Tsis |
Cov ntsiab lus khoom |
Khoom npe: |
420 stainless hlau pob / 420C stainless hlau hlaws |
Khoom siv: |
420 / 420C |
LUS: |
0.35mm-50mm |
Hardness: |
420 HRC52-55; 420C HRC54-60; |
Txuj ntau lawm: |
ISO3290 2001 GB / T308.1-2013 DIN5401-2002 |
Tshuaj lom neeg muaj pes tsawg leeg ntawm 420 stainless hlau npas |
|
C |
0.28-0.36% |
Cr |
12.0-14.0% |
Si |
0.80% Max |
Mn |
1.0% Tshaj Loj. |
P |
0.04% Max |
S |
0.030% Max |
Mo |
——– |
SUS410 / SUS420J2 / SUS430 stainless hlaws hlaws dai sib piv:
SUS410: Martensite sawv cev rau qib steel, nrog lub zog muaj zog thiab siab hardness (sib nqus); kev xeb tsis kam, tsis haum rau siv nyob rau hauv qhov chaw muaj tshuaj lom; cov ntsiab lus C qis dua, ua haujlwm siab zoo, thiab cov nplaim dej tuaj yeem siv ua cua sov kho.
SUS420J2: Martensite sawv cev rau qib steel, nrog lub zog muaj zog thiab siab hardness (sib nqus); kev xeb tsis kam, kev ua haujlwm tsis zoo thiab tsim kom tau, thiab coj zoo tsis kam; nws tuaj yeem kho cua sov los txhim kho cov cuab yeej khoom. Nws yog dav siv rau kev ua riam, nozzles, li qub, rulers, thiab tableware.
SUS430: Tsis tshua muaj cua sov nthuav dav, zoo molding thiab oxidation tsis kam. Haum rau cov khoom siv tiv thaiv tshav kub, cov roj hlawv, khoom siv hauv tsev, chav kawm 2 rooj tog, chav ntxuav khoom noj. Tus nqi qis, kev ua haujlwm zoo yog qhov hloov chaw zoo tagnrho rau SUS304; zoo corrosion tsis kam, kev kho mob tsis-tshav kub hardenable ferritic stainless hlau.
TEB CHAWS |
TXHEEM |
KHOOM LUB NPE |
|||
Suav teb |
GB |
1Cr18Ni9 |
0Cr19Ni 9 |
0Cr17Ni12Mo2 |
3Cr13 |
USA |
AISI |
302 |
304 |
316 |
420 |
JAPAN |
JIS |
SUS302 |
SUS304 |
SUS316 |
SUS420J2 |
GEMANY |
DIN |
X12CrNi188 |
X5CrNi189 |
X5CrNiMn18 |
X30Cr13 |
1.4300 |
1.4301 |
10 (1.4401) |
1.4028 |
Lub hauv paus ntsiab lus ntawm stainless hlau pob:
Lub pas hlau tsis muaj xeb tsis yog xeb, tab sis tsis yooj yim rau xeb. Lub hauv paus ntsiab lus yog tias los ntawm kev ntxiv ntawm chromium, ntau txheej chromium oxide txheej tsim nyob rau saum npoo ntawm cov hlau, uas tuaj yeem tiv thaiv kev sib kis rov qab ntawm cov hlau thiab huab cua, kom cov pa oxygen tsis tuaj yeem nkag rau hauv cov hlau pob, yog li tiv thaiv Qhov cuam tshuam ntawm cov hlaws dai steel xeb.
Tuam Tshoj Cov Qauv Hauv Tebchaws (CNS), Japanese Cov Qauv Kev Lag Luam (JIS) thiab American Iron thiab Steel Institute (AISI) siv peb tus lej los qhia cov hlau sib txawv, uas tau hais ntau nyob rau hauv kev lag luam, ntawm qhov 200 series yog chromium-nickel-manganese. -based austenitic Stainless hlau, 300 series yog chromium-nickel austenitic stainless hlau, 400 series chromium stainless hlau (feem ntau hu ua stainless hlau), suav nrog martensite thiab ferrite.