We are professional Inconel 718 Valve Seat Rings(UNS N07718, 2.4668, Alloy 718) from china
UNS N07718 nickel alloy inconel 718 has good performance in hostile environments containing H2S, CO2, chlorides, sulfides and free sulfur at selected temperatures. Alloy 718 is commonly used for cryogenic storage tanks, downhole shafts and wellhead parts.
Specifications
Chemical composition
Mechanical properties:(Minimum value at 20°C)
The characteristics of Inconel 718
Good mechanical properties - tensile, fatigue and creep-rupture
Yield tensile strength, creep, and rupture strength properties are exceedingly high
Highly resistant to chloride and sulfide stress corrosion cracking
Resistant to aqueous corrosion and chloride ion stress corrosion cracking
High temperature resistant
Age-hardenable with a unique property of slow aging response that permits heating and cooling during annealing without the danger of cracking.
Excellent welding characteristics, resistant to postweld age cracking
Inconel 718 Typical application field as below:
1 .The Organic chemical process parts contains chloride, especially in the use of acid chloride catalyst.
2. The digester and bleacherin the use of paper pulp and paper making industry.
3.Absorption tower, re-heater,gas import board, fan, blender, fair water fin, flue and so on for using in flue gas desulfurization system.
4. The equipment and parts in the use of acidic gas environments.
5. Acetic acid and anhydride reaction generator
6. Sulfur acid cooling
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