A354 Chemical Properties
| Element | All sizes of Grade BC, Grade BD through 2-1/4” diameter. | Grade BD over 2-1/4” |
|---|---|---|
| Carbon, % | 0.30 to 0.53 | 0.35 to 0.53 |
| Manganese, % min | 0.60 | 0.60 |
| Phosphorus, % max | 0.035 | 0.035 |
| Sulfur, % max | 0.040 | 0.040 |
| Boron, % max | 0.003 | 0.003 |
| Nickel, % min | 0.40 | |
| Chromium, % min | 0.40 | |
| Molybdenum, % min | 0.15 | |
| Other Alloying Elements | * | * |
| *steel is considered to be alloy when the maximum range given for manganese exceeds 1.65 % or a definite minimum quantity for any of the following elements is specified or required within the limits of the recognized field of constructional alloy steels: chromium, molybdenum, nickel, or any other alloying element added to obtain a desired alloying effect. | ||