I ke koho ʻana i ke kila kila no nā noi ʻoihana koʻikoʻi, ʻo 316L a me 904L nā koho kaulana ʻelua. Hāʻawi lāua ʻelua i ke kūpaʻa maikaʻi loa i ka pala a me ke kūpaʻa, akā ʻokoʻa nui lāua i ka haku mele ʻana, ka hana mīkini, a me ke kumukūʻai. Ma kēia ʻatikala, hoʻohālikelike mākou i ke kila kila 316L a me ke kila kila 904L ma nā pae koʻikoʻi e kōkua iā ʻoe e koho i ka metala kūpono no kāu papahana.
He aha ke kila kila 316L?
ʻO ke kila kila 316L kahi mana haʻahaʻa-kalapona o 316, he ʻāpana o ka ʻohana kila kila austenitic. Loaʻa iā ia:
16–18% Chromium
10–14% Nikala
2–3% Molybdenum
Kalapona Haʻahaʻa (<0.03%)
Nā Waiwai Koʻikoʻi o 316L:
Kū'ē maika'i loa i ka palaho i nā wahi kai a me nā wahi waikawa kūpono.
ʻO ka weldability maikaʻi a me ke ʻano hana.
Kūpaʻa i ka pitting a me ka crevice corrosion.
Nā Hoʻohana Maʻamau:
Nā lako meaʻai a me nā lāʻau lapaʻau
Nā ʻāpana moana
Nā pahu kemika a me nā paipu
Nā mea hoʻololi wela
He aha ke kila kila 904L?
He kila kila austenitic super ke kila kila 904L me ka nui o ka metala, i hoʻomohala kūikawā ʻia no ke kūpaʻa ʻana i ka pala. Loaʻa iā ia:
19–23% Chromium
23–28% Nikala
4–5% Molybdenum
1–2% Keleawe
Nā Waiwai Koʻikoʻi o 904L:
ʻOi aku ka kūpaʻa i nā waikawa ikaika (sulfuric, phosphoric).
Ke kūpaʻa kiʻekiʻe i ka pitting a me ka stress corrosion concretion.
Mālama i ka ikaika a me ke kūpaʻa i nā mahana kiʻekiʻe.
ʻAʻohe magnetic ma nā kūlana āpau.
Nā Hoʻohana Maʻamau:
Nā hale hana hana waikawa
Nā ʻōnaehana kai a me nā ʻōnaehana moana
Nā mea hana lāʻau lapaʻau a me nā kemika
Nā mea hoʻololi wela e lawelawe ana i nā pāpaho huhū
316L vs. 904L: Nā ʻokoʻa koʻikoʻi ma kahi nānā iki
| Waiwai | 316L kila kila | 904L kila kila |
|---|---|---|
| Ka nui o ka nikala | 10–14% | 23–28% |
| ʻIke Molybdenum | 2–3% | 4–5% |
| Ke kū'ē ʻana i ka palaho | Maikaʻi loa (ma ke ʻano laulā a me ke kai) | ʻOi aku ka maikaʻi (ʻakika, chloride, wai kai) |
| Ikaika | Waena | ʻOi aku ka ikaika mīkini |
| Kumukūʻai | ʻOi aku ka hoʻokele waiwai | ʻOi aku ke kumukūʻai |
| ʻAno Magnetic | ʻAʻole makeneka | ʻAʻole makeneka |
| Ka hiki ke hoʻopili ʻia | Maikaʻi loa | Pono ka mālama hou aku i ka wā o ka wili ʻana |
ʻO wai kāu e koho ai?
Koho iā 316Linā aia kāu noi ma kahikaiapuni ʻino iki, e like meka hana ʻana i ka meaʻai, nā lako lapaʻau, a i ʻolenā hale moanai hōʻike ʻia i ka wai kai.
Koho iā 904Lnonā kūlana ʻinoʻino, ʻoi aku hoʻinā pāpaho waikawa, nā wahi waiwai i ka chloride, a i ʻolenā kemika kiʻekiʻe a me nā hoʻonohonoho kai.
ʻOiai ʻo 316L e hāʻawi ana i kahi kaulike maikaʻi o ka hana a me ke kumukūʻai,ʻOi aku ka maikaʻi o 904Li nā wahi koʻikoʻi loa - e lilo ia i koho premium kahi e koʻikoʻi ai ka hilinaʻi lōʻihi.
Nā Manaʻo Hope Loa
He mea nui ka hoʻomaopopo ʻana i nā ʻokoʻa ma waena o ke kila kila 316L a me 904L no ka hana ʻana i nā koho mea naʻauao. Ma SAKY STEEL, hāʻawi mākou i nā papa ʻelua i nā ʻano like ʻole e like me nā papa, nā wili, nā kaola, nā paipu, a me nā flanges - ua kūlike nā mea āpau me nā kūlana honua e like me ASTM A240, A312, A182, a me nā mea hou aku.
Ka manawa hoʻouna: Iune-18-2025