easy striking and re-striking
• Suitable with both AC and DC
• Excellent performance

Our Range of Hard Facing Tubular Electrodes

SUPERTRODE A 81 (T)

• Highly enriched & metallurgical mastered alloy complex carbide for extremely high abrasion and wear resistance with good impact resistance
• Complex carbide & Boron within a richly alloyed tough matrix provides excellent resistance to severe abrasion 
• Wear resistance properties even at high temperatures up to 700 °C.
• Excellent corrosion resistance 
• > 70 HRC on mild steel with single deposit
• Typical applications such as Agitator fingers, valves, mixer paddles, screw presses, coke crusher, ploughshares, ash ploughs, coke crusher segments, screw conveyors, valves, exhaust fans, agitator fingers, mill guides, mixer paddles, rake teeth in furnaces, tong bits, slag ladles, elevator bucket tips, etc. 

Typical hardness: 68 to 75 HRC

SUPERTRODE A 82 (T)

• Chrome Carbide Electrode- Iron Base.
• No buffer layers needed to hard face grey iron, austenitic manganese steels and low carbon steels. 
• Gives good abrasion and moderate impact resistance.
• Better deposit rate compared to SMAW hard-facing electrode.
• Typical applications include Coal crushing hammers, Plough shares, drag line bucket lips, Reclaimer buckets, Stacker buckets, Scraper blades, Crane knives, Conveyor chain, Rolling mill guides, etc.

Typical hardness: 55 to 60 HRC

SUPERTRODE A 83 (T)

• Micro alloyed Chrome Carbide Electrode- Iron Base.
• Gives good abrasion and moderate impact resistance even at elevated temperatures.
• Good resistance to erosion and corrosion.
• For application to dredge buckets, crusher rolls, ripper tyres, crusher hammer, muller pan tyres and pathways

Typical hardness: 58 to 64 HRC

SUPERTRODE A 86 (T)

• Chromium Niobium Carbide - Iron Base matrix provides excellent resistance to severe abrasion
• Modular-formed carbides give both good impact and abrasion resistance to wear
• > 60 HRC on stainless steel with single deposit
• Uniform Hardness without any chunking
• Ideal for rail ballast tampers, crusher hammers, dredger teeth, ripper teeth, grizzly bars, and steel guides.

Typical hardness: 60 to 66 HRC

SUPERTRODE A 87 (T)

• Complex carbide & borides within a tough matrix provide excellent resistance to severe abrasion
• Wear resistance properties even at high temperatures up to 500 °C
• > 65 HRC on mild steel with single deposit
• Uniform Hardness without any chunking
•  Applications include steelworks spike crusher rolls, grizzly bars, blast furnace bell chutes and other parts subject to high temperatures and high abrasion

Typical hardness: 65 to 68 HRC

Each grade is formulated to ensure strong bonding, controlled dilution, and excellent weld metal properties.

Advantages of Using Superon Hard Surfacing Electrodes

We provide tubular electrodes that offer several performance advantages, helping industries reduce maintenance costs and increase equipment life. These electrodes deliver higher efficiency and metallurgical strength than many standard hardfacing rods.

• High deposition efficiency for faster welding
• Low current operation, reducing heat input and distortion
• Long shelf life due to non-hygroscopic coating
• Strong abrasion resistance for harsh environments
• Smooth spray transfer for cleaner and uniform overlays
• Easy weldability, even for large or complex components
• Improved impact resistance, especially on manganese steel

Our electrodes offer consistent, reliable results while extending the life of parts exposed to friction, impact, and extreme wear.

Applications of Hardface Tubular Electrodes Across Industries

Hard surface electrodes are essential in industries where components face severe wear, abrasion, or impact. Our electrodes significantly improve working efficiency and extend the service life of machinery.

• Mining industry: Crushers, liners, buckets, earthmoving tools
• Construction equipment: Excavator teeth, shovels, wear plates
• Railways: Frogs, points, rail repair surfaces
• Cement plants: Screw conveyors, grinders, hammers
• Steel plants: Material handling components
• Earthmoving machinery: Buckets, bucket edges, pads
• Agricultural equipment: Ploughs, blades, cutting edges

These applications show how essential Hard Surface Tubular Electrodes are in restoring worn parts and enhancing durability.

How to Choose the Right Hard Surface Welding Rod for Your Project?

Choosing the right electrode ensures long-lasting protection and strong weld performance. Selecting a hardfacing electrode depends on the type of wear and the base metal.

1. Identify the Wear Type

• Abrasive wear: Choose chromium carbide-based electrodes like SUPERTRODE A 82 (T)
• Impact wear: Choose manganese steel compatible electrodes like SUPERTRODE A 83 (T)
• Mixed wear: Select a versatile electrode with combined properties

2. Match the Base Metal

Ensure the electrode is compatible with steel types such as manganese steel, mild steel, or alloy steel. This ensures strong bonding and crack-free performance.

3. Welding Position and Current

Superon electrodes support both AC and DC and offer easy weldability in multiple positions.

4. Operational Environment

For high-temperature or heavy-load applications, choose electrodes with strong metallurgical properties and high hardness.

5. Deposition Requirement

Select an electrode based on the level of buildup required, whether thin overlay or heavy layer deposition.

Superon offers expert guidance to help users choose the ideal electrode for their industrial needs.

FAQs

1. What are Hard Surface Tubular Electrodes and how do they work?

Hard Surface Tubular Electrodes are specialised welding rods filled with alloying materials designed to create a tough, wear-resistant layer on metal surfaces. They deposit weld metal that protects components from abrasion, impact, and wear.

2. What is the difference between tubular and solid welding electrodes?

Tubular electrodes have a hollow structure filled with alloy powder, providing higher deposition rates and lower heat input. Solid electrodes are fully metal and usually have slower deposition and more dilution.

3. How do I select the right electrode for abrasive or impact wear?

Choose chromium carbide tubular electrodes for abrasive wear and manganese steel compatible electrodes for heavy impact. Superon provides options for both conditions.

4. What are the benefits of using Superon hard-facing electrodes?

They provide high deposition efficiency, strong wear resistance, easy weldability, long shelf life, and reliable bonding even in harsh working environments.

5. Which industries commonly use hard surface electrodes?

Mining, construction, railways, steel plants, earthmoving equipment, cement plants, and agricultural machinery rely heavily on hardfacing electrodes.

6. What is the average lifespan improvement after hardfacing?

Hardfacing can extend component life by two to five times, depending on operating conditions and the electrode grade used.