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China, Chinese ASTM B619m High-Performance Nickel Alloy Welded Tube1 Industrial Products Supplier Manufacturer Details, price list catalog:
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AlloyNickel AlloyASTM B619 Welded TubeNickel Alloy Tube
EZ Steel Industrial Co., Ltd.
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Product Description Product Description ASTM B619M High-Performance Nickel Alloy Welded TubeTypeNickel Alloy Tube/PipeLength1000mm,3000mm, 5800mm, 6000mm,etcStandardASTM,AISI,JIS,DIN,ENApplicationConstruction,Ship,Boiler,Machinery,etcCertificationISO,SGS,TUVTechniqueCold Rolled/Hot RolledPackingPacked by Bundles, Plastic Bags, Wooden caseQualityMill Test Certificate supplied with the shipment ,third part inspection is acceptable Grade Hastelloy: Hastelloy B/ -2/B-3/C22/C-4/S/ C276/C-2000/G-35/G-30/X/N/g;etcInconel 600/601/602CA/617/625/713/718/738/X-750;ETCIncoloy: Incoloy 800/800H/800HT/825/925/926;etcGH: GH2132,GH3030,GH3039,GH3128,GH4180,GH3044,etcMonel: Monel 400/K500/R405,etcNitronic 40/50/60/75/80A/90/A263 ;etcSpecificationWire: 0.02-6mm /Strip: 0.05*5.0-5.0*250mm /Bar: φ4-800mm;Length 2000-5000mm /Pipe: φ6-273mm;δ1-30mm;Length 1000-8000mm /Sheet: δ 0.8-36mm;Width 650-2000mm;Length 800-4500mmCutting TypeLaser cutting;water-jet cutting;flame cuttingProtection1. Inter paper available2. PVC protecting film availableDealivery Time7~30 days| UNS Number | Common Alloy Name | Primary Composition || N02200 | Nickel 200 | 99.6% Ni (low carbon) || N02201 | Nickel 201 | 99.6% Ni (very low carbon) || N04400 | Monel 400 | Ni-Cu (66% Ni, 31.5% Cu) || N06600 | Inconel 600 | Ni-Cr-Fe (72% Ni, 15% Cr) || N06625 | Inconel 625 | Ni-Cr-Mo (61% Ni, 21.5% Cr, 9% Mo) || N08800 | Incoloy 800 | Ni-Fe-Cr (32.5% Ni, 21% Cr) || N08810 | Incoloy 800H | High-carbon 800 variant || N08811 | Incoloy 800HT | Stabilized 800H variant || N08825 | Incoloy 825 | Ni-Fe-Cr-Mo (42% Ni, 21.5% Cr, 3% Mo) || N10276 | Hastelloy C276 | Ni-Mo-Cr (57% Ni, 16% Cr, 16% Mo) || N06022 | Hastelloy C22 | Ni-Cr-Mo-W (56% Ni, 22% Cr, 13% Mo) || N06059 | Hastelloy C59 | Ni-Cr-Mo (59% Ni, 23% Cr, 16% Mo) || N06455 | Hastelloy C-4 | Ni-Mo-Cr (65% Ni, 16% Mo) || N06985 | Hastelloy G-3 | Ni-Cr-Fe-Mo-Cu (44% Ni, 22% Cr) || N06007 | Hastelloy G-30 | Ni-Cr-Fe-Mo (43% Ni, 30% Cr, 5% Mo) || N06200 | Hastelloy C-2000 | Ni-Cr-Mo-Cu (59% Ni, 23% Cr, 16% Mo) || N06686 | Inconel 686 | Ni-Cr-Mo-W (58% Ni, 21% Cr, 16% Mo) || N10665 | Hastelloy B-2 | Ni-Mo (65% Ni, 28% Mo) || N10675 | Hastelloy B-3 | Ni-Mo (65% Ni, 28.5% Mo) | Introduction: Engineering Resilience in Tube FormIn the most aggressive industrial environments, where standard materials succumb to corrosion, heat, and pressure, the selection of conveying components is not merely a choice but a critical determinant of operational safety, efficiency, and longevity. The ASTM B619M High-Performance Nickel Alloy Welded Tube represents the pinnacle of material science and precision manufacturing, engineered specifically to serve as the reliable circulatory system for the world's most challenging processes. This product is not just a tube; it is a integrated safety and performance component, designed to withstand the thermodynamic and chemical extremes encountered in sectors like chemical processing, power generation, and offshore engineering.Unparalleled Material Superiority: The Core of PerformanceThe foundational excellence of this tube lies in its construction from a family of advanced nickel-based superalloys. Unlike conventional stainless steels, these alloys use nickel as the primary element, augmented with a sophisticated balance of chromium, molybdenum, niobium, and sometimes tungsten. This specific chemistry confers a set of properties that are transformative for industrial applications.Chromium provides exceptional resistance to oxidizing environments, such as those containing nitrates or hot oxidants. Molybdenum and tungsten are the key defenders against reducing acids like hydrochloric and sulfuric, and are particularly effective in preventing localized attack mechanisms like pitting and crevice corrosion in chloride-laden services. Furthermore, the addition of elements like niobium stabilizes the alloy against sensitization during welding, a common failure point in lesser materials. This inherent stability ensures that the tube's corrosion resistance is maintained both in the parent metal and, crucially, along the entire weld seam, making it immune to intergranular attack and stress corrosion cracking.Precision Manufacturing and Stringent ComplianceThe "B619M" designation signifies conformance to a rigorous international standard that governs the metric dimensions, mechanical properties, testing, and tolerances for welded nickel-alloy pipe and tube. The manufacturing process begins with the transformation of meticulously checked alloy strips or plates, which are then formed into a tubular shape using advanced, automated welding systems. The welding technique, typically Gas Tungsten Arc Welding (GTAW) or orbital welding, is performed in a controlled atmosphere to prevent contamination, resulting in a clean, consistent, and metallurgically sound weld bead.Following welding, the tubes undergo a critical post-weld treatment. This often includes a solution annealing process, which relieves stresses and restores the alloy's optimal corrosion-resistant microstructure, followed by rapid quenching to "lock in" this desirable state. The final step involves stringent non-destructive testing (NDT). Each length of tube is subjected to 100% eddy current or ultrasonic testing, ensuring the integrity of the weld and the parent metal is flawless and free from defects that could become initiation points for failure. This commitment to quality is documented and traceable through a Mill Test Certificate (MTC) that accompanies each shipment, providing verifiable proof of compliance with chemical and mechanical specifications.A Spectrum of Critical Applications Across IndustriesThe versatility of this welded tube stems from the broad portfolio of nickel alloys it encompasses, with each grade tailored for specific corrosive challenges.Chemical Processing Industry (CPI): This is the primary domain for these tubes. They are indispensable in reactors, heat exchangers, and transfer lines handling concentrated sulfuric and hydrochloric acids, chlorine media, and acetic acid. Alloys like UNS N10276 (Hastelloy C-276) are virtually unmatched in their resistance to the harsh conditions of flue gas desulfurization (FGD) systems.Oil & Gas (Upstream & Midstream): In upstream applications, they are used for downhole components and umbilicals handling sour gas and high-chloride brutes under extreme pressure. For midstream, they provide safe conveyance in pipelines and manifolds where corrosive contaminants are present.Power Generation: In modern power plants, whether nuclear, fossil fuel, or waste-to-energy, these tubes are employed in critical boiler components, feedwater heaters, and condenser systems where high purity and resistance to oxidation and thermal fatigue are paramount.Pharmaceutical & Biotechnology: The need for ultra-cleanliness and resistance to aggressive cleaning and sterilizing agents (like CIP/SIP processes) makes these tubes ideal for high-purity water systems and process piping in sterile manufacturing facilities.Marine & Offshore: Their exceptional resistance to pitting in seawater makes them the material of choice for seawater cooling systems, ballast water piping, and components on offshore platforms and naval vessels.Distinct Advantages Over Alternative SolutionsChoosing the ASTM B619M Welded Tube offers several tangible benefits that translate directly to a lower total cost of ownership and enhanced operational reliability.Leak-Free Reliability & Long Service Life: The combination of a homogenous weld and a inherently corrosion-resistant material results in a product with an exceptionally long operational lifespan, drastically reducing the frequency and cost of replacements and associated downtime.Cost-Effectiveness vs. Seamless Alternatives: For many applications, welded tubes offer a significant cost advantage over their seamless counterparts without compromising performance. The manufacturing process allows for better material yield and can produce thinner walls and tighter tolerances more economically, making high-performance alloys more accessible for larger projects.Superior Design Flexibility and Availability: The welded process allows for greater flexibility in producing a wide range of diameters and wall thicknesses, especially in sizes that are difficult or impossible to manufacture as seamless. This provides engineers with more design options and often leads to shorter lead times for specific, non-standard sizes.Consistent Quality and Performance: The automated, controlled nature of the modern tube welding process ensures a level of dimensional consistency and internal surface finish that is highly repeatable. This predictability is crucial for precision engineering and assembly, ensuring system performance is as designed.Conclusion: A Strategic Investment in Operational IntegrityThe ASTM B619M High-Performance Nickel Alloy Welded Tube is more than a simple component; it is a foundational element for building resilient and safe industrial infrastructure. It embodies a synthesis of advanced metallurgy, precision engineering, and rigorous quality assurance. By specifying this product, engineers and procurement specialists are not merely purchasing a piece of pipe; they are making a strategic investment in minimizing lifecycle costs, preventing unplanned shutdowns, and ensuring the continuous, safe, and efficient operation of their most critical assets. It is the definitive solution for applications where failure is not an option.Detailed Photos Packaging & Shipping Company Profile Certifications Our Advantages FAQ
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