Incoloy 825 Spiral Wound Gasket
UNS N08825 Incoloy 825 is a Nickel Iron Chromium Alloy with Molybdenum and Copper, a super quality material
Content
What is Incoloy 825 Spiral Wound Gasket?
Incoloy 825 spiral wound gasket consists of a winding ring made of V-shape Incoloy 825 strip tape and PTFE or graphite filler, then combined with an inner ring or outer centering guide ring. Incoloy 825 spiral wound gasket has enhanced corrosion resistance in a wide range of environments, high temperature strength and high creep rupture strength.
Description of Incoloy 825
In the oil and gas industry, the two most important nickel alloys are Inconel 625 and Incoloy 825. lncoloy 825 is an austenitic nickel-iron-chromium-molybdenum-copper alloy containing high levels of chromium, nickel, copper and molybdenum to provide high levels of corrosion resistance to both moderately oxidizing and moderately reducing environments. This balance of alloying elements grants this alloy exceptional resistance to both chloride stress corrosion cracking, as well as crevice corrosion and general corrosion. It is the high level of nickel in combination with the amount of molybdenum and copper in this nickel alloy produces substantially improved corrosion resistance in a corrosive environment such as reducing environments compared to stainless steel. The addition of titanium in this alloy also helps to stabilize the alloy against intergranular corrosion.
Application of Incoloy 825 Spiral Wound Gasket
Incoloy 825 spiral wound gasket is well used for chemical processing components, pollution control, oil and gas recovery, pickling tank parts and nuclear fuel processing.
Chemical Analysis of INCOLOY 825 (%)
Fe ≥
|
Cr
|
Ni ≥
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C ≤
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Al ≤
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Ti ≤
|
22
|
19 - 23.5
|
38 - 46
|
0.05
|
0.2
|
1.2
|
Mechanical Properties of INCOLOY 825
Ultimate Tensile Strength (Mpa)
|
Elongation %
|
Yield Strength MPa
|
Density g/cm3
|
610
|
30
|
255
|
8.15
|
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