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310Hcb, Stainless Steel Pipes, Niobium-Enhanced Pipes, High-Temperature Applications, Oxidation Resistant Pipes, Kwality Steelage Pipes
Kwality Steelage Pvt. Ltd., based in Mumbai, India, is a globally recognized manufacturer, supplier, and exporter of A312 GR 310Hcb Stainless Steel Pipes. These pipes are specifically designed to withstand extreme temperatures and offer excellent resistance to oxidation, carburization, and other high-temperature environmental factors. Known for their superior mechanical strength and thermal stability, A312 GR 310Hcb pipes are a reliable choice for industries such as petrochemical processing, power plants, and heat treatment furnaces.
The A312 GR 310Hcb pipes are available in sizes ranging from 1/8 inch to 24 inches nominal bore (NB) with wall thicknesses ranging from SCH 10 to SCH XXS. With high chromium (24-26%) and nickel (19-22%) content, along with the addition of niobium (columbium), these pipes deliver outstanding thermal stability and creep strength, making them ideal for prolonged exposure to high-temperature environments. They are available in both seamless and welded forms with customizable ends, including plain, beveled, or threaded options, and various surface finishes such as polished, pickled, and annealed.
These pipes are manufactured to conform to ASTM A312 specifications and undergo rigorous testing to ensure quality and reliability. With a tensile strength of 515 MPa and a yield strength of 205 MPa, A312 GR 310Hcb pipes are engineered to perform under extreme stress and thermal conditions. Their niobium content further enhances their resistance to thermal fatigue and creep deformation, making them suitable for critical applications in furnaces, chemical processing units, and industrial kilns.
Kwality Steelage Pvt. Ltd. adheres to stringent dimensional tolerances, with outside diameter variations within ±0.25 mm and wall thicknesses conforming to ASTM standards. These pipes are also available in custom lengths of up to 12 meters to cater to specific project requirements. The company ensures that all pipes undergo ultrasonic, radiographic, and hydrostatic testing to meet the highest quality standards.
With a global client base spanning regions like the Middle East, Southeast Asia, and Europe, Kwality Steelage Pvt. Ltd. is committed to providing high-quality A312 GR 310Hcb Stainless Steel Pipes. Their robust packaging and reliable logistics network ensure safe and timely delivery. Contact us today to explore our comprehensive range of A312 GR 310Hcb Stainless Steel Pipes.
Specification | Details |
Size Range | 1/8 inch to 24 inch NB |
Wall Thickness Range | SCH 10, SCH 40, SCH 80, SCH XXS |
Applications | Petrochemical Processing, Heat Exchangers, Industrial Furnaces, Power Generation |
Pipe Type | Seamless, Welded |
Pipe Form | Round, Square, Rectangular |
Material Composition | 24-26% Chromium, 19-22% Nickel, Niobium (Columbium) Added |
End Type | Plain, Beveled, Threaded |
Surface Finish | Polished, Pickled, Annealed |
Length Options | Single Random, Double Random, Custom Lengths |
Tolerance Type | Outside Diameter (OD) | Wall Thickness (WT) |
Size Tolerance | ±0.25 mm | As per ASTM A312 |
Grade | Yield Strength (Min) | Tensile Strength (Min) | Elongation (%) |
310Hcb | 205 MPa | 515 MPa | 40% |
Element | Maximum % Composition |
Carbon (C) | 0.04-0.10% |
Manganese (Mn) | 2.00% max |
Phosphorus (P) | 0.045% max |
Sulfur (S) | 0.030% max |
Silicon (Si) | 1.50% max |
Chromium (Cr) | 24-26% |
Nickel (Ni) | 19-22% |
Niobium (Nb) | 0.10-0.20% |
Pipe Type | Price Range (USD) |
A312 GR 310Hcb Pipes | $4,000 – $5,500 |
The A312 GR 310Hcb Stainless Steel Pipes undergo specialized heat treatments, including annealing at temperatures of 1040°C to 1100°C, to optimize mechanical properties and corrosion resistance. The niobium content enhances weldability and reduces the risk of intergranular corrosion during welding. Post-weld heat treatment (PWHT) is optional but may be performed for added durability in critical applications.
Feature | GR 310Hcb | GR 310S |
Niobium Content | Present (0.10-0.20%) | Absent |
Thermal Stability | Higher | Moderate |
Applications | Extreme High-Temp | General High-Temp |
Enhance your industrial projects with Kwality Steelage Pvt. Ltd.’s A312 GR 310Hcb Stainless Steel Pipes. Engineered for excellence, these pipes deliver unmatched durability and performance. Contact us today for tailored solutions!
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We Kwality Steelage Pvt. Ltd. are professionally organized firm engaged in exporting and supplying Stainless Steel, Carbon Steel, Alloy Steel, Nickel Alloys, Duplex, Super duplex and other Ferrous & Non-Ferrous Metal products such as Pipes, tubes, Pipe, Tubes, Pipe Fittings, Piping Spools, LR Bends, Sheets, Plates, Rods, Flanges, Fasteners, Gaskets.
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