Acciai strutturali non legati in base a EN10025-2
Standards | ||||||||
Europa | Nr. | D | F | I | GB | E | USA | J |
EN 10025-2 | DIN 17100 | NFA 35-501 | UNI 7070 | BS 4360 | UNE 36 080 | ASTM | JIS G 3101 | |
S235JR | 1.0038 | St 37-2 | E 24-2 | Fe 360 B | - | AE 235 B | A 283 C - A 1011 Gr. 33 | - |
S235J0 | 1.0114 | RSt 37-3 U | E24-3 | Fe 360 C | 40C | AE 235 C | - | - |
S235J2 | 1.0117 | St 37-3 N | E 24-4 | Fe 360 D | 40 D | AE 235 D | - | - |
S275JR | 1.0044 | St 44-2 | E 28-2 | Fe 430 B | 43B | AE 275 B | A 1011 Gr. 40 | SS 400 |
S275J0 | 1.0143 | St 44-3 U | E 28-3 | Fe 430 C | 43C | AE 275 C | - | - |
S275J2 | 1.0145 | St 44-3 N | E 28-4 | Fe 430 D | 43D | AE 275 D | A 633 Gr. A | - |
S355JR | 1.0045 | - | E 36-2 | Fe 510 B | 50B | AE 355 B | A 678 Gr. A | SS 490 |
S355J0 | 1.0553 | St 52-3 U | E 36-3 | Fe 510 C | 50C | AE 355 C | - | - |
S355J2 | 1.0577 | St 52-3 N | - | Fe 510 D | 50D | AE 355 D | A 573 Gr. 70 | - |
Range di fattibilità | |||
Marca | Spessore | Larghezza | |
min. | max. | max. | |
S235JR | 1.15 | 12 | 1575 |
S235J0 | 1.15 | 12 | 1575 |
S235J2 | 1.15 | 12 | 1575 |
S275JR | 1.75 | 12 | 1575 |
S275J0 | 1.25 | 12 | 1575 |
S275J2 | 1.25 | 12 | 1575 |
S355JR | 1.8 | 12 | 1575 |
S355J0 | 1.8 | 12 | 1575 |
S355J2 | 1.8 | 12 | 1575 |
1) Per spessori fino a 2.5mm la larghezza massima è 1520mm
2) La fattibilità sulla specifica combinazione di spessore e larghezza deve essere verificata in fase di ordine.
Composizione chimica | ||||||||
Marca | C | Si | Mn | P | S | N1) | Cu | CE |
max. | max. | max. | max. | max. | max. | max. | max. | |
S235JR | 0.17 | - | 1.40 | 0.035 | 0.035 | 0.012 | 0.55 | 0.35 |
S235J0 | 0.17 | - | 1.40 | 0.030 | 0.030 | 0.012 | 0.55 | 0.35 |
S235J2 | 0.17 | - | 1.40 | 0.025 | 0.025 | - | 0.55 | 0.35 |
S275JR | 0.21 | - | 1.50 | 0.035 | 0.035 | 0.012 | 0.55 | 0.40 |
S275J0 | 0.18 | - | 1.50 | 0.030 | 0.030 | 0.012 | 0.55 | 0.40 |
S275J2 | 0.18 | - | 1.50 | 0.025 | 0.025 | - | 0.55 | 0.40 |
S355JR | 0.24 | 0.55 | 1.60 | 0.035 | 0.035 | 0.012 | 0.55 | 0.45 |
S355J0 | 0.20 | 0.55 | 1.60 | 0.030 | 0.030 | 0.012 | 0.55 | 0.45 |
S355J2 | 0.20 | 0.55 | 1.60 | 0.025 | 0.025 | - | 0.55 | 0.45 |
Proprietà meccaniche | ||||||
Marca | Snervamento | Rottura | Min. notch impact energy3) | Temperatura | ||
MPa | MPa | J | °C | |||
e ≤ 16 | e > 16 | e < 3 | e ≥ 3 | |||
S235JR | ≥ 235 | ≥ 225 | 360 - 510 | 360 - 510 | 27 | 20 |
S235J0 | ≥ 235 | ≥ 225 | 360 - 510 | 360 - 510 | 27 | 0 |
S235J2 | ≥ 235 | ≥ 225 | 360 - 510 | 360 - 510 | 27 | -20 |
S275JR | ≥ 275 | ≥ 265 | 430 - 580 | 410 - 560 | 27 | 20 |
S275J0 | ≥ 275 | ≥ 265 | 430 - 580 | 410 - 560 | 27 | 0 |
S275J2 | ≥ 275 | ≥ 265 | 430 - 580 | 410 - 560 | 27 | -20 |
S355JR | ≥ 355 | ≥ 345 | 510 - 680 | 470 - 630 | 27 | 20 |
S355J0 | ≥ 355 | ≥ 345 | 510 - 680 | 470 - 630 | 27 | 0 |
S355J2 | ≥ 355 | ≥ 345 | 510 - 680 | 470 - 630 | 27 | -20 |
Total elongation | |||||
Marca | Allungamento min [%] | ||||
L0 = 80 mm | L0 = 5.65 √S0 | ||||
1 < s ≤ 1.5 | 1.5 < s ≤ 2 | 2 < s ≤ 2.5 | 2.5 < s < 3 | 3 ≤ s ≤ 25 | |
S235JR | 18/16 | 19/17 | 20/18 | 21/19 | 26/24 |
S235J0 | 18/16 | 19/17 | 20/18 | 21/19 | 26/24 |
S235J2 | 18/16 | 19/17 | 20/18 | 21/19 | 26/24 |
S275JR | 16/14 | 17/15 | 18/16 | 19/17 | 23/21 |
S275J0 | 16/14 | 17/15 | 18/16 | 19/17 | 23/21 |
S275J2 | 16/14 | 17/15 | 18/16 | 19/17 | 23/21 |
S355JR | 15/13 | 16/14 | 17/15 | 18/16 | 22/20 |
S355J0 | 15/13 | 16/14 | 17/15 | 18/16 | 22/20 |
S355J2 | 15/13 | 16/14 | 17/15 | 18/16 | 22/20 |
1) s = spessore nominale in mm