Chrome molybdenum alloy steel ASTM A387 Grade 11 plate is American ASTM A387/ A387M standard steel plate. Chrome molybdenum alloy steel ASTM A387 Grade 11 plate is adapted to high temperature welding boilers and pressure vessels.
Chrome molybdenum alloy steel ASTM A387 Grade 11 plate chemical composition:
| Grade | C | Si | Mn | P | S | Cr | Mo |
| A387 Grade 11 | 0.04-0.17 | 0.44-0.86 | 0.35-0.73 | 0.035 | 0.035 | 0.94-1.56 | 0.40-0.70 |
Chrome molybdenum alloy steel ASTM A387 Grade 11 plate mechanical property:
| ASTM A387 Grade 11 | Class 1 | Class 2 |
| Tensile strength(ksi) | 60-85 | 70-90 |
| Tensile strength(Mpa) | 415-585 | 485-620 |
| Yield Strength(ksi) | 35 | 45 |
| Tensile Strength(Mpa) | 240 | 310 |
| Elongation in 200mm(%) | 19 | 18 |
| Elongation in 50mm(%) | 22 | 22 |
| Reduction of area in % | 45 | 45 |
Chrome molybdenum alloy steel ASTM A387 Grade 11 plate is in wide dimension range for pressure vessel manufacuturers and oil and gas industries. Chrome molybdenum alloy steel ASTM A387 Grade 11 plate is available in ASTM A387 Grade 11 Class 1 steel plate and ASTM A387 Grade 11 Class 2 steel plate. The 2 grades have different mechanical property as in above table. No matter which ASTM A387 Grade 11 plate you need, please contact the ASTM A387 Grade 11 plate supplier BBN steel to get latest price.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
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