Incoloy 825 pipe
The outstanding feature of INCOLOY825 is its high level of corrosion resistance, especially suitable for some environments including sulfuric acid, phosphoric acid, sour flue gas, sour gas and oil wells, and seawater.
Product Introduction
Incoloy 825 pipe is a high-performance austenitic nickel-based alloy tubing designed for extreme corrosion environments.
It is composed primarily of:
~42% Nickel (Ni)
~21% Chromium (Cr)
~22% Iron (Fe)
with additions of Molybdenum (Mo), Copper (Cu), and Titanium (Ti)
It is also known as:
UNS N08825
Alloy 825
2.4858
CORE VALUE
Incoloy 825 is engineered for maximum corrosion resistance in both oxidizing and reducing environments, making it one of the most versatile industrial corrosion alloys.
KEY PROPERTIES
Excellent resistance to general corrosion
High resistance to pitting & crevice corrosion
Strong resistance to stress corrosion cracking
Excellent performance in acidic environments
Good weldability and formability
Stable performance from cryogenic to ~538°C
MECHANICAL PROPERTIES (ANNEALED CONDITION)
Tensile Strength: ≥ 585 MPa
Yield Strength: ≥ 240 MPa
Elongation: ≥ 30%
KEY PERFORMANCE FEATURES
Excellent resistance to acidic media
Stable performance in oxidizing & reducing environments
High resistance to seawater corrosion
Strong resistance to sour gas environments
Excellent long-term durability
INDUSTRIAL APPLICATIONS
Oil & Gas Industry
Sour gas pipelines
Oil recovery systems
Extraction and transportation systems
Downhole components
Chemical Processing
Sulfuric acid systems
Phosphoric acid equipment
Chemical reactors
Pickling systems
Nuclear & Environmental Systems
Radioactive waste handling
Nuclear fuel reprocessing
Pollution control equipment
Marine Applications
Seawater systems
Offshore equipment
Corrosion-exposed piping
SERVICE ENVIRONMENTS
Incoloy 825 performs exceptionally well in:
Sulfuric acid
Phosphoric acid
Sour gas and sour oil wells
Seawater and marine environments
Oxidizing and reducing acid media
KEY ADVANTAGE
One alloy for multiple extreme environments - corrosion resistance across both oxidizing and reducing conditions.
SUMMARY
Incoloy 825 pipe is a premium corrosion-resistant nickel alloy solution designed for the most aggressive industrial environments, including chemical processing, oil & gas, nuclear systems, and marine engineering.
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