ASTM A276 / A276M UNS N08810
ASTM A276 UNS N08810 is a material grade specification for cold-finished or hot-finished bars in N08810 stainless steel, available in form of rounds, square, hexagons and other hot rolled extruded shapes. Ferrobend uses N08810 bar stock to ASTM A276 specifications for manufacturing stainless steel N08810 bolts, nuts, screws, studs, threaded rods, other fasteners and bar stock components for general engineering purposes.
ASTM A276 specification covers requirements such as chemical composition, mechanical properties, heat treatment and other supplementary requirements for N08810 stainless steel round bars, square bars, hexagon bars and other extruded shapes.
Chemical Composition
| Identification Symbol | UNS Number | Elements | Composition % |
|---|---|---|---|
| 800H | N08810 | Carbon | 0.05 - 0.10 |
| Manganese | 1.50 max | ||
| Phosphorus | 0.045 max | ||
| Sulfur | 0.015 max | ||
| Silicon | 1.00 max | ||
| Chromium | 19.00 - 23.00 | ||
| Nickel | 30.0 - 35.0 | ||
| Iron | 39.5 min | ||
| Copper | 0.75 max | ||
| Aluminum | 0.15 - 0.60 | ||
| Titanium | 0.15 - 0.60 |
Mechanical Properties
| Property | Value |
|---|---|
| Finish | Hot-Finished & Cold Finished |
| Tensile Strength, min, ksi [MPa] | 65 [450] |
| Yield Strength, min, ksi [MPa] | 25 [170] |
| Elongation in 2 in. [50mm] or 4D, min, % | 30 |
| Reduction or Area, min, % | -- |
| Brinell Hardness Number, HBW | 192 |
