Alloy 686

Nickel

Alloy 686 nickel alloy

Alloy 686 supplied by Shanxi Youte Steel (jlhsteel.net).

Chemical Composition (%)

CR19
MO15
W3
FE1.5

Chinese Standard

ASTM B575

Equivalent Grades

UNS N06686

Applications

Aerospace, chemical processing, marine, nuclear, heat resistance.

Available Forms

Bar, Plate, Sheet, Tube, Wire, Forging, Pipe

Uses

Nickel alloy with superb corrosion and high-temperature performance. Used in chemical processing, marine, heat-treat equipment and electronics.

Heat Treatment

Solution treated 1000–1200 °C and aged per alloy; many are used in the mill-annealed condition for corrosion service.

Precautions

Use matched filler and clean joint preparation; sulfur can cause hot cracking — avoid contact with lead/low-melting contaminants.

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