Forgings, Fasteners, Boltings, Stud Bolts, Screws, Nuts
ASTM A836 specification covers nonstandard as-forged fittings, valve components, and parts for glass-lined piping and pressure vessel service. Mechanical properties are certified on the basis of test material subjected to heat treatments to simulate glass-coating operations.
| Element | C, max | Mn, max | P, max | Si, max | S, max | Ti, min | Ti, max. |
|---|---|---|---|---|---|---|---|
| Composition, % | 0.20 | 0.90 | 0.05 | 0.35 | 0.05 | 4× carbon content | 1.00 |
| Class | Class I |
|---|---|
| Tensile strength, min, ksi [MPa] | 55 [380] |
| Yield strength,A min, ksi [MPa] | 25 [175] |
| Elongation in 2 in. or 50 mm, min, % | 22 |
| Reduction of area, min, % | 35 |
|
|