Hastelloy: Phau Ntawv Qhia Kom Paub Txog Nickel-Based Alloys thiab Lawv Daim Ntawv Thov, Qib, thiab Cov Khoom Muaj los ntawm SSM
Taw qhia
Hastelloy yog npib tsib xee-raws li alloy uas paub txog nws zoo heev corrosion kuj thiab high-temperature zog. Nws yog ib tsev neeg ntawm cov alloys uas muaj ntau yam sib txawv los tsim cov khoom siv tshwj xeeb. Hauv tsab xov xwm no, peb yuav qhia cov khoom qib ntawm hastelloy, nws cov khoom muaj pes tsawg leeg, thiab cov khoom siv tshuab. Peb tseem yuav tham txog hastelloy cov khoom ntawm cov khoom sib txawv, nrog rau cov yeeb nkab fittings, cov kav dej, flanges, phaj, tuav, thiab lwm yam. Thaum kawg, peb yuav ua kom paub SSM, lub tuam txhab ua lag luam thiab cov khoom lag luam ntawm hastelloy.
Hastelloy Khoom Qib
Cov ntaub ntawv qib ntawm hastelloy yog txiav txim los ntawm qhov tshwj xeeb alloy muaj pes tsawg leeg. Hastelloy alloys muaj ntau yam sib txawv, suav nrog nickel, molybdenum, chromium, hlau, cobalt, thiab tungsten. Cov alloys sib txawv raug txheeb xyuas los ntawm tsab ntawv thiab tus lej ua ke, nrog rau tsab ntawv qhia txog tsev neeg ntawm cov alloys thiab tus lej qhia cov alloy tshwj xeeb hauv tsev neeg.
Hastelloy alloys tau muab faib ua plaub tsev neeg tseem ceeb: C, B, G, thiab X. Txhua tsev neeg muaj ntau yam sib txawv alloys nrog cov khoom tshwj xeeb. Table 1 muab cov ntsiab lus ntawm cov khoom muaj pes tsawg leeg thiab cov khoom siv kho tshuab ntawm qee cov khoom siv feem ntau hastelloy.
Table 1: Cov khoom sib xyaw thiab cov cuab yeej cuab tam ntawm Hastelloy Alloys feem ntau siv
|
Alloy |
Ni (%) |
Mo (%) |
Cr (%) |
Fe (%) |
Co (%) |
W (%) |
Qhov ceev (g / cm3) |
Tensile zog (MPa) |
Yield zog (MPa) |
Elongation (%) |
|
Hastelloy B-2 |
66 |
28 |
|
2 |
|
|
9.2 |
760 |
325 |
40 |
|
Hastelloy C-22 |
56 |
13 |
22 |
3 |
|
3 |
8.7 |
690 |
290 |
50 |
|
Hastelloy C-276 |
57 |
16 |
16 |
5 |
2.5 |
4 |
8.9 |
690 |
283 |
50 |
|
Hastelloy X |
47 |
17 |
22 |
1.5 |
0.5 |
9 |
8.2 |
870 |
345 |
40 |
Raws li pom nyob rau hauv Table 1, qhov sib txawv hastelloy alloys muaj ntau theem ntawm npib tsib xee, molybdenum, chromium, hlau, cobalt, thiab tungsten. Cov ntsiab lus no ua rau cov khoom siv ntawm cov alloy, nrog rau nws lub zog, corrosion kuj, thiab kub tsis kam.
Hastelloy khoom
Hastelloy yog siv los tsim ntau yam khoom, nrog rau cov yeeb nkab fittings, kav dej, flanges, phaj, tuav, thiab lwm yam. Cov khoom tshwj xeeb thiab cov kev qhia tshwj xeeb sib txawv nyob ntawm seb cov khoom siv qib ntawm cov hastelloy alloy. Hauv seem no, peb yuav muab cov ntsiab lus ntawm hastelloy cov khoom ntawm cov khoom sib txawv.
Hastelloy B
Hastelloy B yog npib tsib xee-molybdenum alloy uas paub txog nws txoj kev tiv thaiv zoo heev rau hydrochloric acid thiab lwm yam tshuaj uas txo qis. Nws yog siv rau hauv ntau yam kev siv, suav nrog kev ua tshuaj lom neeg, kev tsim cov ntaub so ntswg thiab ntawv, thiab kev kho cov khib nyiab. Qee cov khoom lag luam hastelloy B suav nrog cov yeeb nkab fittings, flanges, thiab li qub.
Hastelloy C
Hastelloy C yog npib tsib xee-chromium-molybdenum alloy uas paub txog nws zoo heev corrosion kuj nyob rau hauv oxidizing thiab txo ib puag ncig. Nws yog siv rau ntau yam kev siv, suav nrog kev ua tshuaj lom neeg, petrochemical ntau lawm, thiab tswj kev ua qias tuaj. Qee cov khoom lag luam hastelloy C muaj xws li cov kav dej, raj, phaj, tuav, thiab xaim.
Hastelloy G
Hastelloy G yog npib tsib xee-chromium-molybdenum-hlau alloy uas paub txog nws zoo heev tiv thaiv sulfuric acid thiab lwm yam oxidizing acids. Nws yog siv rau hauv ntau yam kev siv, suav nrog kev ua tshuaj lom neeg, kev tsim cov ntaub so ntswg thiab ntawv, thiab kev kho cov khib nyiab. Qee cov khoom lag luam hastelloy G suav nrog cov yeeb nkab fittings, flanges, thiab li qub.
Hastelloy X
Hastelloy X yog npib tsib xee-chromium-hlau-molybdenum alloy uas paub txog nws zoo heev kub-kub lub zog thiab oxidation kuj. Nws yog siv nyob rau hauv ntau yam kev siv, nrog rau cov roj turbine xyaw, cov khoom siv hluav taws xob, thiab kev ua tshuaj lom neeg. Qee cov khoom lag luam hastelloy X muaj xws li tuav, ntawv, phaj, thiab forgings.
SSM - Cov Chaw Tsim Khoom thiab Chaw Tsim Khoom ntawm Hastelloy Cov Khoom
SSM yog cov chaw tsim khoom thiab cov chaw muag khoom ntawm cov khoom lag luam hastelloy. Lub tuam txhab muaj ntau yam ntawm hastelloy alloys, xws li hastelloy B, hastelloy C, hastelloy G, thiab hastelloy X. SSM tsim hastelloy khoom nyob rau hauv ntau hom, xws li cov kav dej, raj, fittings, flanges, daim hlau, tuav, thiab hlau.
SSM tau cog lus los muab cov khoom lag luam zoo hastelloy uas ua tau raws li cov kev xav tau tshwj xeeb ntawm nws cov neeg siv khoom. Lub tuam txhab muaj ib pab pawg ntawm cov kws tshaj lij uas ua haujlwm nrog cov neeg siv khoom kom nkag siab txog lawv cov kev cai tshwj xeeb thiab tsim cov kev daws teeb meem. SSM kuj tseem muaj cov chaw tsim khoom lag luam hauv xeev uas tau nruab nrog cov thev naus laus zis tshiab los xyuas kom cov qib siab tshaj plaws ntawm kev ua tau zoo thiab ua haujlwm zoo.
Ntxiv rau nws lub peev xwm tsim khoom, SSM kuj tseem muaj ntau yam kev pabcuam ntxiv rau nws cov neeg siv khoom. Cov no suav nrog kev txiav, kev kho cua sov, thiab cov kev pabcuam kuaj xyuas kom ntseeg tau tias cov khoom lag luam hastelloy ua tau raws li cov qauv zoo tshaj plaws.
Xaus
Hastelloy yog ib tsev neeg ntawm npib tsib xee-raws li alloys uas paub txog lawv zoo heev corrosion kuj thiab siab kub zog. Qhov sib txawv hastelloy alloys muaj ntau theem ntawm npib tsib xee, molybdenum, chromium, hlau, cobalt, thiab tungsten, uas ua rau lawv cov khoom tshwj xeeb. Hastelloy yog siv los tsim ntau yam khoom, nrog rau cov yeeb nkab fittings, kav dej, flanges, phaj, tuav, thiab lwm yam.
SSM yog cov chaw tsim khoom lag luam thiab cov chaw muag khoom ntawm cov khoom lag luam hastelloy, muab ntau yam ntawm hastelloy alloys thiab hom khoom. Lub tuam txhab tau cog lus los muab cov khoom lag luam zoo hastelloy uas ua tau raws li cov kev xav tau tshwj xeeb ntawm nws cov neeg siv khoom. Nrog nws cov chaw tsim khoom hauv lub xeev thiab cov kws tshaj lij, SSM yog qhov chaw zoo kom tau raws li qhov kev thov loj hlob rau cov khoom lag luam hauv ntau qhov kev lag luam.

