ASTM B514 UNS N08810 Nickel Alloy Steel Tube
Overview
ASTM B514 is the standard specification for welded Nickel-Iron-Chromium-Alloy (UNS N08810) pipes. UNS N08810, also known as Incoloy 800H, is a nickel-iron-chromium alloy that exhibits excellent corrosion resistance, high-temperature strength, and good creep-rupture properties.This specification covers the requirements for welded pipes made from UNS N08810 alloy. It includes the dimensions, mechanical properties, chemical composition, and manufacturing processes for these pipes.Manufacturing processes for ASTM B514 UNS N08810 pipes may involve techniques such as welded or cold-worked, annealed, and pickled. The pipes may be either straight-seam or spiral-seam welded.
Chemical Composition of ASTM B514 UNS N08810
Grade | Ni | Iron | Cu | Al | Ti | S | Mn | Cr | Si | |
N08810 | Min | 30.0 | 39.5 | 0.15 | 0.15 | 19.0 | ||||
Max | 35.0 | 0.75 | 0.60 | 0.60 | 0.015 | 1.2 | 23.0 | 1.0 |
Mechanical Properies of ASTM B514 UNS N08810
Grade | Tensile Str Ksi(Mpa) | Yield Str Ksi(Mpa) | Elongation(%) |
N08810 | ≥65000(450) | ≥25000(170) | ≥30 |
Uses&Application
1>.Petrochemical Industry: These pipes are utilized in refinery processes, where they can withstand high-temperature environments and resist corrosion from sulfur-containing compounds.
2>.Chemical Processing: ASTM B514 UNS N08810 pipes are suitable for chemical processing plants, where they are exposed to aggressive chemical solutions and high-temperature conditions.
3>.Power Generation: They are used in power plants for applications such as steam superheating tubes, coal gasification, and heat exchangers.
4>.Industrial Furnaces: These pipes are employed in the construction of industrial furnaces, where they can withstand high temperatures and maintain their mechanical properties.
5>.Heat Treatment Equipment: ASTM B514 UNS N08810 pipes are also utilized in heat treatment equipment, such as annealing and quenching furnaces, due to their excellent oxidation resistance and thermal stability.
6>.Aerospace Industry: Incoloy 800H pipes can be found in the aerospace industry where they are used in applications such as gas turbine components, exhaust systems, and afterburners.
7>.Food Processing Industry: These pipes can be used in food processing plants where corrosion resistance and hygiene are crucial factors.