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ASTM B408 Specification

ASTM B408 is a standard material specification for bars and rods in nickel-iron-chromium alloys uns designation N08120, N8800, N08810, N08811N and N08890 in hot-worked or cold-worked condition. Boltport offers bolts, screws, studs, threaded rods, nuts, washers and other bar stock fasteners manufactured from alloys to ASTM B408 specification. This specification covers requirements for chemical composition, mechanical properties, diameter, length and machining allowance and other supplementary requirements.

ASTM B408 Grades

Composition Type UNS Designation
Nickel-Iron-Chromium Alloy (Ni-Fe-Cr) Alloy 120 N08120
Incoloy® 800 N08800
Alloy 801 N08801
Incoloy® 800H N08810
Incoloy® 800HT N08811
Incoloy® 890 N08890