Irin ti ko njepata, mọ fun awọn oniwe-ipata resistance ati agbara, jẹ ohun elo to ṣe pataki ni ọpọlọpọ awọn ile-iṣẹ ti o wa lati ikole si ohun elo iṣoogun. Nkan yii n pese akopọ okeerẹ ti awọn onipò irin alagbara ati jara, apejuwe awọn ohun-ini wọn, awọn ohun elo, ati awọn afiwera lati ṣe iranlọwọ ni yiyan ohun elo fun awọn iwulo pato.
Irin ti ko njepata, mọ fun awọn oniwe-ipata resistance ati agbara, jẹ ohun elo to ṣe pataki ni ọpọlọpọ awọn ile-iṣẹ ti o wa lati ikole si ohun elo iṣoogun. Nkan yii n pese akopọ okeerẹ ti awọn onipò irin alagbara ati jara, apejuwe awọn ohun-ini wọn, awọn ohun elo, ati awọn afiwera lati ṣe iranlọwọ ni yiyan ohun elo fun awọn iwulo pato.
Irin alagbara, irin jẹ ẹya alloy nipataki kq ti irin, pẹlu ni o kere 10.5% chromium. Awọn afikun ti chromium nyorisi didasilẹ ti palolo chromium oxide Layer lori dada, eyi ti idilọwọ ipata ati ipata. Tiwqn le ṣe atunṣe siwaju pẹlu awọn eroja bi nickel, molybdenum, ati awọn miiran lati mu orisirisi-ini.
Irin alagbara le ti wa ni tito lẹšẹšẹ si orisirisi awọn idile da lori wọn microstructure:
Yi jara jẹ julọ gbajumo nitori awọn oniwe-versatility:
Ipele | Kemikali tiwqn | Agbara fifẹ | O pọju Lo otutu | Ojuami Iyo | Agbara (%) | Lile (HB) | Oofa |
Austenitic | |||||||
201 | 16-18% Kr, 3.5-5.5% Ni, 5.5-7.5% Mn | 515 MPa (75 Ksi) | 700˚C (1292˚F) | 1400-1450°C (2552-2642°F) | 40% | 250 | Rara |
202 | 17-19% Kr, 4-6% Ni, 7.5-10% Mn | 515 MPa(75 Ksi) | 800˚C (1472˚F) | 1400-1450°C (2552-2642°F) | 40% | 250 | Rara |
205 | 16.5-18% Kr, 1-1.75% Ni, 14-15% Mn | 515 MPa(75 Ksi) | 800˚C (1472˚F) | 1400-1450°C (2552-2642°F) | 40% | 250 | Rara |
301 | 16-18% Kr, 6-8% Ni | 515 MPa(75 Ksi) | 871 °C (1600 °F) | 1399-1421°C (2550-2590°F) | 40% | 201 | Rara |
302 | 17-19% Kr, 8-10% Ni | 585 MPa (85 Ksi) | 870˚C (1598˚F) | 1400-1420°C (2550-2590°F) | 40% | 201 | Rara |
303 | 17-19% Kr, 8-10% Ni, 0.15-0.35% S | 690 MPa(100 Ksi) | 760˚C (1,400˚F) | 1400-1420°C (2550-2590°F) | 35% | 262 | Rara |
304 | 18-20% Kr, 8-10.5% Ni | 621 MPa (90 Ksi) | 870˚C (1598˚F) | 1399-1454°C (2550-2650°F) | 45% | 201 | Rara |
305 | 17-19% Kr, 10-13% Ni | 515 MPa (75 ksi) | 815°C (1500°F) | 1375-1425°C (2507-2597°F) | 40% | 205 | Rara |
308 | 19-21% Kr, 9-11% Ni | 620 MPa (90 ksi) | 870˚C (1598˚F) | 1400-1425°C (2552-2597°F) | 35% | 217 | Rara |
309 | 23% Kr, 13% Ni | 620 MPa (89 Ksi) | 1000˚C (1,832˚F) | 1400-1455°C (2550-2651°F) | 25% | 180 | Rara |
314 | 24-26% Kr, 19-22% Ni | 620 MPa(90 Ksi) | 1100˚C (2012˚F) | 1399-1421°C (2550-2590°F) | 45% | 217 | Rara |
316 | 16-18% Kr, 10-14% Ni, 2-3% Mo | 579 MPa (84 Ksi) | 800˚C (1,472˚F) | 1371-1399°C (2500-2550°F) | 45% | 217 | Rara |
317 | 18-20% Kr, 11-15% Ni, 3-4% Mo | 585 MPa(85 Ksi) | 816˚C (1,500˚F) | 1370-1400°C (2500-2550°F) | 40% | 217 | Rara |
321 | 17-19% Kr, 9-12% Ni, 0.7% Ti | 620 MPa(90 Ksi) | 816˚C (1,500˚F) | 1400-1425°C (2550-2600°F) | 45% | 217 | Rara |
347 | 17-19% Kr, 9-12% Ni, 0.8% Nb | 690 MPa(101 Ksi) | 816˚C (1,500˚F) | 1400-1425°C (2550-2600°F) | 45% | 217 | Rara |
904L | 19-23% Kr, 23-28% Ni, 4.5% Mo | 490 MPa (71 Ksi) | 400˚C (752˚F) | 1350-1400°C (2462-2552°F) | 35% | 200 | Rara |
A2 | 18% Kr, 8% Ni (Ni deede si 304) | 505 MPa (73 ksi) | 870˚C (1598˚F) | 1400-1450°C (2552-2642°F) | 40% | 123 | Rara |
18/8 | 18% Kr, 8% Ni | 505 MPa (73 ksi) | 870˚C (1598˚F) | 1400-1450°C (2552-2642°F) | 40% | 123 | Rara |
18/10 | 18% Kr, 10% Ni | 520 MPa (75 ksi) | 870˚C (1598˚F) | 1400-1450°C (2552-2642°F) | 40% | 129 | Rara |
Ferritic | |||||||
405 | 11.5-14.5% Kr | 585 MPa (85 Ksi) | 815˚C (1,499˚F) | 1480-1530°C (2700-2790°F) | 20% | 200 | Bẹẹni |
408 | 11% Kr, 8-10% Ni | 505 MPa (73 Ksi) | 815˚C (1,499˚F) | 1400-1455°C (2550-2651°F) | 25% | 170 | Bẹẹni |
409 | 10.5-11.75% Kr | 448 MPa (65 Ksi) | 815˚C (1,499˚F) | 1425-1510°C (2597-2750°F) | 25% | 180 | Bẹẹni |
414 | 11.5-13% Kr | 500 MPa (73 Ksi) | 650˚C (1202˚F) | 1425-1510°C (2597-2750°F) | 20% | 250 | Bẹẹni |
429 | 14-16% Kr | 450 MPa (65 Ksi) | 815˚C (1,499˚F) | 1425-1510°C (2597-2750°F) | 25% | 200 | Bẹẹni |
430 | 16-18% Kr | 450 MPa (65 Ksi) | 815˚C (1,499˚F) | 1425-1510°C (2597-2750°F) | 25% | 200 | Bẹẹni |
434 | 16-18% Kr,1% Mo | 540 MPa (78 Ksi) | 815˚C (1,499˚F) | 1426-1510°C (2600-2750°F) | 25% | 200 | Bẹẹni |
436 | 17% Kr、1.25% Mo | 459 MPa (67 Ksi) | 815˚C (1,499˚F) | 1425-1510°C (2600-2750°F) | 25% | 200 | Bẹẹni |
442 | 18-23% Kr | 515-550 MPa(77-80 Ksi) | 925-980˚C (1,700/1,800˚F) | 1065-1120°C (1950-2048˚F) | 20% | 250 | Bẹẹni |
444 | 17-20% Kr、1.8-2.5% Mo | 415 MPa (60 Ksi) | 950˚C (1,752˚F) | 1405-1495°C (2561-2723°F) | 25% | 200 | Bẹẹni |
18/0 | 18% Kr, 0% Ni | 450 MPa (65 ksi) | 760°C (1400°F) | 1425-1510°C (2597-2750°F) | 30% | 200 | Bẹẹni |
Martensitic | |||||||
410 | 11.5-13.5% Kr、0.15% C | 500-1400 MPa (73-203 Ksi) | 650˚C (1202˚F) | 1482-1532°C (2700-2790°F) | 15% | 250 | Bẹẹni |
410S | 11.5-13.5% Kr、0.08% C | 444 MPa (64 Ksi) | 705˚C (1300˚F) | 1482-1532°C (2700-2790°F) | 20% | 250 | Bẹẹni |
416 | 12-14% Kr、0.15-0.35% S | 517 MPa (75 Ksi) | 760˚C (1,400˚F) | 1480-1530°C (2696-2786°F) | 25% | 250 | Bẹẹni |
420 | 12-14% Kr、0.15-0.45% C | 586 MPa (85 Ksi) nigbati annealed | 650˚C (1202˚F) | 1454-1510°C (2649-2750°F) | 20% | 250 | Bẹẹni |
422 | 11.5-14% Kr、0.20-0.25% C | 760 MPa (110 Ksi) | 760˚C (1,400˚F) | 1483°C (2700°F) | 15% | 250 | Bẹẹni |
431 | 15-17% Kr、1.25-2.5% Ni | 500-1500 MPa (73-217 Ksi) | 650˚C (1202˚F) | 1482-1532°C (2700-2790°F) | 20% | 250 | Bẹẹni |
440 | 16-18% Kr、0.75-1.20% C | 758 MPa (110 Ksi) | 760˚C (1,400˚F) | 1483°C (2700°F) | 15% | 250 | Bẹẹni |
Òjòjò | |||||||
630 | 16-17% Kr、4-5% Ni、3-5% Ku | 1103 MPa (160 Ksi) | 316˚C (600˚F) | 1404-1440°C (2560-2625°F) | 15% | 350 | Bẹẹni |
Yiyan iwọn ọtun ti irin alagbara, irin da lori awọn ibeere kan pato ti ohun elo naa, considering ifosiwewe bi ipata resistance, agbara, weldability, ati iye owo. Akopọ alaye yii ti awọn onipò irin alagbara ati jara yẹ ki o ṣe iranlọwọ ni ṣiṣe awọn ipinnu alaye fun ọpọlọpọ awọn ohun elo ile-iṣẹ ati iṣowo, aridaju iṣẹ ṣiṣe ti o dara julọ ati gigun ti awọn ohun elo ti a lo.
Fun isọdi siwaju sii tabi awọn ibeere ọja kan pato, Kikan si olutaja irin olokiki bii Ẹgbẹ SteelPRO tabi JCCasting le pese awọn solusan ti a ṣe deede lati pade awọn ibeere iṣẹ akanṣe alailẹgbẹ.
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