Explore our range of Hastelloy C276 precision tubes, including high-pressure instrumentation tubes, corrosion-resistant C276 seamless tubing, petrochemical and chemical instrumentation tubing, and custom C276 control-line tubes for critical service applications.
At New Eagle Industrial Corporation, we offer premium Hastelloy C276 instrumentation tubes manufactured as per ASTM B622 standards, designed for critical applications in highly corrosive environments. These tubes are engineered from high-performance nickel-molybdenum-chromium alloys, providing exceptional resistance to oxidizing and reducing agents. Our C276 instrumentation tubes ensure long-term reliability, precision, and durability, meeting stringent industry specifications for instrumentation systems.
Hastelloy C276 instrumentation tubes are produced with exacting tolerances to ensure uniform wall thickness and superior dimensional accuracy, which is essential for high-pressure instrumentation and control systems. The seamless design reduces the risk of leakage, enhances mechanical strength, and provides outstanding performance under extreme temperatures and pressures. Our Alloy C276 instrumentation tubes are suitable for various flow, measurement, and analytical equipment, offering consistent quality for demanding industrial applications.
We specializes in supplying customized Hastelloy C276 instrumentation tubes to meet project-specific requirements, including varying diameters, wall thicknesses, and finishes. All our tubes undergo rigorous quality testing and certification to ensure compliance with ASTM B622 and international standards. With a focus on reliability and technical excellence, we support industries worldwide with corrosion-resistant C276 tubing that enhances safety, efficiency, and operational performance.
Hastelloy C276 Instrumentation Tubes – Technical Specifications
Standard
Grade
Manufacturing Process
Outer Diameter Range (OD)
Wall Thickness
Length
Surface Finish
End Finish
Tolerances
Testing & Inspection
Heat Treatment
Surface Protection
Certifications
Equivalent Standards
Applications
Instrumentation Tubes
- Stainless Steel
- ASTM A269 TP316
- ASTM A269 TP316L
- ASTM A269 TP317/317L
- ASTM A269 TP904/904L
- Hastelloy (C276 – ASTM B622)
- Monel 400 (ASTM B163 / B165)
- Inconel 625 (ASTM B444)
- Incoloy 825 (ASTM B423)
- SMO 254 (ASTM A213 / A269)
- Duplex (UNS S31803 / S32205 – ASTM A789 / A790)
- Super Duplex (UNS S32750 / S32760 / 2507 – ASTM A789 / A790)
- Copper (ASTM B68 / B75 / B251)
Precision-Engineered Products
ASTM B622 C276 instrumentation tubing – Chemical Composition
Hastelloy C276 is a nickel-molybdenum-chromium alloy designed for extreme corrosion resistance in oxidizing and reducing environments. Its carefully balanced chemical composition ensures excellent performance in chemical processing, petrochemical, and high-pressure instrumentation systems, making it ideal for seamless and precision instrumentation tubes.
| Element | Composition (%) |
|---|---|
| Nickel (Ni) | 57 min |
| Molybdenum (Mo) | 15–17 |
| Chromium (Cr) | 14.5–16.5 |
| Iron (Fe) | 4 max |
| Cobalt (Co) | 2.5 max |
| Tungsten (W) | 3–4.5 |
| Manganese (Mn) | 1 max |
| Silicon (Si) | 0.08 max |
| Carbon (C) | 0.01 max |
| Phosphorus (P) | 0.04 max |
| Sulfur (S) | 0.03 max |
| Copper (Cu) | 0.5 max |
| Niobium + Tantalum (Nb+Ta) | 0.4–0.7 |
Alloy C276 instrumentation tube – Mechanical Properties
Hastelloy C276 exhibits high tensile and yield strength, excellent ductility, and reliable hardness, making it suitable for high-pressure and high-temperature instrumentation applications. Its mechanical stability ensures safety and longevity in critical chemical and petrochemical control systems.
| Property | Value / Range |
|---|---|
| Tensile Strength (MPa) | 485–690 |
| Yield Strength (0.2% Offset, MPa) | 205–275 |
| Elongation (%) | 40 min |
| Hardness (HRB) | 70 max |
| Modulus of Elasticity (GPa) | 207 |
| Density (g/cm³) | 8.9 |
| Melting Point (°C) | 1290–1350 |
C276 seamless instrumentation tubes – Equivalent Grades
Hastelloy C276 is recognized internationally under various standards, ensuring global compatibility for instrumentation tubing, chemical processing, and high-performance industrial applications. These equivalents help engineers and buyers identify suitable alternatives across different regions and specifications.
| Standard | Equivalent Grade / Code |
|---|---|
| UNS | N10276 |
| EN / WNR | 2.4819 |
| ASTM | B622 |
| ASME | SB622 |
| JIS | NCF2 / NC22 |
| AFNOR (France) | NC17D15M3 |
| BS (UK) | 2.4819 / NA 21 |
| DIN (Germany) | NiMo16Cr15W |
| GOST (Russia / CIS) | ХАВ5 |
Why Choose Hastelloy C276 Instrumentation Tubes?
- Outstanding corrosion resistance in acidic and chloride-rich environments
- High mechanical strength at high temperatures
- Suitable for high-pressure instrumentation and control lines
- Excellent resistance to pitting and crevice corrosion
- Smooth internal and external finish for accurate signal transmission
- High weldability and formability
- Long service life in aggressive media
What makes Hastelloy C276 suitable for instrumentation tubes?
- Exceptional Corrosion Resistance: Hastelloy C276 withstands highly corrosive environments, including oxidizing and reducing chemicals, ensuring long-term reliability.
- High Mechanical Strength: The alloy maintains structural integrity under high pressures and extreme temperatures, making it ideal for critical instrumentation lines.
- Stability and Precision: Its chemical and dimensional stability allows accurate measurements and safe control-line operations in chemical, petrochemical, and power industries.
Are Hastelloy C276 instrumentation tubes available in custom sizes?
- Custom Diameters and Wall Thicknesses: Tubes can be manufactured to suit specific project requirements for precision applications.
- Flexible Lengths and Coil Forms: Available in cut lengths or coiled tubing for easy installation in complex instrumentation systems.
- Tailored for Industry Needs: New Eagle Steel provides customized solutions to ensure optimal performance and compliance with ASTM B622 standards.
Global Export Network for Hastelloy C276 instrumentation Tubing
As a trusted manufacturer and exporter, New Eagle Steel supplies Hastelloy C276 Instrumentation Tubes globally. Our high-performance products are widely used in chemical processing, pollution control, marine, and pharmaceutical industries across Europe, the Middle East, Asia, and the Americas, ensuring exceptional corrosion resistance, reliability, and precision engineering.
- Middle East: United Arab Emirates (UAE), Saudi Arabia, Qatar, Kuwait, Oman, Bahrain, Yemen, Iran, Iraq, Israel, Jordan, Lebanon, Syria, Turkey
- North Africa: Egypt, Algeria, Morocco, Tunisia, Libya
- Asia Pacific: Singapore, Malaysia, Vietnam, Indonesia, Thailand, Philippines, Cambodia, Laos, Myanmar, Brunei, Timor-Leste, Taiwan, Japan, South Korea
- Europe: Spain, Belgium, Netherlands, France, Germany, Italy, United Kingdom (England), Poland, Cyprus, Malta, Russia
- Americas: Brazil, Mexico, Chile, Peru, Colombia, Argentina, United States (USA), Canada
- India: Chennai, Coimbatore, Bangalore, Thiruvananthapuram, Pune, Kolkata, Kerala, Karnataka, Gujarat, Mumbai, Delhi
Engineering Applications of ASTM B622 Hastelloy C276 Instrumentation Tubes

Oil & Gas Industry

Petrochemical & Chemical Processing

Power Generation (Thermal, Nuclear & Renewable)

Marine & Offshore Engineering

Pharmaceuticals & Biotechnology

Food, Beverage & Dairy Processing

Pulp & Paper Industry

Aerospace & Defense

Automotive & Transportation

Instrumentation & Control Systems

Water Treatment & Desalination

HVAC & Heat Exchanger Systems

Construction & Infrastructure Projects

Mining & Metallurgy

