In the challenging environment of industrial welding, choosing the appropriate filler material is essential to guarantee the reliability and durability of welded joints. One such high-performance welding electrode is ERNiCrMo-10, a nickel-chromium-molybdenum alloy that is well known for its superior corrosion resistance and mechanical properties.
What Is ERNiCrMo-10?
ERNiCrMo-10 is a weld filler metal, which falls under the AWS A5.14 and ASME SFA A5.14 specifications. It is used mainly for welding nickel-chromium-molybdenum base metals such as Hastelloy, Inconel, and Monel alloys. The alloy is also appropriate for dissimilar welding where stainless steels and carbon steels are involved.
Chemical Composition
The typical chemical composition of ERNiCrMo-10 includes:
| Nickel (Ni) | Remainder |
| Chromium (Cr) | 20.0–22.5% |
| Molybdenum (Mo) | 12.5–14.5% |
| Iron (Fe) | 2.0–6.0% |
| Manganese (Mn) | Max 1.0% |
| Silicon (Si) | Max 0.2% |
| Phosphorus (P) | Max 0.03% |
| Sulfur (S) | Max 0.015% |
| Copper (Cu) | Max 0.50% |
| Cobalt (Co) | Max 2.5% |
| Vanadium (V) | Max 0.35% |
| Tungsten (W) | 2.5–3.5% |
| Other elements | Max 0.50% |
Mechanical Properties
ERNiCrMo-10 exhibits impressive mechanical properties, making it suitable for high-stress applications:
- Tensile Strength: Approximately 115,000 psi (793 MPa)
- Yield Strength: Around 82,000 psi (565 MPa)
- Elongation: Approximately 38%
Corrosion Resistance
This alloy excels in environments prone to various forms of corrosion:
- Oxidation Resistance: Withstands high temperatures and oxygen-rich environments.
- Pitting and Crevice Corrosion Resistance: Resistant to chloride-induced corrosion, making it ideal for marine applications.
- Stress-Corrosion Cracking Resistance: Suitable for industries where mechanical stresses and harsh chemicals are prevalent.
Applications
ERNiCrMo-10 is widely used in:
- Chemical Processing Equipment: For components exposed to corrosive substances.
- Marine Environments: Ideal for applications in seawater.
- Power Generation Equipment: Suitable for components subjected to high temperatures.
- Dissimilar Metal Welding: Effective for joining nickel alloys to stainless or carbon steels.
Welding Techniques
This alloy can be welded using various techniques:
- Shielded Metal Arc Welding (SMAW): Commonly used for field applications.
- Gas Metal Arc Welding (GMAW): Suitable for high-speed welding.
- Gas Tungsten Arc Welding (GTAW): Provides precise control for thin materials.
- Submerged Arc Welding (SAW): Used for high-deposition rates.
Why Choose ERNiCrMo-10?
Opting for ERNiCrMo-10 ensures:
- Enhanced Durability: Long-lasting joints in corrosive and high-temperature environments.
- Versatility: Suitable for a wide range of applications and materials.
- Reliability: Proven performance in critical industries.
Get in Touch
Whether you’re planning a new project or restocking for production, we’re just a call or click away.
📧 Email us: info@shantimetal.com, materials@shantimetal.com
📞 Call us: +91-9920631634 / +91-9820031634
