ASTM A105normally supplied in the as-forged condition.
🔥 Heat Treatment Requirements for ASTM A105
✅ (per ASTM A105/A105M):
cross-section exceeds 4 inches (102 mm), .
For flanges or forged fittings used in sour service (NACE MR0175 / ISO 15156):
).
🛠 Common Heat Treatment Types for ASTM A105
| Refines grain structure and improves toughness. Typically done at 890–950 degree . | |
A large ASTM A105 flange with a 6-inch thickness for sour gas application would typically be
, .
