Norme ASTMA53M de l'American Society for Testing & Materials Norme ASTMA106M de l'American Society for Testing & Materials | |||||||||||
Standard | Grade | C | Si | Mn | P | S | Ni | Cr | Ci | MO | V |
ASTMA 53M | A | 0.25 | 0.95 | 0.05 | 0.045 | 0.4 | 0.4 | 0.4 | 0.15 | 0.08 | |
B | 0.3 | 1.2 | 0.05 | 0.045 | 0.4 | 0.4 | 0.4 | 0.15 | 0.08 | ||
ASTMA 106M | A | 0.25 | 0.1 | 0,27-0,93 | 0.035 | 0.035 | 0.4 | 0.4 | 0.4 | 0.15 | 0.08 |
B | 0.3 | 0.1 | 0,29-1,06 | 0.035 | 0.035 | 0.4 | 0.4 | 0.4 | 0.15 | 0.08 | |
C | 0.35 | 0.1 | 0,29-1,06 | 0.035 | 0.035 | 0.4 | 0.4 | 0.4 | 0.15 | 0.08 |
Propriétés mécaniques | |||
Standard | Grade | résistance à la traction (MPa) | limite d'élasticité |
ASTMA 53M | A | ≥330 | 205 |
B | ≥415 | 240 | |
ASTMA 106M | A | 330 | 205 |
B | 415 | 240 | |
C | 485 | 275 |