Bọọlu irin alagbara, irin 420 / 420C
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Iwọn |
Awọn alaye ọja |
|
Orukọ ọja: |
Bọọlu irin alagbara, irin 420 / irin alagbara |
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Ohun elo: |
420 / 420C |
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Iwọn: |
0.35mm-50mm |
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Líle: |
420 HRC52-55; 420C HRC54-60; |
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Standard Production: |
ISO3290 2001 GB / T308.1-2013 DIN5401-2002 |
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Akopọ kemikali ti 420 irin alagbara, irin boolu |
|
|
C |
0.28-0．36% |
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Kr |
12.0-14.0% |
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Si |
0,80% Max |
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Mn |
1,0% Max. |
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P |
0,04% Max |
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S |
0,030% Max |
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Mo |
——– |
SUS410 / SUS420J2 / SUS430 irin alagbara, irin awọn ilẹkẹ Lafiwe：
SUS410: Martensite duro fun ipele irin, pẹlu agbara giga ati lile lile (oofa); resistance ibajẹ ti ko dara, ko yẹ fun lilo ni awọn agbegbe ibajẹ ti o nira; akoonu C kekere, iṣẹ ṣiṣe ti o dara, ati pe oju le ti le nipasẹ itọju ooru.
SUS420J2: Martensite duro fun ipele irin, pẹlu agbara giga ati lile lile (oofa); resistance ipata ti ko dara, ṣiṣe ti ko dara ati formability, ati resistance yiya ti o dara; o le ṣe itọju ooru lati mu awọn ohun-ini ẹrọ ṣiṣẹ. O ti lo ni lilo pupọ fun awọn obe processing, awọn iṣan, awọn falifu, awọn oludari, ati awọn ohun elo tabili.
SUS430: Iwọn imugboroosi igbona kekere, mimu ti o dara ati resistance ifoyina. O dara fun awọn ohun elo ti o sooro ooru, awọn olulana, awọn ohun elo ile, kilasi tabili kilasi 2, awọn ibi idana ounjẹ. Iye kekere, ṣiṣiṣẹ to dara jẹ aropo apẹrẹ fun SUS304; resistance ipata to dara, aṣoju ti kii ṣe ooru itọju hardenable ferritic alagbara, irin.
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ORILE |
TITUN |
ORUKO elo |
|||
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ṢINA |
GB |
1Cr18Ni9 |
0Cr19Ni 9 |
0Cr17Ni12Mo2 |
3Kr13 |
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USA |
AISI |
302 |
304 |
316 |
420 |
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JAPAN |
JIS |
SUS302 |
SUS304 |
SUS316 |
SUS420J2 |
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EMI |
DIN |
X12CrNi188 |
X5CrNi189 |
X5CrNiMn18 |
X30Cr13 |
|
1.4300 |
1.4301 |
10 (1.4401) |
1.4028 |
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Ilana ti rogodo irin alagbara:
Awọn ilẹkẹ irin alagbara ko jẹ ẹri-ipata, ṣugbọn ko rọrun lati ipata. Ilana naa ni pe nipasẹ afikun ti chromium, a ṣe fẹlẹfẹlẹ ohun elo afẹfẹ kromium ti o ni oju lori irin, eyiti o le ni idiwọ idiwọ isopọ laarin irin ati afẹfẹ, ki atẹgun atẹgun ninu afẹfẹ ko le wọ irin rogodo, nitorina idilọwọ Ipa ti awọn ilẹkẹ irin rusting.
Awọn Ilana ti Orilẹ-ede China (CNS), Awọn Ilana Iṣẹ Ilu Japanese (JIS) ati American Iron and Steel Institute (AISI) lo awọn nọmba mẹta lati tọka awọn irin onirin ti o yatọ, eyiti a sọ ni agbasọ ni ile-iṣẹ, eyiti eyiti 200 jara jẹ chromium-nickel-manganese -based austenitic Irin alagbara, irin 300 jẹ irin alagbara irin irin-chromium-nickel, irin alagbara irin chromium 400 jara (eyiti a mọ ni irin alailowaya), pẹlu martensite ati ferrite.
