A COMPLETE RANGE OF STAINLESS STEEL GRADES
With its stainless steel grades and the wide range of available finishes ranging from traditional finishes (BA, Scotch Brite, satin…) to the anti-fingerprint Silver Ice finishes or even the special finishes which can be produced on demand, Acciai Speciali Terni is capable of meeting the multiple needs of the vorious market sectors.
| MARTENSITIC | FERRITIC | |||||||||||||||||
| FERRO CHROME | CHROMIUM | CHROMIUM-STABILISED | CHROMIUM-STABILISED SUPER-FERRITIC STEELS | CHROMIUM MOLYBDENUM | ||||||||||||||
| Acciai Speciali Terni | 420A | 420J2 | 420 | 410 S | STR 12 | 430 | 409 | 409 LI | 430 TI | 439 M | 439 MPS | 441 LI | 441 PS | 470 LI | 434 | 444 | 4513 | |
| EN 10088-2 | 1.4021 | 1.4028 | 1.4034 | 1.4000 | 1.4003 | 1.4016 | 1.4512 | 1.4512 | 1.4520 | 1.4510 | 1.4510 | 1.4509 | 1.4509 | 1.4613 | 1.4113 | 1.4521 | 1.4513 | |
| CONDITIONS OF SUPPLY | ||||||||||||||||||
| HOT ROLLED SHEETS AND COILS | Finish 1 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
|
Rice grained |
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|
COLD |
2E | |||||||||||||||||
| 2D / 2B | ✓ | ✓ | ✓* | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||
| BA | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓*** | ✓*** | ✓ | ✓ | ✓ | ✓ | ||||
| Work hardened | ✓** | |||||||||||||||||
| Decorated | ✓ | |||||||||||||||||
| INDICATIVE CHEMICAL COMPOSITION | C | 0,21 | 0,32 | 0,46 | 0,03 | 0,02 | 0,04 | 0,02 | 0,01 | 0,02 | 0,02 | 0,02 | 0,02 | 0,02 | 0,01 | 0,06 | 0,02 | 0,02 |
| Cr | 13,2 | 13,2 | 13,2 | 12,2 | 11,3 | 16,2 | 11,5 | 11,5 | 16,2 | 17,7 | 17,7 | 18,2 | 18,2 | 24,0 | 16,7 | 17,7 | 16,3 | |
| Ni | – | 0.5 | – | – | – | – | – | – | – | – | – | – | – | – | ||||
| Mo | – | – | – | – | – | – | – | – | – | – | – | 1,0 | 2,1 | 1,2 | ||||
| Other | – | – | – | Ti | Ti | Ti | Ti, Nb | Ti, Nb | Ti, Nb | Ti, Nb | Ti, Nb | – | Ti, Nb | Ti | ||||
| MECHANICAL FEATURES AT 20 °C – INDICATIVE VALUES |
Yield stress 0,2% | 360 | 360 | 400 | 300 | 320 | 300 | 250 | 250 | 300 | 280 | 280 | 300 | 290 | 330 | 320 | 330 | 300 |
| Breaking load Rm | 590 | 650 | 700 | 450 | 500 | 500 | 420 | 420 | 450 | 450 | 450 | 470 | 450 | 490 | 500 | 500 | 470 | |
| Elongation A% A80 (thickness <3mm) A5 (thickness ≥3mm) |
26 | 23 | 19 | 25 | 23 | 27 | 30 | 32 | 27 | 28 | 34 | 30 | 34 | 30 | 25 | 28 | 28 | |
| FOOD CONTACT M. DECREE 21/3/73 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||||
| RESISTANCE TO CORROSION |
General | + | + | + | ° | ° | + | ° | ° | + | + | + | + | + | +++ | ++ | +++ | ++ |
| Pitting | + | + | + | ° | ° | + | ° | + | ++ | + | ++ | ++ | ++ | +++ | ++ | +++ | ++ | |
| Under tension | + | + | + | + | + | ++ | + | + | ++ | ++ | ++ | ++ | ++ | +++ | ++ | +++ | ++ | |
| Hot worked | + | + | + | ° | ° | + | ° | ++ | + | ++ | + | +++ | +++ | +++ | + | + | + | |
| FORMABILITY | + | + | + | + | + | + | ++ | ++ | ++ | ++ | ++ | ++ | +++ | ++ | + | + | ++ | |
| WELDABILITY | + | + | + | + | ++ | + | ++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ | + | +++ | +++ | |
| AUSTENITIC STEELS | ||||||||||||||||||||||
| CHROMIUM NICKEL | CHROMIUM NICKEL MOLYBDENUM | HEAT-RESISTANT | ||||||||||||||||||||
| Acciai Speciali Terni | 301 | 301 Cu | 301 L | 304 | 304 L | 304 DL | 304 MSA | 304 MS | 304 PSA | 304 PS | 304 PSQ | 321 | 316 | 316 L | 316 SLD | 316 Ti | 304 H **** | 309 S ***** | 310 S ***** | 321 H ***** | 4828 ***** | |
| EN 10088-2 | 1.4310 | 1.4310 | 1.4318 | 1.4301 | 1.4306 | 1.4307 | 1.4301 | 1.4301 | 1.4301 | 1.4301 | 1.4301 | 1.4541 | 1.4401 | 1.4404 | 1.4435 | 1.4571 | 1.4948 | 1.4833 | 1.4845 | 1.4878 | 1.4828 | |
| CONDITIONS OF SUPPLY | ||||||||||||||||||||||
| HOT ROLLED SHEETS AND COILS | Finish 1 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Rice grained | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||||||||||||
| COLD ROLLED SHEETS AND COILS |
2E | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||||||||||
| 2D / 2B | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||
| BA | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
| Work hardened | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||||||||||||
| Decorated | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||||||||||
| INDICATIVE CHEMICAL COMPOSITION | C | 0,10 | 0,09 | 0,03 | 0,04 | 0,03 | 0,025 | 0,04 | 0,04 | 0,04 | 0,04 | 0,04 | 0,05 | 0,06 | 0,03 | 0,03 | 0,05 | 0,06 | 0,06 | 0,05 | 0,05 | 0,05 |
| Cr | 17,4 | 17,2 | 17,2 | 18,2 | 18,2 | 18,2 | 18,2 | 18,2 | 18,2 | 18,2 | 18,2 | 17,3 | 16,7 | 16,7 | 17,4 | 16,7 | 18,2 | 22,6 | 24,3 | 17,2 | 19,3 | |
| Ni | 7,6 | 6,0 | 6,6 | 8,1 | 10,1 | 8,1 | 8,1 | 8,6 | 8,6 | 9,1 | 9,6 | 9,1 | 10,6 | 10,3 | 13,0 | 10,6 | 8,1 | 13,1 | 19,1 | 9,1 | 11,1 | |
| Mo | – | – | – | – | – | – | – | – | – | – | – | – | 2,1 | 2,1 | 2,7 | 2,1 | – | – | – | – | – | |
| Other | – | Cu | N | – | – | – | Cu | – | Cu | – | – | Ti | – | – | – | Ti | N | Ti | Si | Si | Ti | |
| MECHANICAL FEATURES AT 20 °C – INDICATIVE VALUES |
Yield stress 0,2% | 280 | 270 | 350 | 270 | 250 | 250 | 260 | 250 | 250 | 250 | 240 | 250 | 300 | 270 | 300 | 270 | 300 | 300 | 260 | 260 | 290 |
| Breaking load Rm | 700 | 750 | 800 | 650 | 570 | 630 | 630 | 630 | 620 | 600 | 600 | 590 | 610 | 580 | 600 | 580 | 600 | 600 | 580 | 600 | 640 | |
| Elongation A% A80 (thickness <3mm) A5 (thickness ≥3mm) |
50 | 58 | 45 | 54 | 55 | 54 | 56 | 56 | 58 | 58 | 60 | 57 | 50 | 52 | 50 | 55 | 54 | 45 | 45 | 57 | 55 | |
| FOOD CONTACT M. DECREE .21/3/73 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||||
| RESISTANCE TO CORROSION |
General | + | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | +++ | +++ | +++ | ++++ | +++ | ++ | +++ | +++ | +++ | +++ |
| Pitting | + | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | +++ | +++ | +++ | ++++ | +++ | ++ | +++ | +++ | +++ | ++ | |
| Under tension | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | ° | |
| Hot worked | + | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | +++ | ++ | ++ | ++ | ++ | ++ | ++++ | ++++ | ++ | +++ | |
| FORMABILITY | ++ | +++ | ++ | ++ | +++ | ++ | +++ | +++ | ++++ | ++++ | ++++ | +++ | ++ | +++ | +++ | +++ | ++ | + | + | ++ | + | |
| WELDABILITY | ++ | +++ | ++++ | +++ | ++++ | ++++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ | ++++ | ++++ | ++++ | +++ | +++ | ++ | ++ | +++ | |
