ASTM A182 UNS N08904 is a forging material specification for N08904 grade stainless steel and is used for manufacturing bare forgings or forged and machined products for applications involving high temperature service. Boltport Fasteners offers forged bolts, screws, nuts, studs, threaded rods and similar fasteners or bolting parts in astm a182 UNS N08904 specification.
ASTM A182 specification covers requirements such as chemical composition, mechanical properties, heat treatment and other supplementary requirements for N08904 stainless steel forgings and forged products.
Identification Symbol | UNS Number | Grade | Elements | Composition % |
---|---|---|---|---|
F904L | N08904 | 21 chromium, 26 nickel, 4.5 molybdenum |
Carbon | 0.02 max |
Manganese | 2.00 max | |||
Phosphorus | 0.04 max | |||
Sulfur | 0.03 max | |||
Silicon | 1.00 max | |||
Nickel | 23.00 - 28.00 | |||
Chromium | 19.00 - 23.00 | |||
Molybdenum | 4.00 - 5.00 | |||
Copper | 1.00 - 2.00 | |||
Nitrogen | 0.10 max |
Property | Value |
---|---|
Tensile Strength, min, ksi [MPa] | 71 [490] |
Yield Strength, min, ksi [MPa] | 31 [215] |
Elongation in 2 in. [50mm] or 4D, min, % | 35 |
Reduction or Area, min, % | -- |
Brinell Hardness Number, HBW | -- |