Kusiyana Pakati pa 316 ndi 316L Stainless Steel
Kusiyana pakati pa 316 ndi 316L zitsulo zosapanga dzimbiri ndikuti 316L ili ndi .03 max carbon ndipo ndi yabwino kuwotcherera pamene 316 ili ndi mulingo wapakati wa carbon.316 ndi 316L ndi ma alloy austenitic alloys, kutanthauza kuti zitsulo zosapanga dzimbiri zimenezi zimalimbana ndi dzimbiri chifukwa chogwiritsidwa ntchito. ya nonmagnetic solid solution ya ferric carbide kapena carbon mu iron popanga.
Kuphatikiza pa chromium ndi faifi tambala, ma aloyiwa ali ndi molybdenum, yomwe imawapangitsanso kuti asachite dzimbiri. Ngakhale kukana kwambiri kwa dzimbiri kumaperekedwa ndi 317L, momwe zinthu za molybdenum zimawonjezeka kufika 3 mpaka 4% kuchokera pa 2 mpaka 3% zomwe zimapezeka mu 316 ndi 316L.
Katundu ndi Kugwiritsa Ntchito 316 ndi 316L Stainless Steel
Ma alloys awa amadziwika chifukwa cha zowotcherera zabwino kwambiri, zophatikizidwa ndi njira zophatikizira komanso zokana. Mtundu wa 316L low carbon umakonda kwambiri m'malo owononga. Ndikofunika kuonetsetsa kuti mkuwa ndi zinki sizikhala zonyansa pamalo opangira ma welds, chifukwa izi zingapangitse kusweka.Ndizofala kupanga 316 ndi 316L mumitundu yosiyanasiyana. Zitha kupangidwa pazida zofanana ndi zitsulo za kaboni, ndipo zimaphimbidwa mosavuta ndikulasidwa. Kusasinthika kwabwino kumatanthauza kuti amachita bwino kujambula mozama, kupota, kutambasula ndi kupindika.
Zimango katundu
Mtundu | Mtengo wa UTS | Zotuluka | Elongation | Kuuma | Nambala yofananira ya DIN | |
N/mm | N/mm | % | HRB | anachita | kuponya | |
304 | 600 | 210 | 60 | 80 | 1.4301 | 1.4308 |
304l pa | 530 | 200 | 50 | 70 | 1.4306 | 1.4552 |
316 | 560 | 210 | 60 | 78 | 1.4401 | 1.4408 |
316l ndi | 530 | 200 | 50 | 75 | 1.4406 | 1.4581 |
AISI 316 (1.4401) |
AISI 316L (1.4404) |
AISI 316LN (1.4406) |
|
Cr (Chromium) |
16.5 - 18.5% |
16.5 - 18.5% |
16.5 - 18.5% |
Ndi (Nickel) |
10 - 13 % |
10 - 13 % |
10 - 12.5% |
Mn (Manganese) |
<= 2% |
<= 2% |
<= 2% |
Mo (Molybdenum) |
2 - 2.5% |
2 - 2.5% |
2 - 2.5% |
Si (Silicon) |
<= 1% |
<= 1% |
<= 1% |
N (Nayitrogeni) |
0.11 % |
0.11 % |
0.12-0.22 % |
Phosphorous (P) |
0.045 % |
0.045 % |
0.045 % |
C (Kaboni) |
<= 0.07% |
<= 0.03 % |
<= 0.03 % |
S (Sulphur) |
0.03 % |
0.02 % |
0.015 % |
Pakati pazitsulo zonse, zitsulo zosapanga dzimbiri za austenitic zimakhala ndi zokolola zotsika kwambiri.Chifukwa chake, poganizira za makina, chitsulo chosapanga dzimbiri cha austenitic sichinthu chabwino kwambiri cha tsinde, chifukwa kuonetsetsa mphamvu inayake, kukula kwa tsinde kudzawonjezeka. Zokolola sizingawonjezeke ndi chithandizo cha kutentha, koma zitha kusinthidwa ndi kuzizira kupanga.