ERNiCrFe-2 (AWS 5.14)
AWS A5.14 (welding wire)
National standards: GB/T 13814 ENi6133, ISO 14172-ENi 6133, ensuring global compliance and trust.
Welding wire code: ERNiCrFe-2 (AWS 5.14), your key to precision and reliability.
1. Composition & Specifications
Chemical Composition: Tailored for excellence.
Nickel (Ni): ≥50%, a robust backbone for strength and resilience.
Chromium (Cr): 14.5-16.5%, providing corrosion resistance and durability.
Molybdenum (Mo): 15-17%, amplifying resistance to aggressive environments.
Tungsten (W): 3.0-4.5%, ensuring added stability and high-temperature performance.
Iron (Fe): 4.0-7.0%, contributing to the alloy's overall balance and strength.
Low impurities: C ≤ 0.02%, S ≤ 0.015%, P ≤ 0.02%, ensuring high purity and performance.
Standards Compliance: AWS A5.14 (welding wire), AWS A5.11 (covered electrode), for assured quality and consistency.
2. Physical & Mechanical Properties
Physical: Rigorous attributes for demanding applications.
Density: 8.9 g/cm³, offering optimal material density for strength.
Melting Range: 1,325-1,370°C, catering to high-temperature operations.
Mechanical: Engineered for superior mechanical performance.
Tensile Strength: ≥690 MPa, a testament to its robust structure.
Yield Strength: ≥400 MPa, ensuring durability under stress.
Elongation: ≥22% (typical values: 720 MPa tensile, 560 MPa yield, 40% elongation), exemplifying flexibility and toughness.
Metallurgical Structure: Face-centered cubic (FCC) austenitic matrix, providing a stable and ductile framework.
3. Key Applications
Primary Use: Skillful welding of Hastelloy C-276 and similar Ni-Cr-Mo alloys 36, ensuring robust and reliable joints.
Dissimilar Metal Joining: Seamlessly bind:
Nickel alloys ↔ Stainless steel/low-alloy steel
Nickel alloys ↔ Carbon steel, enabling versatility across different materials.
Cladding & Repair: Surface overlay on steel to significantly enhance corrosion resistance, extending lifespan and reliability.
Industries: Ideal for chemical processing, oil/gas, aerospace, flue gas desulfurization (FGD), and cryogenic services (as low as -196°C), expanding possibilities in extreme conditions.
4. Welding Process Guidelines
Methods: Expertly works with TIG (GTAW), MIG (GMAW), and SMAW (for ENiCrMo-4 variant), offering flexibility for various applications.
Parameters: Optimized for precision and reliability.
Preheat: Electrodes baked at 350°C for 1 hour, adhering to low-hydrogen practice to prevent defects.
Gas Shielding: Utilizes ≥99.99% pure argon; flow rate 10-15 L/min, ensuring protection during the welding process.
Current: DC+ polarity; 70-140 A (varies with diameter), tailored for precise control.
Critical Practices: Steps to assure quality and integrity.
Clean base metal (remove rust/oil/moisture), crucial for optimal bond strength.
Low heat input and interpass temperature to avoid cracking, maintaining the structural integrity of the weld.
5. Product Forms & Availability
Wire: Available in forms designed for seamless integration into your projects.
Diameters: Available in a diverse range from 0.6 mm to 3.2 mm, expertly spooled for both MIG and TIG applications, ensuring versatility and precision in your projects.
Electrode (SMAW): Precisely engineered for superior performance and reliability in the most demanding welding tasks.
Diameters: Offered in sizes ranging from 1.6 mm to 5.0 mm, catering to a variety of welding needs with precision and consistency.
6. Performance Advantages: Discover a world of unrivaled benefits with our high-performance nickel alloy, crafted to meet exceptional standards.
Corrosion Resistance: Experience unmatched protection with superior performance against corrosive environments:
Acidic media: Designed to excel in harsh environments such as sulfuric and hydrochloric acids, providing lasting durability.
Chloride-induced pitting and crevice corrosion: Offers exceptional defense to ensure longevity and integrity in challenging conditions.
Crack Resistance: Boasting low susceptibility to stress-corrosion cracking (SCC) due to its high Mo/W content, ensuring robustness and reliability.
Detailed Photos: Explore the intricate details and superior craftsmanship of our products through our comprehensive photo gallery.
Product Parameters: Delve into the comprehensive specifications that define the quality and performance of our high-end nickel alloy products.
| AWS A5.4 |
ERNi-1 |
ERNiCu-7 |
ERNiCr-3 |
ERNiCrFe-5 |
ERNiCrMo-3 |
ERNiCrMo-4 |
ERNiFeCr-1 |
Tensile Strength
(N/mm2) |
514 |
541 |
671 |
651 |
819 |
729 |
602 |
Elongation
(%) |
44 |
39 |
41 |
45 |
39 |
45 |
33 |
| C |
0.02 |
0.02 |
0.03 |
0.06 |
0.037 |
0.012 |
0.02 |
| Mn |
0.24 |
3.21 |
3.05 |
0.51 |
0.06 |
0.5 |
0.5 |
| Si |
0.34 |
0.68 |
0.12 |
0.14 |
0.11 |
0.01 |
0.11 |
| P |
0.34 |
1.53 |
2.4 |
1.99 |
3.37 |
0.23 |
0.81 |
| Ti |
0.34 |
1.53 |
/ |
/ |
/ |
/ |
0.81 |
| S |
0.14 |
0.47 |
1.41 |
6.82 |
3.9 |
5.4 |
28.24 |
| Cr |
/ |
/ |
19.86 |
14.79 |
21.55 |
15.9 |
22.61 |
| Ni |
95.5 |
65.68 |
72.8 |
75.06 |
61.65 |
REM |
42.91 |
| Cu |
0.01 |
REM |
0.03 |
0.03 |
/ |
/ |
/ |
| Mo |
0.01 |
REM |
0.03 |
0.03 |
8.49 |
16 |
2.67 |
| Nb |
/ |
|
2.4 |
1.99 |
3.37 |
/ |
|
| V |
/ |
|
|
|
|
0.23 |
|
| Fe |
0.14 |
0.47 |
1.41 |
6.82 |
3.9 |
5.4 |
28.24 |
Certifications: Our commitment to excellence is backed by globally recognized standards and certifications.
CE & ISO: Certified to meet and exceed industry standards, ensuring trust and credibility in every product we offer.
Packaging & Shipping: Ensuring your products are delivered safely and efficiently, packaged with the utmost care.
1kg, 5kg, 15kg, 20kg, 25kg/spool (tube): Available in a variety of packaging options to suit your specific needs, providing flexibility and convenience.
Our Advantages: Discover the unique benefits and superior quality that set us apart in the industry.
We are a Manufacture that can produce as your special requests: Tailored manufacturing solutions to meet your precise specifications and requirements.
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