201 Irin alagbara, irin Bar
Apejuwe
Idaabobo ipata
Ipele gbogbogbo ti resistance ipata Iru 201 jẹ afiwera si Iru 301's.Ni opolopo ninu awọn ipo kekere, Iru 201 yẹ ki o ṣiṣẹ ni itẹlọrun ni ibi ti Iru 301. Iru 201 ni o ni idiwọn ti o kere ju Iru 301. Iru 201 jẹ nipa 50 ° F (28 ° C) kere si sooro si irẹjẹ iparun ju Iru 301 lọ. to iwọn 1500 °F (816 °C).
Ṣiṣẹda
Iru si Iru 301, Iru 201 irin alagbara, irin le ti wa ni akoso nipasẹ ibujoko lara, eerun lara, ati birki atunse.Ṣugbọn nitori agbara nla rẹ, o le ni orisun omi diẹ sii.Ni ọpọlọpọ awọn ọran, ohun elo yii le fa ni aami si Iru 301
ti o ba ti lo agbara diẹ sii ati titẹ-isalẹ ti gbe soke, awọn iṣẹ iyaworan.
Weldability
Iparapọ boṣewa ati awọn ilana alurinmorin resistance ni ero lọpọlọpọ lati ni agbara lati darapọ mọ awọn irin alagbara ni kilasi austenitic.Nipa aridaju wipe ferrite fọọmu ni weld idogo, pataki itoju gbọdọ wa ni ya lati se weld "gbona wo inu".Agbegbe igbona weld ti o kan le di ifarabalẹ ati jẹ ipalara si ipata intergranular ni awọn ipo miiran, gẹgẹ bi pẹlu awọn onipò irin alagbara chrome-nickel austenitic miiran nibiti erogba ko ni iṣakoso si 0.03% tabi kere si.Ti a ṣe afiwe si Iru 304L Irin Alagbara, eyiti o jẹ alloy olokiki julọ ni kilasi alagbara yii, alloy pato yii ni igbagbogbo ro pe o ni weldability buru.Sipesifikesonu loorekoore fun AWS E/ER 308 jẹ nigbati kikun weld nilo.Awọn alaye diẹ sii ni a le rii ninu awọn iwe itọkasi, eyiti o jẹ olokiki fun Iru 201 Irin Alagbara.
Ooru itọju
Iru 201 kii ṣe lile nipasẹ itọju ooru.Annealing: Anneal ni 1850 - 1950 °F (1010 - 1066 °C), lẹhinna omi pa tabi ni iyara ni afẹfẹ tutu.Iwọn otutu mimu yẹ ki o wa ni kekere bi o ti ṣee ṣe, ni ibamu pẹlu awọn ohun-ini ti o fẹ, nitori Iru 201 duro lati ṣe iwọn diẹ sii ju Iru 301 lọ.
| Irin alagbara, irin ite | |||||||
| Ipele | Kemikali tiwqn | ||||||
| C≤ | Si≤ | Mn≤ | P≤ | S≤ | Ni | Cr | |
| 201 | 0.15 | 1.00 | 5.5-7.5 | 0.5 | 0.03 | 3.50-5.50 | 16.00-18.00 |
| 202 | 0.15 | 1.00 | 7.5-10.0 | 0.5 | 0.03 | 4.00-6.00 | 17.00-19.00 |
| 304 | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 8.00-11.00 | 18.00-20.00 |
| 304L | 0.03 | 1.00 | 2.00 | 0.045 | 0.03 | 8.00-12.00 | 18.00-20.00 |
| 309 | 0.2 | 1.00 | 2.00 | 0.04 | 0.03 | 12.00-15.00 | 22.00-24.00 |
| 309S | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 12.00-15.00 | 22.00-24.00 |
| 310 | 0.25 | 1.50 | 2.00 | 0.04 | 0.03 | 19.00-22.00 | 24.00-26.00 |
| 310S | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 19.00-22.00 | 24.00-26.00 |
| 316 | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 10.00-14.00 | 16.00-18.00 |
| 316L | 0.03 | 1.00 | 2.00 | 0.045 | 0.03 | 10.00-14.00 | 16.00-18.00 |
| 316Ti | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 10.00-14.00 | 16.00-18.00 |
| 2205 | 0.03 | 1.00 | 2.00 | 0.03 | 0.02 | 4.50-6.50 | 22.00-23.00 |
| 410 | 0.15 | 1.00 | 1.00 | 0.04 | 0.03 | 0.6 | 11.50-13.50 |
| 430 | 0.12 | 0.12 | 1.00 | 0.04 | 0.03 | 0.6 | 16.00-18.00 |
