Specificatii
De la Ø 6 la Ø 100 mm (Domeniul imperial: 1/4″ – 4″)
COMPOZITIE CHIMICA, % DIN GREUTATE
| MARCA DE OTEL (stare) | Rezistenta la rupere Rm | Limita de curgere Rp0.2 | Alungirea A5 | Duritate maxim HB |
|---|---|---|---|---|
| – N/mm2 – | – N/mm2 – | – % min – | – A – | |
| X20Cr13 (recopt) | max 760 | – | – | 230 |
| X46Cr13 (recopt) | max 800 | – | – | 245 |
| X17CrNi16-2 (recopt) | max 950 | – | – | 295 |
| X5CrNiMo 17-12 -2 | 500÷700 | 190 | 45 | 215 |
| X5CrNiMo 17-12-2 | 500÷700 | 200 | 40 | 215 |
| X3CrNiMoN 27-5-2 | 620÷880 | 450 | 20 | 260 |
PROPRIETATI MECANICE (Conform SR EN 10088/3-1998)
| Marca de otel inoxidabil | Rating 10 | |
|---|---|---|
| AISI 420 | 216 ore NSS | 72 ore AASS |
| AISI 431 | 960 ore NSS | 320 ore AASS |
| AISI 316; AISI 329 | 1450 ore NSS | 500 ore AASS |
Rezistenta la coroziune
Rezultate teste de coroziune AASS si NSS efectuate conform ISO 9227:1990 si evaluate conform ISO 10289:1999.
| ISO 9227 | ASTM | DIN 50021 | Tip ceata salina |
|---|---|---|---|
| NSS | B 117 | SS | Neutra |
| AASS | B 287 | ESS | Acetica |
| CASS | B 368 | CASS | Cupro-acetica accelerata |
| EN 10088 | Werkstoff No. | DIN 17440 | STAS 3583 | AFNOR 35573 | B.S. 970 3100 | UNI 6901 | JIS G4303 | GOST 5632 977 | AISI SAE |
|---|---|---|---|---|---|---|---|---|---|
| X20Cr13 | 14021 | X20Cr13 | 20Cr130 | Z20C13 X20Cr13 | 420S37 | X20Cr13 | SUS420F | 20Ch13 | 420 |
| X46Cr13 | 14034 | X46Cr13 | 40Cr130 | Z44C14 Z38C13M | (420S45) | X40Cr14 | – | 40Ch13 | – |
| X17CrNi16-2 | 14057 | X17CrNi16-2 | 22NiCr170 | Z15CN16-02 X17CrNi16-2 | 431S29; 6 S.80 | X16CrNi16 | SUS431 | 20Ch17N2 | 431 |
| X17CrNi16-2 | 14057 | X17CrNi16-2 | 22NiCr170 | Z15CN16-02 X17CrNi16-2 | 431S29; 6 S.80 | X16CrNi16 | SUS431 | 20Ch17N2 | 431 |
| X5CrNi 18-10 | 1.4301 | X5CrNi 18-10 | 5NiCr180 | Z4CN19-10FF Z5CN17-08 Z6CN18-09 Z7CN18-09 | 304 S 11 304 S 15 304 S 16 304S17; LW 21 | X5CrNi18 10 | SUS 304 | 08Ch18N10 | 304 |
| X5CrNiMo 17-12-2 | 1.4401 | X5CrNi 17-12-2 | – | Z3CND17-11-01 Z6CND17-11 Z6CND17-11-02 FF Z7CND17-11-02 | 316 S 13 316 S 17 | X5CrNiMo17 12 2 | SUS 316 | 08X17H13M2 | 316 |
| X3CrNiMoN 27- 5-2 | 1.446 | X3CrNiMoN 27- 5-2 | – | (Z3CND25-07 Az) Z5CND27-05 Az | X3CrNiMoN 27- 5-2 | – | SUS 329 J1 | 10Ch26N5M | 329 |
Corespondenta marci otel
| MARCA DE OTEL) | C (max) | Si (max) | Mn (max) | P (max) | S | Ni (max) | V (max) |
|---|---|---|---|---|---|---|---|
| St52(E 355) | 0.2 | 0.5 | 1.5 | 0.025 | 0.02-0.04 | – | – |
| StE 460(E 410) | 0.2 | 0.5 | 1.7 | 0.025 | max 0.015 | 0.8 | 0.2 |
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