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Hastelloy C276 Pipe – Premium Corrosion Resistant Alloy from China Manufacturer
Hastelloy C276 Pipe, a nickel-molybdenum-chromium superalloy, offers unmatched corrosion resistance in harsh environments. Renowned for its durability, this Corrosion Resistant Alloy excels in chemical processing, oil and gas, and marine applications. As a trusted China manufacturer, we deliver high-quality Hastelloy C276 Pipe for global industries.
Price: Contact Us for a Custom Quote
Contact our sales team for a quote on Hastelloy C276 Pipe pricing and availability. Flexible terms tailored to your needs.
Specifications
- Outer Diameter: 6 mm to 610 mm
- Wall Thickness: 0.5 mm to 30 mm
- Length: Up to 12 meters or customized
- Surface Treatment: Annealed, pickled, or polished
- Standards: ASTM B622, ASME SB622, UNS N10276
Key Features (Advantages)
- Superior resistance to pitting and crevice corrosion
- Excellent performance in acidic and alkaline environments
- High strength and durability in extreme temperatures
- Versatile for seamless and welded configurations
- Low maintenance, long service life
Applications
Hastelloy C276 Pipe is widely used in industries requiring robust Corrosion Resistant Alloys:
- Chemical Processing: Reactors, heat exchangers
- Oil and Gas: Sour gas pipelines, offshore platforms
- Pulp and Paper: Bleaching systems
- Marine: Seawater handling equipment
- Power Generation: Flue gas desulfurization systems
Chemical Composition of Hastelloy C276 Pipe
| Element | Percentage (%) |
|---|---|
| Nickel (Ni) | 50.0–57.0 |
| Molybdenum (Mo) | 15.0–17.0 |
| Chromium (Cr) | 14.5–16.5 |
| Iron (Fe) | 4.0–7.0 |
| Tungsten (W) | 3.0–4.5 |
| Cobalt (Co) | ≤2.5 |
| Others | Trace |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥690 MPa |
| Yield Strength (0.2% offset) | ≥283 MPa |
| Elongation | ≥40% |
| Hardness (Brinell) | ≤240 HB |
Chemical Properties
Hastelloy C276 Pipe resists a wide range of corrosive media:
- Acids: Sulfuric, hydrochloric, nitric
- Alkalis: Sodium hydroxide, potassium hydroxide
- Environmental Restrictions: Avoid prolonged exposure to temperatures above 1000°F (538°C) to prevent embrittlement.
Things to Note (Limitations)
- Not suitable for oxidizing environments above 1000°F (538°C)
- Potential for stress corrosion cracking in specific chloride-rich conditions
- Higher hastelloy pipe price compared to standard alloys
Corrosion Data for Hastelloy C276 Pipe
| Environment | Corrosion Rate (mm/year) |
|---|---|
| Atmospheric (Rural) | <0.01 |
| Seawater | <0.02 |
| 10% Sulfuric Acid (60°C) | <0.1 |
| 10% Hydrochloric Acid (60°C) | <0.2 |
Welding and Manufacturing Tips
Hastelloy C276 Pipe supports multiple welding methods:
- Recommended Methods: TIG, MIG, shielded metal arc welding
- Fabrication: Cold forming, hot forming, machining with carbide tools
- Precautions: Use low heat input to avoid grain boundary precipitation
What Customers Say About Our Hastelloy Material
Frequently Asked Questions
Q: What is the difference between Hastelloy C276 and other Hastelloy grades?
A: Hastelloy C276 is known for its exceptional resistance to both oxidizing and reducing agents, setting it apart from other grades that may specialize in specific conditions.
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Q: How do these pipes perform in seawater applications?
A: Hastelloy C276 Pipes demonstrate excellent corrosion resistance in marine environments, making them ideal for seawater applications.
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Q: What specifications should I consider when purchasing?
A: Key specifications include dimensions, surface finish, and compliance with ASTM standards.
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Q: What industries use Hastelloy C276 Pipe?
A: Chemical, oil and gas, marine, and power generation.
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Q: What is the typical hastelloy pipe price?
A: Pricing varies; contact us for a customized quote.