| Standard |
ASTM B68 B88 B75 B751 B280 B163 EN12735 EN12449 EN1057 JIS H3300 BS2871 DIN 17744 DIN 17750 DIN 17751 |
| Material |
C10100,C10200,C10300,C10400,C10500,C10700,C10800,C10910,C10920,C10930,
C11000,C11300,C11400,C11500,C11600,C12000,C12200,C12300,C12500,C14200,
C27000,C27400,C28000,C33000,C33200,C37000,C44300,C44400,C44500,C60800, |
| Specification |
Wall Thickness: 0.2mm~120mm
Outer Diameter: 2mm-910mm |
| Thickness |
1.65mm-200mm |
| Delivery Time |
According to order's quantity |
| Application |
Copper sheet have strong, corrosion resistant properties, and become a modern contractor in
all of commodity house pipes, heating:
-
Pancake Coil for ACR, General Engineering Applications
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LWC Coil for ACR, General Engineering Applications
-
Straight Copper Tubes for ACR and Refrigeration
-
Inner-grooved copper tube for ACR and Refrigeration
-
Copper Pipe for Transportation System of water, gas and oil
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PE-coated copper tube for water/gas/oil transportation system7.Semi-finished Copper tube for industrial applications
|
| Processing Service |
Bending, Welding, Decoiling, Cutting, Punching |
| Surface |
Right, polished, hair line, brush, sand blast, checkered, embossed, etching, etc. |
| Package |
Packed by bundle, plastic bag, wooden cases |
| Payment Terms |
30% TT deposit and 70% LC the balance |
| Transport Package |
Sea-Worthy Packing |
| Trademark |
EZS |
| Our services |
We can customized according to customer's requriement or drawing ,packaging according to customers' request |
| Attribute |
Specification / Typical Value |
| Standard / Grade |
ASTM B163 / ASME SB163 |
| Manufacturing |
Seamless, cold-drawn or hot-finished, solution-annealed |
| Size Range |
OD 3.2 - 219 mm (¹/8″ - 8½″) |
| Chemical Composition (wt %) |
Ni 72 min, Cr 14.0-17.0, Fe 6.0-10.0, C 0.15 max, Mn 1.0 max, Si 0.5 max, Cu 0.5 max, S 0.015 max |
| Mechanical Properties (annealed) |
Tensile ≥ 552 MPa, Yield ≥ 241 MPa, Elongation ≥ 30 % |
| Physical Properties |
Density 8.47 g/cm³, Melting 1 354 - 1 413 °C, Thermal conductivity 14.8 W·m-¹·K-¹ |
| Operating Temperature |
Cryogenic - 1 100 °C continuous |
| Corrosion Performance |
Virtually immune to chloride SCC, pitting & crevice corrosion in seawater and caustic environments |
| Heat Treatment |
Solution-anneal 1 015 - 1 120 °C, rapid quench |
| Testing & Certification |
100 % ET / UT / Hydro 1.5×PN, Flaring, Flattening, EN 10204 3.1/3.2, ABS, BV, DNV, LR, NACE MR0175 |
| End Preparation |
Plain, beveled, threaded, flanged to customer drawing |
| Applications |
Condensers, heat exchangers, nuclear steam-generator tubes, petrochemical heaters, desalination plants |
In the demanding landscapes of modern industry, where processes push the boundaries of temperature and pressure in the presence of aggressive media, component failure is not an option. The ASTM B163 Seamless Nickel Alloy Tube stands as a fundamental engineering solution, a product meticulously crafted to provide unwavering reliability where ordinary materials would rapidly succumb. This tubing is not merely a conduit for fluids or gases; it is a critical pressure boundary, a heat transfer surface, and a structural component, integral to the safety, efficiency, and longevity of the world's most critical industrial assets. Its manufacture to the rigorous ASTM B163 standard ensures a level of quality, consistency, and performance that engineers and operators can depend on.
The Inherent Superiority of the Material: A Metallurgical Powerhouse
The exceptional performance of this tube begins at the atomic level, rooted in the unique properties of nickel and its alloys. Nickel itself possesses outstanding ductility, high thermal conductivity, and superior resistance to caustic environments, making alloys like Nickel 200 (UNS N02200) indispensable in the handling of hot, concentrated alkalis. When alloyed with other strategic elements, its capabilities are dramatically expanded. The addition of chromium, as seen in alloys like Inconel 600 (UNS N06600), creates a protective oxide layer that provides remarkable resistance to oxidation at temperatures exceeding 1000°C, a critical property for components in direct exposure to hot gases. This chromium-rich scale is adherent and self-healing, ensuring long-term protection against wastage. For applications involving both high heat and aqueous corrosion, alloys like Incoloy 800 (UNS N08800) offer a balanced composition of nickel, iron, and chromium, delivering excellent strength and resistance to carburization and oxidation. This tailored metallurgy allows for the selection of the perfect grade to meet specific operational challenges, from reducing atmospheres to oxidizing conditions.
Precision Engineering: The Seamless Manufacturing Advantage
The designation "seamless" is a testament to a superior manufacturing process that eliminates the inherent vulnerability of a longitudinal weld seam. These tubes are formed by piercing a solid, heated billet of the premium nickel alloy and then extruding or hot-working it into a hollow shell, which is subsequently cold-drawn and annealed to achieve the final dimensions and mechanical properties. This monolithic construction provides unparalleled homogeneity around the entire circumference of the tube. The absence of a weld seam eradicates potential failure points such as compositional segregation, heat-affected zone (HAZ) sensitization, and variations in grain structure. This results in a product with consistent mechanical strength, uniform corrosion resistance, and enhanced structural integrity under cyclic thermal and pressure loading. The final product undergoes a series of rigorous finishing processes, including solution annealing to optimize the microstructure and pickling to remove scale and impart a clean surface finish, ready for installation.
A Spectrum of Critical Applications Across Core Industries
The combination of material excellence and seamless integrity makes this tubing the material of choice across a diverse range of high-stakes industries.
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Thermal Power Generation: It serves as the lifeblood of heat recovery steam generators (HRSGs), superheaters, and boiler tubes, where it must withstand immense internal pressures and external exposure to superheated steam and combustion gases for decades.
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Chemical and Petrochemical Processing: In ethylene cracking furnaces, reformer heaters, and hydroprocessing units, these tubes form the radiant and convection sections, operating continuously at temperatures where creep and stress rupture life are primary design concerns. They are equally vital in heat exchangers cooling aggressive process streams.
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Nuclear Power: The non-magnetic properties and consistent performance of specific nickel alloys under neutron flux make them suitable for instrumentation and control rod channels within nuclear reactors.
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Industrial Heating: They are fabricated into radiant tubes, retorts, and muffles in heat-treating furnaces, providing a protective atmosphere for the processed components while enduring constant thermal cycling.
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Aerospace and Marine: While often requiring different specifications, the fundamental principles apply, with these alloys being used in high-temperature exhaust and manifold systems.
Tangible Operational Benefits and Lifecycle Value
Specifying ASTM B163 Seamless Nickel Alloy Tube is a strategic decision that translates directly into a lower total cost of ownership and enhanced operational security.
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Extended Service Life and Reduced Downtime: The exceptional resistance to oxidation, creep, and thermal fatigue means these tubes maintain their integrity over vastly longer operational campaigns compared to lower-grade materials. This drastically reduces the frequency of unplanned shutdowns and costly tube replacements.
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Enhanced Safety and Reliability: The seamless construction and rigorous testing protocols minimize the risk of leaks or catastrophic failures at welds, which is paramount in processes containing toxic, flammable, or high-pressure media. This builds a foundational layer of safety into the entire plant operation.
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Superior Mechanical Properties at Temperature: These alloys retain a significant portion of their room-temperature strength when exposed to red-hot conditions. This allows for the design of thinner-walled, more efficient heat transfer surfaces without compromising on pressure containment or structural support.
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Optimized Thermal Performance: The inherent stability of the material under thermal cycling prevents warping, sagging, or scaling that can degrade heat transfer efficiency and increase fuel consumption over time.
Conclusion: An Investment in Uncompromising Performance
The ASTM B163 Seamless Nickel Alloy Tube for High-Temperature Service is more than a simple piece of pipe; it is a meticulously engineered component designed to operate at the very edge of material capability. It represents a synthesis of advanced metallurgy, precision manufacturing, and rigorous quality control. By choosing this product, engineers and asset managers are not merely making a procurement decision-they are investing in the relentless, reliable, and safe operation of their most critical systems. It is the definitive choice for applications where the costs of failure are measured not just in dollars, but in safety and production integrity.
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