ʻO ka hui pū ʻana i ka corrosion
0102030405
HANA KEMIIKA
KAHIKI | % | In | Cr | No ka mea | Nb | ʻO Fe | ʻO Co | Ua ʻōlelo ʻo Al | O | C | ʻO Mn | A | P | S |
ALOHA 625 | MIN | 58 | 20 | 8 | 3.15 | - | - | - | - | - | - | - | - | - |
MAX | - | 23 | 10 | 4.15 | 5 | 1 | 0.4 | 0.4 | 0.1 | 0.5 | 0.5 | 0.015 | 0.015 |
Na Waiwai Kino
mānoanoa | wahi hehee |
8.44g/cm³ | 1290-1350 ℃ |
KUMU HOOKO
Huahana | ASTM Kūlana |
Papa, lau, kāʻei | ASTM B443 |
paipu me ka paipu ʻole | ASTM B444 |
paipu & paipu wili | ASTM B704 |
pā | ASTM B446 |
ke kalaiwa ana | ASTM B564 |
HUAKAA HIʻO
1.Excellent corrosion kū'ē i nāʻano corrosive media i ka oxidizing a me ka ho'ēmiʻana kaiapuni.
2.Excellent kū'ē i pitting corrosion a me ka crevice corrosion a me ka stress corrosion māwae ma muli o chlorides.
3.Excellent kū'ē i ka corrosion o inorganic acids e like me nitric acid, phosphoric acid, sulfuric acid, hydrochloric acid, a me ka hui o ka sulfuric acid a me ka waika hydrochloric, etc.
4. Kūʻē maikaʻi i ka corrosion o nā ʻano waikona inorganic i loko o nā solutions hui ʻia.5.
5. Temperature a hiki i ka 40 ℃, ma nā ʻano ʻokoʻa o ka waika hydrochloric solution hiki ke hōʻike i ke kūpaʻa maikaʻi.
6.Good workability a weldability me ka post-weld māwae susceptibility.
7.Wall wela ma -196 ~ 450 ℃ kaomi moku manufacturing palapala hōʻoia.
8. Na ka American Association of Corrosion Engineers NACE palapala hōʻoia maʻamau (MR-01-75) ma ka laina me nā kūlana kiʻekiʻe loa no ka hoʻohana ʻana i ke kaiapuni kinoea ʻawaʻawa papa VII.
noi huahana
Hoʻohana nui ʻia ʻo 625 haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa i loko o ka ʻoihana kaʻina hana kemika, kahi i hiki ai i kona kūpaʻa corrosion maikaʻi a me ka ikaika kiʻekiʻe ke hoʻohana ʻia ma ke ʻano he ʻāpana kikoʻī. Hiki ke hoʻohana ʻia ka 625 alloy i nā noi kahi e hoʻopili ai me ka wai kai a kau ʻia i nā koʻikoʻi mechanical kiʻekiʻe.
Nā wahi noi maʻamau: 1.
1. Nā ʻāpana no nā kaʻina hana kemika organik i loaʻa nā chlorides, ʻoi aku ka nui o kahi e hoʻohana ʻia ai nā catalysts acidic chloride.
2. ʻO nā pahu hoʻoheheʻe a me ka bleach no ka pulp a me ka ʻoihana pepa.
3. Nā hale kiaʻi absorption, reheaters, flue gas inlet baffles, pā (wet), agitators, deflectors a me nā ʻauheʻe i loko o nā ʻōnaehana desulphurization flue gas.
4. Nā lako a me nā ʻāpana no ka hana ʻana i nā noi i loko o nā wahi kinoea acid.
5. Acetic acid a me ka ethyl alcohol reaction generators. 6. ʻO nā condensers sulfuric acid.
