ʻAno kila kila 304ʻo ia kekahi o nā papa kila kila maʻalahi loa a hoʻohana pinepine ʻia. He hui austenitic Chromium-Nickel ia e loaʻa ana ka liʻiliʻi o 18% Chromium a me 8% Nickel me ka nui o 0.08% Carbon. ʻAʻole hiki ke hoʻopaʻakikī ʻia e ka mālama wela akā hiki i ka hana anu ke hana i nā ikaika tensile kiʻekiʻe. Hāʻawi ka hui Chromium a me Nickel i ka Type 304 me ka pale ʻana i ka pala a me ka oxidation i ʻoi aku ka maikaʻi ma mua o ke kila a i ʻole ka hao. He haʻahaʻa kona ʻike kalapona ma mua o 302 e hiki ai iā ia ke hōʻemi i ka chromium carbide precipitation ma muli o ka welding a me ka intergranular corrosion. Loaʻa iā ia nā ʻano hana a me ka welding maikaʻi loa.
ʻO ke ʻano 304 he ikaika tensile hope loa o 51,500 psi, ka ikaika hua o 20,500 psi a me 40% elongation ma 2 ". Loaʻa ke kila kila kila ʻano 304 i nā nui a me nā ʻano like ʻole e like me ke kaola, ke kihi, nā poepoe, ka pā, ke kahawai a me nā kaola. Hoʻohana ʻia kēia kila ma nā ʻoihana he nui no nā kumu like ʻole. ʻO kekahi mau laʻana he lako hana meaʻai, nā lako kīhini a me nā mīkini, nā panela, nā trims, nā ipu kemika, nā mea hoʻopaʻa, nā pūnāwai, a pēlā aku.
| KA LOILOI KEMIKA | ||||||
| C | Cr | Mn | Ni | P | Si | S |
| 0.08 | 18-20 | 2 Max | 8-10.5 | 0.045 | 1 | 0.03 |
Ka manawa hoʻouna: Pepeluali-26-2019


