ASTM A514 standard specification for pressure vessel plates, carbon steel, for intermediate-and higher-temperature service.BBN Steel is specialized in supplying ASTM A514 grade B steel. For more information of ASTM A514 grade B steel plates, please check them in following:
| A514 Grade B Chemical Composition | ||||||||||||||
| A514 grade B | The Element Max (%) | |||||||||||||
| C | Mn | P | S | Si | Ni | Cr | Mo | V | Ti | Zr | Cu | B | Nb | |
| 0.12-0.21 | 0.70-10-.00 | 0.035 | 0.035 | 0.20-0.35 | - | 0.40-0.65 | 0.15-0.25 | 0.03-0.08 | 0.01-0.03 | - | - | 0.001-0.005 | - | |
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Grade | A514 Grade B Mechanical Property | |||
| Thickness | Yield | Tensile | Elongation | |
| A514 grade B | mm | Min Mpa | Mpa | Min % |
| 20 | 690 | 760-895 | 18 | |
| 20-65 | 690 | 760-895 | 18 | |
| 65-150 | 620 | 690-895 | 18 | |
Equivalent steel grade of A514 grade B:
| Equivalent steel grade of A514 grade B | ||
| EN 10149-2 | SEW 092 | NFA 36-231 |
| S700MC | QStE 690 TM | E 690 D |
The Q&T process involves bringing steel plate to an extremely high temperature and rapidly cooling with water (quenching), then re-heating to a below-critical temperature and cooling at normal air temperatures. The result is increased hardness and strength.
BBN Steel is the most competitive manufacture and supplier of ASTM A514 grade B Quenched and Tempered Alloy Steel Plate in China. For more details, please contact us freely.
BBN Steel is the most competitive manufacture and supplier of ASTM A514 grade B Quenched and Tempered Alloy Steel Plate in China. For more details, please contact us freely.
