ASTM

| Standard | Description |
| ASTM A194/A194M-17a | Carbon Steel, Alloy Steel and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both |

| Standard | Description |
| ASTM A194/A194M-17a | Carbon Steel, Alloy Steel and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both |