Hastelloy C-276 Tube for Flue Gas Desulfurization Scrubber Piping
Our Hastelloy C-276 tubes are the ultimate solution for flue gas desulfurization (FGD) scrubber piping. Made from a nickel-molybdenum-chromium alloy, these tubes laugh in the face of corrosive acidic gases, wet environments, and high temperatures. They’re perfect for FGD systems in power plants, handling everything from sulfuric and hydrochloric acids to chlorine with ease. Easy to weld and form, they ensure reliable performance in scrubbers, ducts, and piping systems. Their resistance to pitting and crevice corrosion makes them a standout for tough industrial setups.
Parameter | Hastelloy C-276 Tubes | Other Nickel Alloys | Stainless Steel |
|---|---|---|---|
Acidic Gas Resistance | Excellent in wet, acidic FGD environments | Good, but less consistent in mixed corrosives | Poor, corrodes in acidic and chloride conditions |
Temperature Resilience | Strong at high temperatures | Varies, some alloys weaken at extreme heat | Limited, degrades at high temps |
Weldability | Excellent, no corrosion in weld zones | Good, but some need special techniques | Moderate, weld areas prone to corrosion |
Pitting/Crevice Corrosion | Superior resistance, even in chlorides | Moderate, depends on alloy | Poor, highly susceptible to pitting |
Oxidizing Media Resistance | Handles oxidizing and reducing conditions | Varies, some struggle with oxidizing media | Better in oxidizing, fails in reducing acids |
Durability | Extremely durable, long service life | Moderate to high, depends on alloy | Moderate, shorter lifespan in harsh settings |
Fabrication Ease | Easy to weld and form | Moderate, some alloys are tougher to work with | Easy, but corrosion limits applications |
Cost-Effectiveness | High initial cost, but long-term savings | Varies, some cheaper but less durable | Lower cost, but frequent replacements needed |
The FGD market is growing fast, driven by stricter environmental regulations worldwide. Power plants and industrial facilities are under pressure to cut sulfur emissions, boosting demand for robust materials like our Hastelloy C-276 tubes. The global push for cleaner energy, paired with aging infrastructure in developed markets, is fueling retrofits and new installations. Emerging economies are also ramping up FGD systems, creating opportunities for corrosion-resistant piping. Trends show a shift toward materials that offer longer lifespans and lower maintenance costs, and our tubes fit the bill perfectly. The market rewards durability and reliability, and we’re leading the charge.
Applications
Our Hastelloy C-276 tubes shine in demanding environments:
Power Generation: Critical for FGD scrubbers, ducts, and piping exposed to acidic gases.
Chemical Processing: Used in reactors and pipelines handling corrosive chemicals.
Oil and Gas: Ideal for sour gas environments and offshore platforms.
Pulp and Paper: Stands up to chlorine-based bleaching processes.
Waste Treatment: Perfect for systems dealing with acidic and chloride-heavy waste streams.
These tubes are built to handle the toughest conditions, keeping systems running smoothly.
Specification
item | HC-276 | C-22 | C-4 | B2 | B3 | N |
C | ≤0.01 | ≤0.015 | ≤0.015 | ≤0.02 | ≤0.01 | 0.04-0.08 |
Mn | ≤1 | ≤0.5 | ≤1 | ≤1 | ≤3 | ≤1 |
Fe | 4-7 | 2-6 | ≤3 | ≤2 | ≤1.5 | ≤5 |
P | ≤0.04 | ≤0.02 | ≤0.04 | ≤0.04 | -- | ≤0.015 |
S | ≤0.03 | ≤0.02 | ≤0.03 | ≤0.03 | -- | ≤0.02 |
Si | ≤0.08 | ≤0.08 | ≤0.08 | ≤0.1 | ≤0.1 | ≤1 |
Ni | rest | rest | rest | rest | ≤65 | rest |
Co | ≤2.5 | ≤2.5 | ≤2 | ≤1 | ≤3 | ≤0.2 |
Ti+Cu | -- | -- | ≤0.7 | -- | ≤0.4 | ≤0.35 |
Al+Ti | -- | -- | -- | -- | ≤0.5 | ≤0.5 |
Cr | 14.5-16.5 | 20-22.5 | 14-18 | ≤1 | ≤1.5 | 6-8 |
Mo | 15-17 | 12.5-14.5 | 14-17 | 26-30 | ≤28.5 | 15-18 |
B | -- | -- | -- | -- | -- | ≤0.01 |
W | 3-4.5 | 2.5-3.5 | -- | -- | ≤3 | ≤0.5 |
V | ≤0.35 | ≤0.35 | -- | 0.2-0.4 | -- | ≤0.5 |
Shape | Size (mm) |
Wire | 0.5-7.5 |
Rod/Bar | 8.0-200 |
Strip | (0.5-2.5)*(5-180) |
Tube/Pipe | Custom made |
Sheet/Plate | Custom made |
For more details, pls directly contact us.
Our Hastelloy C-276 tubes set the standard for quality and performance. We manufacture with precision, meeting ASTM specs for corrosion resistance and strength. Rigorous in-house testing ensures every tube is ready for the harshest FGD environments. Our large inventory and fast delivery keep your projects on schedule, and we offer custom sizes to match your exact needs. Our team provides expert guidance, from material selection to installation. While others may skimp on quality, we deliver tubes that last, saving you downtime and replacement costs.
Conclusion
For FGD scrubber piping, our Hastelloy C-276 tubes are the smart choice. They combine top-tier corrosion resistance, high-temperature strength, and easy fabrication to meet the demands of modern power plants and industrial systems. With the FGD market growing and regulations tightening, our tubes offer the durability and reliability you need to stay ahead. Trust us for quality, fast delivery, and a partner who understands your industry’s challenges.
About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. We also provide chemical analysis reports for every FeCrAl alloy, NiCr alloy, and other products purchased.
For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.
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FAQs:
Why use Hastelloy C-276 tubes for flue gas desulfurization (FGD) systems?
They resist corrosion from acidic gases and wet environments, making them perfect for FGD scrubber piping.What industries benefit from Hastelloy C-276 tubes?
Power generation, chemical processing, oil and gas, pulp and paper, and waste treatment rely on their durability.Can Hastelloy C-276 tubes handle high temperatures?
Yep, they stay strong at elevated temperatures, ideal for harsh FGD conditions.Are Hastelloy C-276 tubes good for welding?
Totally, they weld easily and maintain corrosion resistance in welded areas.What corrosives can Hastelloy C-276 tubes withstand?
They tackle sulfuric acid, hydrochloric acid, chlorine, and oxidizing media with ease.How do Hastelloy C-276 tubes perform in pitting corrosion?
They’re top-notch at resisting pitting and crevice corrosion, even in chloride-heavy environments.What’s the typical lifespan of Hastelloy C-276 tubes in FGD systems?
With proper care, they can last decades, outlasting many other materials.Are Hastelloy C-276 tubes worth the cost?
Their long life and low maintenance make them a cost-effective choice for tough applications.