Na Waiwai Nui
ʻO ka Alloy 2205 duplex stainless steel plate he 22% Chromium, 3% Molybdenum, 5-6% Nickel nitrogen alloyed duplex stainless steel plate me nā waiwai kūʻokoʻa nui, kūloko a me ke koʻikoʻi i ka hoʻohui i ka ikaika kiʻekiʻe a me ka paʻakikī hopena maikaʻi.
2205 paipu wiliwili kila kila
Hāʻawi ka Alloy 2205 duplex stainless steel plate i ka pitting a me ka crevice corrosion resistance i ʻoi aku ma mua o 316L a i ʻole 317L austenitic stainless steels ma kahi kokoke i nā media corrosive.He kiʻekiʻe ka corrosion a me ka erosion fatigue waiwai a me ka hoʻonui haʻahaʻa haʻahaʻa a me ka conductivity thermal kiʻekiʻe ma mua o austenitic.
ʻO ka ikaika o ka hoʻohua ʻana he ʻelua paha ia o nā kila kuhili ʻole austenitic.Hāʻawi kēia i kahi mea hoʻolālā e mālama i ke kaumaha a hoʻolilo i ka alloy i ʻoi aku ka hoʻokūkū ke hoʻohālikelike ʻia me 316L a i ʻole 317L.
2205 paipu wiliwili kila kila
ʻO Alloy 2205 duplex stainless steel plate he mea kūpono ia no nā noi e uhi ana i ka pae wela -50 ° F / + 600 ° F.Hiki ke noʻonoʻo ʻia nā mahana ma waho o kēia pae akā pono i kekahi mau kaohi, ʻoi aku no nā hale welded.
Pale ʻino
ʻAiʻino nui
Ma muli o kona kiʻekiʻe chromium (22%), molybdenum (3%), a me ka nitrogen (0.18%) i loko, ʻoi aku ka maikaʻi o nā waiwai pale corrosion o 2205 duplex stainless steel plate ma mua o ka 316L a i ʻole 317L i ka hapa nui o nā kaiapuni.
Kū'ē Kū'ē Kūloko
ʻO ka chromium, molybdenum, a me ka nitrogen i loko o 2205 duplex stainless steel plate e hāʻawi maikaʻi loa i ke kūpaʻa maikaʻi i ka pitting a me ka crevice corrosion ʻoiai i loko o nā hopena oxidizing a me ka waikawa.
ʻO nā ʻanuʻu Isocorrosion 4 mpy (0.1 mm/yr), i loko o ka waiʻakika sulfuric me 2000 ppm
Kū'ē Kū'ē Kū'ē
Ua ʻike ʻia ka duplex microstructure e hoʻomaikaʻi i ke koʻikoʻi o ka corrosion cracking resistance o nā kila kila.
Hiki ke hana ʻia ka pohā ʻinoʻino o ke koʻikoʻi o ka chloride i ka wā e loaʻa ai nā kūlana kūpono o ka mahana, ke koʻikoʻi tensile, oxygen, a me nā chlorides.No ka mea ʻaʻole maʻalahi ka mālama ʻia ʻana o kēia mau ʻano, ʻo ke koʻikoʻi koʻikoʻi ka pohā i mea pale i ka hoʻohana ʻana i 304L, 316L, a i ʻole 317L.
2205 paipu wiliwili kila kila
Paʻa ʻana i ka luhi ʻino
ʻO Alloy 2205 duplex stainless steel plate e hui pū i ka ikaika kiʻekiʻe a me ke kūpaʻa corrosion kiʻekiʻe e hoʻohua i ka ikaika maloʻo corrosion kiʻekiʻe.ʻO nā noi e pili ana i nā mea hana e hoʻopili ʻia i ke ʻano aggressively corrosive a me ka hoʻouka pōʻaiapuni hiki ke pōmaikaʻi mai nā waiwai o 2205 duplex stainless steel plate.
Ana ʻia ka Mahana Pitting Koʻikoʻi ma 1M NaCl me ka hoʻohana ʻana i ka Outokumpu Stainless, Inc Pitting Cell
ʻO ka wela o ka ʻino ʻino (CCT) ma 10% FeCl3•6H2O
ʻO ka ʻino maʻamau i loko o ke kaʻina ʻana o ka wai ʻaila Phosphoric
| ʻO ka ʻinoʻino, ipy | ||||||||
|---|---|---|---|---|---|---|---|---|
| Papa | Pane A, 1401/4F | Pane B, 1201/4F | ||||||
| 2205 | 3.1 | 3.9 | ||||||
| 316L | >200 | >200 | ||||||
| 904L | 47 | 6.3 | ||||||
| Huina, wt% | ||||||||
| P2O5 | HCl | HF | H2SO4 | Fe2O3 | Al203 | SiO2 | CaO | MgO |
| Sol A 54.0 | 0.06 | 1.1 | 4.1 | 0.27 | 0.17 | 0.10 | 0.20 | 0.70 |
| Sol B 27.5 | 0.34 | 1.3 | 1.72 | 0.4 | 0.001 | 0.3 | 0.02 | — |
Ke kū'ē i ka po'i po'i
| Ka paila | Wick | Ka paila | |
|---|---|---|---|
| Papa | 42% MgCl2 | Hoao | 25% NaCl |
| 2205 | F | P | P |
| 254 SMO® | F | P | P |
| ʻAno 316L | F | F | F |
| ʻAno 317L | F | F | F |
| Huina 904L | F | ʻO P a i ʻole F | ʻO P a i ʻole F |
| Aluia 20 | F | P | P |
(P = Holo, F = Haʻalele)
ʻIke Kemika
Nā Waiwai maʻamau (Kaona %)
| Kalapona | Chromium | Nikela | Molybdenum | Nitrogen | ʻO nā mea ʻē aʻe |
|---|---|---|---|---|---|
| 0.020 | 22.1 | 5.6 | 3.1 | 0.18 | S=0.001 |
| PREN = [Cr%] = 3.3 [Mo%] = 16 [N%] ≥ 34 | |||||
Na Waiwai Mechanical
Na Pono Mechanical i ka Mahana lumi
| ASTM A 240 | Maʻamau | |
|---|---|---|
| Ka ikaika hua 0.2%, ksi | 65 min. | 74 |
| Ikaika U'i, ksi | 90 min. | 105 |
| Hooloihi, % | 25 min. | 30 |
| Ka paakiki RC | 32 ka nui. | 19 |
Na Waiwai Tensile ma na Mahana Kiekie
| Mahana °F | 122 | 212 | 392 | 572 |
|---|---|---|---|---|
| Ka ikaika hua 0.2%, ksi | 60 | 52 | 45 | 41 |
| Ikaika U'i, ksi | 96 | 90 | 83 | 81 |
Na Waiwai Kino
| Mahana °F | 68 | 212 | 392 | 572 | |
|---|---|---|---|---|---|
| ʻO ka mānoanoa | lb/in3 | 0.278 | — | — | — |
| Modulus o Elasticity | psi x 106 | 27.6 | 26.1 | 25.4 | 24.9 |
| Hoʻonui Linear (68°FT) | 10-6/°F | — | 7.5 | 7.8 | 8.1 |
| ʻO ka hoʻoili wela | Btu/h ft°F | 8.7 | 9.2 | 9.8 | 10.4 |
| Kaha Wela | Btu/lb ft°F | 0.112 | 0.119 | 0.127 | 0.134 |
| Kū'ē Uila | Ωi x 10-6 | 33.5 | 35.4 | 37.4 | 39.4 |
Ka manawa hoʻouna: Jul-18-2023