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DLX Nimonic 75 wire, a premium nickel-chromium alloy designed specifically for corrosion-resistant applications in marine environments. This high-strength wire excels in resisting oxidation, pitting, and crevice corrosion caused by seawater exposure, making it an essential component for offshore platforms, shipbuilding, and underwater installations.
A-286,Nimonic80A,Nimonic90,Nimonic75,GH3030,GH3044,GH3039,GH4145,GH4169,GH2747
DLX
Bright
8.4g/cm3
ISO9001
5kg
1300-1390°C
5-20 Days
chemical,petroleum
Nickel
Product Description
The DLX Nimonic 75 wire represents a breakthrough in superalloy technology, tailored for marine corrosion resistance and high-temperature endurance. As a nickel-based alloy with 20% chromium content, it provides robust protection against marine atmospheric corrosion, chloride-induced stress cracking, and biofouling in saltwater ecosystems. This overview highlights its role in global marine industries, from North American shipyards to European offshore wind farms and Asian maritime hubs. With excellent weldability and formability, Nimonic 75 wire is versatile for custom fabrication, ensuring compliance with international standards like ASTM and ISO for marine hardware.
Maintains mechanical integrity up to 800°C, perfect for exhaust systems, turbine parts, and heat exchangers in ships operating in tropical or equatorial waters.
Built with nickel-chromium matrix, this Nimonic 75 alloy wire withstands pitting, crevice, and galvanic corrosion in oceanic environments, ideal for long-term exposure in humid coastal areas.
Through age-hardening processes, this superalloy wire achieves optimal mechanical properties, including improved yield strength for demanding aerospace nickel wire uses.
Easy to fabricate and join, Nimonic 80A supports complex designs in industrial high-stress wire manufacturing without compromising integrity.
Specification
| Item | A-286 | Nimonic75 | Nimonic80A | Nimonic90 | GH3030 | GH3044 | GH3039 | GH4145 | GH4169 | GH2747 |
| C | ≤0.08 | 0.08-0.15 | ≤0.1 | ≤0.13 | ≤0.12 | ≤0.1 | ≤0.08 | ≤0.08 | ≤0.08 | ≤0.1 |
| Mn | ≤2 | ≤1 | ≤1 | ≤1 | ≤0.7 | ≤0.5 | ≤0.4 | ≤1 | ≤0.35 | ≤1.00 |
| Fe | rest | ≤5 | ≤3 | ≤1.5 | ≤1.5 | ≤4 | ≤3.0 | 5.0-9.0 | balance | balance |
| P | ≤0.04 | -- | ≤0.02 | -- | ≤0.02 | ≤0.013 | ≤0.02 | ≤0.015 | ≤0.015 | ≤0.025 |
| S | ≤0.03 | -- | ≤0.015 | ≤0.015 | ≤0.02 | ≤0.013 | ≤0.012 | ≤0.010 | ≤0.015 | ≤0.02 |
| Si | ≤1 | ≤1 | ≤1 | ≤1 | ≤0.8 | ≤0.8 | ≤0.8 | ≤0.5 | ≤0.35 | ≤1 |
| Cu | -- | ≤0.5 | -- | ≤0.2 | ≤0.2 | ≤0.07 | ≤0.2 | ≤0.5 | ≤0.3 | -- |
| Ni | 24-27 | banlance | rest | -- | rest | rest | rest | ≥70 | 50-55 | 44.0-46.0 |
| Co | -- | -- | ≤2 | 15-21 | -- | -- | -- | ≤1 | ≤1 | -- |
| Al | ≤0.35 | -- | 1-1.8 | 1-2 | ≤0.15 | ≤0.5 | 0.35-0.75 | 0.40-1.0 | 0.2-0.8 | 2.9-3.9 |
| Ti | 1.9-2.35 | 0.2-0.6 | 1.8-2.7 | 2-3 | 0.15-0.35 | 0.3-0.7 | 0.35-0.75 | 2.25-2.75 | 0.65-1.15 | ≤0.35 |
| Cr | 13.5-16 | 18-21 | 18-21 | 18-21 | 19-22 | 23.5-26.5 | 19-22 | 14-17 | 17-21 | 15-17 |
| Nb | -- | -- | -- | -- | -- | -- | 0.9-1.3 | 0.7-1.2 | 4.75-5.5 | -- |
| Mo | 1-1.5 | -- | -- | -- | -- | ≤1.5 | 1.80-2.30 | -- | 2.8-3.3 | ---- |
| B | 0.001-0.1 | -- | ≤0.008 | ≤0.02 | -- | -- | -- | -- | -- | -- |
| V | 0.1-0.5 | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| W | -- | -- | -- | -- | -- | 13-16 | -- | -- | -- | -- |
| Zr | -- | -- | ≤0.15 | ≤0.15 | -- | -- | -- | -- | -- | -- |
| Pb | -- | -- | -- | ≤0.002 | -- | -- | -- | -- | -- | -- |
| Ce | -- | -- | -- | -- | -- | -- | -- | -- | -- | ≤0.03 |
Application Field
Essential for turbine blades, discs, and exhaust manifolds where high temperature alloy wire must endure extreme heat and vibration in commercial and military aircraft.
Utilized in power generation turbines for seals, springs, and fasteners, providing corrosion resistant performance in high-heat cycles.
Heat resistant metal wire for high-performance exhaust headers and catalytic converters, resisting thermal fatigue and corrosion from exhaust gases.
Applied in downhole tools, valves, and piping where nickel iron chromium alloy wire combats corrosive environments and high pressures.
Ideal for bolting and coil springs in boilers, furnaces, and heat exchangers, offering long-term reliability in elevated temperature settings.
Our Advantage
CHANGZHOU DLX ALLOY CO, LTD was established in 2002 and has got ISO9001 International Quality Management System Certificate and SGS Certificate. Our factory is professional in researching and producing special alloy material. From melting, drawing, heat treatment, finishing and testing .We offer nickel-based, copper-based, and iron-based alloys, including super alloy, welding materials, anti-corrosion alloy, precision alloy, FeCrAl alloy, NiCr alloy, CuNi alloy, thermocouple and etc, in the form of wire, strip, ribbon, bar, tube, plate.
Wholesale & Bulk Discounts – Special pricing for large-volume orders.
Fast & Global Shipping – Reliable worldwide delivery options.
Certified & High-Quality Material – Meets AWS, ASTM, and ISO standards.
Custom Order Sizes – Available in spools, coils, and cut-to-length options.
Guaranteed Stock Availability – Ready for immediate dispatch.
Tailored Customization Services – Offers personalized alloy specifications and wire configurations to match your unique requirements.
Samples provided – Provides samples for testing, ensuring you choose the perfect product with confidence.
FAQ
The nickel-chromium composition of Nimonic 75 alloy provides exceptional protection against chloride attacks and oxidation, outperforming standard stainless steel in harsh oceanic climates like the Indian Ocean or Arctic seas.
Yes, it maintains strength and stability at temperatures up to 800°C, making it ideal for engine parts and exhaust systems on ships in warm-water regions such as the South China Sea or equatorial Pacific.
Compared to Inconel or Hastelloy, Nimonic 75 offers better cost-effectiveness with similar seawater resistance, excelling in fatigue-prone marine structures across European and Asian offshore fields.
Absolutely, its excellent formability allows for custom diameters and lengths, tailored for applications in US West Coast harbors or Middle Eastern desalination plants.
It complies with ASTM B637, AMS 5698, and ISO 15156 for sour service, ensuring safety and performance in international maritime operations from Singapore ports to Brazilian coasts.
