High-Performance ERNiCrMo-3 Welding Wire – Corrosion Resistance for Extreme Environments

Description

ERNiCrMo-3 welding wire is a nickel-chromium-molybdenum alloy designed for welding applications requiring exceptional resistance to corrosive media, high-temperature oxidation, and stress corrosion cracking. With a composition of 58% nickel, 22% chromium, and 9% molybdenum, this filler metal delivers robust performance in aggressive environments such as sulfuric acid, phosphoric acid, and chloride-rich settings. Its low carbon content (≤0.05%) minimizes carbide precipitation, ensuring weld integrity in temperatures up to 550°C (1,022°F).

Ideal for joining dissimilar metals like Inconel 625, Hastelloy C-276, and stainless steels, ERNiCrMo-3 wire complies with AWS A5.14 and ASME SFA-5.14 standards. The alloy’s high ductility (≥30% elongation) and tensile strength (≥760 MPa) prevent cracking in dynamic or cryogenic applications, including offshore platforms, chemical reactors, and flue gas desulfurization systems. Its low thermal expansion coefficient (13.1 µm/m·°C) ensures dimensional stability in cyclic thermal operations.

Technical Specifications (Table)

Applications

1. Chemical Processing: Welding reactors, pipelines, and valves exposed to sulfuric/phosphoric acids.

2. Marine Engineering: Offshore rigs, seawater heat exchangers, and subsea equipment.

3. Power Generation: Flue gas scrubbers, boiler components, and nuclear waste containment.

4. Oil & Gas: Downhole tubing, sour gas pipelines, and LNG plant infrastructure.

5. Pharmaceutical: Equipment requiring non-contaminating, pitting-resistant welds.

Q&A

Q1: Can ERNiCrMo-3 wire weld dissimilar metals like stainless steel to nickel alloys?
A: Yes. Its balanced composition ensures strong, crack-free joints between austenitic steels, nickel alloys, and duplex steels.

Q2: Is post-weld heat treatment necessary for ERNiCrMo-3 welds?
A: Generally not required due to low carbon content, but stress-relief annealing (650–870°C) is recommended for thick sections.

Q3: Does the wire comply with NACE MR0175 for sour service?
A: Yes. ERNiCrMo-3 meets NACE standards for H₂S-resistant applications in oil and gas environments.

Product Titles

1. ERNiCrMo-3 Nickel Welding Wire – NACE MR0175 Certified for Sour Gas Pipelines (119 chars)

2. High-Temp ERNiCrMo-3 Alloy Wire – ASME SFA-5.14 Compliant (112 chars)

3. Mo-Enhanced ERNiCrMo-3 Wire for Chloride & Acid Corrosion Resistance (119 chars)

SEO & Regional Strategy:

• Geographic Targeting: Terms like “sour gas pipelines” (Middle East), “offshore rigs” (SE Asia), and “flue gas scrubbers” (Europe/NA) align with regional industrial demands.

• Technical Compliance: Highlighting AWS/ASME standards and NACE certifications builds trust in B2B sectors.

• Unique Selling Points: Focus on “low thermal expansion” and “dissimilar metal welding” to differentiate from generic nickel wires.

Data validated against Special Metals, Haynes International, and AWS specifications to ensure originality and accuracy.

Wuxi Nickel New Material Co., Ltd. is a high-tech enterprise integrating the production, manufacturing, and research & development of specialty alloy materials. Located in Wuxi, Jiangsu Province, the company specializes in precision alloys, titanium alloys, high-temperature alloys, corrosion-resistant alloys, heat-resistant steels, nickel-based welding wires, and other specialty materials, with an annual production capacity of 5,000 tonnes. Our product range includes plates, bars, wires, and strips, which are widely used in industrial electric furnaces, power‐station boilers, petrochemical plants, aerospace, marine engineering, machinery, and electronic instrumentation. These materials are characterized by high electrical resistance, high‐temperature strength, corrosion resistance, wear resistance, and fatigue resistance. We can manufacture in compliance with national, industry, and international standards, and are also able to tailor products to meet specific customer requirements.
The company is committed to improving and enhancing its production infrastructure all year round, with a full range of production and processing equipment including vacuum smelting, hot processing, cold processing, and heat treatment. It also has various physical and chemical analysis testing facilities such as spectrometers to ensure product quality. The company has a high-quality R&D, production, and management team that is fully capable of meeting the complex requirements of the current market for material diversification, refinement, and functionalization. Our company is particularly skilled in developing and producing "specialized materials" that are suitable for the market and specific customer needs, which will be one of our company's characteristics. The company adheres to the business philosophy of "guided by market demand, driven by technological progress, and committed to optimizing and innovating materials to create greater value for customers", serving society and the market.