Parameter |
Nā kikoʻī huahana |
Inoa mea kūʻai: |
420 pōpō kila / 420C lei kila kila |
Pono Pono: |
420 / 420C |
SIZE: |
0.35mm-50mm |
Paakiki: |
420 HRC52-55; 420C HRC54-60; |
Iecaianoaaiiuo hae: |
ISO3290 2001 GB / T308.1-2013 DIN5401-2002 |
Hoʻohui kemikala o 420 pōpō kila |
|
C |
0.28-0.36% |
Cr |
12.0-14.0% |
ʻO Si |
0.80% Max |
Mn |
1.0% Max. |
P |
0.04% Max |
S |
0.030% Max |
Mo |
——– |
SUS410 / SUS420J2 / SUS430 mea lei kila kila Hoʻohālikelike:
SUS410: Hoʻohālikelike ʻo Martensite i ka papa kila, me ka ikaika kiʻekiʻe a me ka paʻakikī kiʻekiʻe (ʻume mākenēki); ke kūpale kūpale maikaʻi ʻole, ʻaʻole kūpono no ka hoʻohana ʻana i nā wahi ka popopo loa; haʻahaʻa C ʻike, hana maikaʻi, a hiki ke paʻakikī ʻia ka ʻili e ka mālama wela.
SUS420J2: Hoʻohālikelike ʻo Martensite i ka papa kila, me ka ikaika kiʻekiʻe a me ka paʻakikī kiʻekiʻe (ʻume mākenēki); ke kūpale kūpale maikaʻi ʻole, ka hana maikaʻi ʻole a me ka formability, a me ka pale maikaʻi maikaʻi ʻole; hiki ke mālama ʻia i ka wela e hoʻomaikaʻi i nā pono mechanical. Hoʻohana nui ʻia ia no ka hana ʻana i nā pahi, nā nozzles, nā kiwikā, nā luna, a me nā papa ʻaina.
SUS430: ʻO ke ana hoʻonui hoʻonui haʻahaʻa, maikaʻi a me ke kūpikipiki kūpale. Kūpono no nā mīkini pono hoʻopale wela, nā mea puhi ahi, nā mīkini home, nā papa ʻaina papa 2, nā poho kīhini. ʻO ke kumu kūʻai haʻahaʻa, kahi hana kūpono kahi mea kūpono no SUS304; kūpaʻa kūpaʻa maikaʻi, hoʻomaʻamaʻa non-heat paʻakikī paʻakikī paʻakikī kila ferritic.
KAULANA |
NĀ KULA |
INOA MAKAHI |
|||
KINA |
GB |
1Cr18Ni9 |
0Cr19Ni 9 |
0Cr17Ni12Mo2 |
3Cr13 |
USA |
AISI |
302 |
304 |
316 |
420 |
IAPANA |
ʻO JIS |
SUS302 |
SUS304 |
SUS316 |
SUS420J2 |
GEMANIA |
DIN |
X12CrNi188 |
X5CrNi189 |
X5CrNiMn18 |
X30Cr13 |
1.4300 |
1.4301 |
10 (1.4401) |
1.4028 |
Kumuhana o ka poepoe kila kila:
ʻAʻole popo-hōʻoia nā peʻa kila kila, akā ʻaʻole maʻalahi i ka pala. ʻO ke kumumanaʻo ka hoʻohui ʻia o chromium, ua hoʻokumu ʻia kahi ʻāpana chromium oxide ma luna o ka kila, i hiki ke pale pono i ka hoʻopili hou ʻana ma waena o ke kila a me ka lewa, i hiki ʻole i ka oxygen i ka lewa ke komo i ka kila. kinipōpō, i laila e pale nei i ka hopena o nā lei kila e hao ana.
Ke hoʻohana nei ʻo China National Standards (CNS), Japanese Industrial Standards (JIS) a me American Iron and Steel Institute (AISI) i ʻekolu mau helu e hōʻike ai i nā kila kila ʻokoʻa, i ʻōlelo nui ʻia i ka ʻoihana, kahi o ka moʻo 200 he chromium-nickel-manganese -based austenitic kuhiliʻole kila, 300 moʻo he chromium-nickel austenitic kuhiliʻole kila, 400 moʻo chromium kuhiliʻole kila (ʻike pinepine ʻia he hao hao), me martensite a me ferrit.