Xi'an Dongmeng Group Co., Ltd. yog ib qho ntawm feem txhim khu kev qha manufacturers thiab lwm tus neeg ntawm cov ntaub ntawv zoo tshaj plaws rau Hydrochloric Acid (HCl) Systems|Nickel Alloys Guide (C276, B3, C22) hauv Suav teb, kuj txhawb kev pabcuam customized. Nrog kev paub ntau, peb zoo siab tos txais koj rau cov khoom lag luam wholesale pheej yig hauv Tshuag ntawm no thiab tau txais cov qauv dawb los ntawm peb lub hoobkas. Rau nqe kev sab laj, tiv tauj peb.
Dab tsi yog cov khoom siv zoo tshaj plaws rau Hydrochloric Acid?
Cov ntaub ntawv zoo tshaj plaws rau hydrochloric acid systems yognickel{0}}raws li alloys, tshwj xeeb tshaj yog:
Hastelloy B3 - zoo tshaj plaws rau cov ntshiab hydrochloric acid
Hastelloy C276 - zoo tshaj plaws -lub hom phiaj corrosion{2}}resistant alloy
Hastelloy C22 - zoo tshaj plaws rau cov kua qaub sib xyaw
Cov ntaub ntawv no muajsuperior corrosion kuj, durability, thiab ntev -lub sij hawm stabilitynyob rau hauv hnyav tshuaj.
Hydrochloric acid (HCl) yog ib qho ntawm cov tshuaj lom neeg muaj zog tshaj plaws, muaj peev xwm ua kom nrawm nrawm cov khoom siv xws li carbon steel thiab stainless hlau. Xaiv cov khoom tsim nyog yog qhov tseem ceeb los xyuas kom meejkhoom siv kev nyab xeeb, kev pab lub neej ntev, thiab txo nqi txij nkawm.
Ntawm tag nrho cov kev xaiv muaj,nickel alloys rau HCl systemstau dav lees paub tias yog cov kev daws teeb meem zoo tshaj plaws vim lawv cov kev tiv thaiv zoo heevacid corrosion, pitting, thiab tshuaj tua kab mob.
Hauv phau ntawv qhia no, peb piv covcov ntaub ntawv zoo tshaj plaws rau hydrochloric acid ib puag ncigthiab pab koj xaiv cov hlau zoo rau koj daim ntawv thov tshwj xeeb.
Nyob rau hauv lub ntiaj teb xav tau ntawm kev ua tshuaj, xaiv cov ntaub ntawv raug rau hydrochloric acid (HCl) raug yog ib qho tseem ceeb rau kev nyab xeeb thiab muaj txiaj ntsig.Nickel{0}} muaj cov alloysyog lub hauv paus ntawm engineering rau cov cheeb tsam nyuaj no. Peb tshwj xeeb ntau yam ntawmnickel chromium molybdenum alloys, xws li ntau yamHastelloy C-22thiabTIAB SA 686, xa cov kev ua tau zoo tshwj xeeb qhov twg lwm cov hlau tsis ua haujlwm. Cov noHCl acid alloysyog cov kws tshaj lij engineered los tiv thaiv pitting, crevice corrosion, thiab kev nyuaj siab corrosion cracking, ua rau lawv cov premiercorrosion resistant cov ntaub ntawvrau aggressive acid kev pab. Cia siab rau peb cov kws tshaj lij hauvNi-Cr-Mo alloyslos tiv thaiv koj cov cuab yeej peev thiab txo qis qis qis.
Pab neeg tshaj lij
7 x24h
Yog vim li cas Hydrochloric Acid Ua rau mob hnyav
Hydrochloric acid yog amuaj zog txo aciduas aggressively tawm tsam feem ntau hlau:
Ua kom muaj kev tiv thaiv oxide txheej
Ua kom nrawm nrawm corrosion
Ua rau pitting thiab structural tsis ua haujlwm
👉 Qhov no yog vim li cas cov ntaub ntawv zoo li304 thiab 316 stainless hlau tsis haumrau HCl ib puag ncig.
Kev sib piv ntawm HCl Corrosion Resistance
| Khoom siv | Corrosion Resistance | Kev thov kom haum | Risk Level |
|---|---|---|---|
| Carbon Steel | Neeg pluag heev | Tsawg concentration xwb | Siab |
| 304 Stainless hlau | Ua tsis tiav | Tsis pom zoo | Siab |
| 316 Stainless hlau | pluag | Kev siv tsawg | Siab |
| PVC / PTFE | Nruab nrab | Tsawg-medium concentration | Nruab nrab |
| Nickel 200 | Nruab nrab | Dilute acid | Nruab nrab |
| Hastelloy B3 | Zoo heev | High concentration HCl | Tsawg |
| Hastelloy C276 | Zoo heev | Dav dav | Tsawg |
| Hastelloy C22 | Zoo heev | Cov kua qaub sib xyaw | Tsawg |
Pom zoo Nickel Alloys rau HCl Systems
Hastelloy C276
Nickel-chromium-molybdenum alloy tsim los rau qhov chaw muaj corrosive heev.
Zoo heev tiv taus pitting thiab crevice corrosion
Haum rau reactors, pipelines, thiab tshav kub exchangers
Hastelloy B3
Optimized rauntshiab hydrochloric acid siv.
Kev tiv thaiv zoo nyob rau hauv kev txo ib puag ncig
Txhim kho thermal stability
Hastelloy C22
Tsim los rau kev sib xyaw oxidizing thiab txo ib puag ncig.
Superior versatility
Zoo heev tsis kam mus rau complex tshuaj systems
Nickel 200/201
Haum rau qis concentration hydrochloric acid
Tsis pom zoo rau oxidizing tej yam kev mob
Yuav Ua Li Cas Xaiv Cov Khoom Zoo (Engineering Guide)
Xaiv cov khoom siv rau hydrochloric acid systems nyob ntawm ntau yam tseem ceeb:
1. Acid Concentration
Tsawg concentration (<10%) → Nickel 200 possible
High concentration (>20%) → Siv Hastelloy alloys
2. Kub
Kev kub siab dua ua rau muaj kev txhim kho corrosion.
👉 Xav tau cov alloys nrog cov ntsiab lus siab molybdenum.
3. Chemical Ib puag ncig
Txo cov xwm txheej → Hastelloy B3
Oxidizing lossis mixed acids → Hastelloy C22
4. Cov impurities
Cov ntsiab lus xws li Fe³⁺ lossis chlorine tuaj yeem ua rau muaj kev xeb ntau ntxiv.
Daim ntawv thov ntawm Nickel Alloys hauv HCl Systems
Nickel alloys yog dav siv hauv:
Cov khoom siv tshuaj ua haujlwm
Hydrochloric acid cia tanks
Pickling kab
Thaum tshav kub kub exchangers
Pharmaceutical reactors
Roj & roj acidizing systems
Cov ntawv khoom muaj
Peb muab tag nrho cov khoom siv nickel alloy:
Cov kav dej & cov kav dej
Phaj & ntawv
Bars & rods
Fittings thiab flanges
Custom fabricated Cheebtsam
Nqi vs Performance Analysis
| Khoom siv | Nqi | Kev Pabcuam Lub Neej | Kev pom zoo |
|---|---|---|---|
| Carbon Steel | Tsawg | luv heev | Tsis pom zoo |
| Stainless hlau | Nruab nrab | Luv luv | Txaus ntshai |
| Nickel alloys | Siab | Ntev -lub sij hawm | Qhov kev xaiv zoo tshaj plaws |
👉 Xaiv cov khoom raug nqi tsawg - hauv HCl systems feem ntau ua rauntev dua - cov nqi khiav lag luam.
Nickel{0}}muaj Alloys rau Chlorine, Hydrogen Chloride, thiab Hydrochloric Acid systems
Hom: Phaj, Yeeb Nkab
Qib: Nickel 200/201, Monel 400, Inconel 600/625, Incoloy 825, Hastelloy G30/G35/C22/C4/C276/C2000
B2 / B3 / B4, 304L, 316L, Incoloy 800, Alloy 20, S31254, N08367, N08926, S32654, S32205
ASTM B162, ASTM B127, ASTM B168, ASTM B424, ASTM B443, ASTM B575, ASTM B582, ASTM B333, ASTM A240
ASTM B161, ASTM B165, ASTM B167, ASTM B163, ASTM B444, ASTM B622, ASTM A312, ASTM B407, ASTM B729, ASTM A790
Phaj Dimension: W 1000 - 4000mm x L 1000 - 12000mm x T 3 - 80mm
Pipe Size: NPS 1/2" - 48 x SCH 5S - XXS
|
Table 1Nominal muaj pes tsawg leeg ntawm nickel- muaj cov alloys siv hauv Chlorine, Hydrogen Chloride, thiab Hydrochloric Acid systems. |
|||||||||
|
Nominal muaj pes tsawg leeg,% |
ASTM Spec.b |
||||||||
|
Alloy |
UNS Tus leja |
Ni |
C |
Cr |
Mo |
Cu |
Fe |
Phaj |
Seamless raj thiab yeeb nkab |
|
Pab pawg I - CP Nickel thiab nickel- tooj liab alloys |
|||||||||
|
200 |
N02200 |
99.5 |
0.08 |
- |
- |
- |
0.2 |
B162 |
B161 |
|
201 |
N02201 |
99.5 |
0.01 |
- |
- |
- |
0.2 |
B162 |
B161 |
|
400 |
N04400 |
66.5 |
0.2 |
- |
- |
- |
1.2 |
B127 |
B165 |
|
Pawg II - Chromium- muaj cov nickel alloys |
|||||||||
|
600 |
N06600 |
76 |
0.08 |
15.5 |
- |
- |
8 |
B168 |
B167 |
|
825 |
N08825 |
42 |
0.03 |
21.5 |
3 |
2.25 |
30 |
B424 |
B163 |
|
625 |
N06625 |
61 |
0.05 |
21.5 |
9 |
- |
2.5 |
B443 |
B444 |
|
G-30 |
N06030 |
42 |
0.01 |
29.5 |
5 |
1.8 |
15 |
B582 |
B622 |
|
G-35 |
N06035 |
55 |
0.02 |
33 |
8 |
- |
2 |
B575 |
B622 |
|
C-22/622 |
N06022 |
56 |
0.01 |
21.5 |
13.5 |
- |
4 |
B575 |
B622 |
|
C-4 |
N06455 |
66 |
0.01 |
16 |
15 |
- |
5.5 |
B575 |
B622 |
|
C-276 |
N10276 |
58 |
0.01 |
15.5 |
16 |
- |
5.5 |
B575 |
B622 |
|
59 |
N06059 |
60 |
0.01 |
23 |
15.5 |
- |
0.7 |
B575 |
B622 |
|
686 |
N06686 |
56 |
0.01 |
21 |
16 |
- |
2.5 |
B575 |
B622 |
|
C-2000 |
N06200 |
57 |
0.01 |
23 |
16 |
- |
1.5 |
B575 |
B622 |
|
Pawg III - Nickel-molybdenum alloys |
|||||||||
|
B-2 |
N10665 |
70.5 |
0.01 |
28 |
- |
- |
B333 |
B622 |
|
|
B-3 |
N10675 |
63 |
0.005 |
2 |
30 |
- |
2 |
B333 |
B622 |
|
B-4 |
N10629 |
66 |
0.01 |
1 |
28 |
- |
4 |
B333 |
B622 |
|
Table 1Nominal muaj pes tsawg leeg ntawm npib tsib xee- muaj cov alloys siv hauv Chlorine, Hydrogen Chloride thiab Hydrochloric Acid systems. |
|||||||||
|
Nominal muaj pes tsawg leeg,% |
ASTM Spec.b |
||||||||
|
Alloy |
UNS Tus leja |
Ni |
C |
Cr |
Mo |
Cu |
Fe |
Phaj |
Seamless raj thiab yeeb nkab |
|
Austenitic Stainless hlau |
|||||||||
|
304L |
S30403 |
8 |
0.02 |
18 |
- |
- |
Bal |
A240 |
A312 |
|
316L |
S31603 |
10 |
0.02 |
16.5 |
2.1 |
- |
Bal |
A240 |
A312 |
|
800 |
N08800 |
33 |
0.07 |
21 |
- |
- |
Bal |
A240 |
B407 |
|
20 |
N08020 |
33 |
0.02 |
19.5 |
2.2 |
3.2 |
Bal |
A240 |
B729 |
|
6% Moc |
S31254 |
18 |
0.01 |
20 |
6.2 |
0.7 |
Bal |
A240 |
A312 |
|
6% Moc |
N08367 |
24 |
0.01 |
21 |
6.2 |
- |
Bal |
A240 |
A312 |
|
6% Moc |
N08926 |
25 |
0.01 |
20.5 |
6.2 |
1 |
Bal |
A240 |
A312 |
|
7% Mo |
S32654 |
22 |
0.01 |
24 |
7.3 |
0.5 |
Bal |
A240 |
A312 |
|
Duplex Stainless Hlau |
|||||||||
|
2205 |
S32205 |
5 |
0.02 |
22 |
3.2 |
- |
Bal |
A240 |
A790 |
a - UNS tus lej pib nrog "N" qhia tias yog npib tsib xee alloy, tab sis lub ntsiab lus ntawm nickel alloy txawv dua li siv los ntawm ASTM.
b - hauv ASTM specifications, feem ntau nickel alloys poob rau hauv "B" specifications. Txawm li cas los xij, vim muaj kev hloov pauv ntawm cov nickel alloy, ob peb alloys xws li 800 thiab 20 tau raug muab cais ua cov hlau tsis muaj steel, thiab yuav suav nrog "A" specifications. Txoj hauj lwm ntawd tseem tab tom ua.
c - 6% Mo alloys yog cov hlau tsis muaj steel, ntau yam uas yog tus tswv, tag nrho nrog kwv yees li 6% Mo cov ntsiab lus thiab roughly sib npaug hauv kev ua haujlwm.
Nickel{0}}Molybdenum Alloys (Lub Tsev Neeg "B")
Cov no yog cov neeg ua haujlwm rau kub, concentrated HCl kev pabcuam.
Cov yam ntxwv tseem ceeb:Cov ntsiab lus Molybdenum siab heev (28-32%) muab kev tiv thaiv tshwj xeeb los txo cov kua qaub.Chromium txhob txwm khaws cia tsawg heevvim nws tuaj yeem ua rau muaj kev puas tsuaj nyob rau hauv kev txo qis ib puag ncig.
Thawj Alloys:
Hastelloy B-2 / UNS N10665(~Ni-28Mo): Cov alloy classic rau kev pabcuam HCl hnyav tshaj plaws.
Hastelloy® B-3® / UNS N10675: Ib qho kev txhim kho ntawm B-2 nrog cov thermal stability zoo dua thiab ua rau cov qoob loo ciam teb nag lossis daus.
Lub zog:
Kev tiv thaiv zoo rau tag nrho cov concentrations ntawm HCl, mus txog rau qhov kub kub.
Resistant rau ntub hydrogen chloride (HCl) roj.
Kuj zoo heev rau sulfuric, phosphoric, thiab acetic acids.
Tseem ceeb Weaknesses:
Tsis zoo rau oxidizing cov neeg ua haujlwm.Txawm tias me me ntawm ferric (Fe³⁺), cupric (Cu²⁺), los yog yaj oxygen hauv HCl tuaj yeem ua rau muaj kev xeb hnyav thiab nrawm.
Muaj kev cuam tshuam rau corrosion hauv tshav kub- thaj tsam cuam tshuam (HAZ) tom qab vuam yog tias tsis kho cua sov kom zoo.
Cov ntawv thov raug:Reactors, distillation columns, piping, thiab twj tso kua mis rau siab -kub, concentrated HCl cov txheej txheem uas ib puag ncig yog ua tib zoo tswj kom tsis txhob muaj oxidizers.
Nickel{0}}Chromium-Molybdenum Alloys (Lub Tsev Neeg "C")
Cov no yog cov khoom siv tau zoo tshaj plaws thiab dav siv siab -kev ua tau zoo alloys. Lawv muaj qhov sib npaug ntawm kev tiv thaiv kom txo tau thiab oxidizing ib puag ncig.
Cov yam ntxwv tseem ceeb:Ib qho sib npaug ntawm Nickel (rau lub hauv paus),Chromium(rau kev tiv thaiv oxidizing media), thiabMolybdenum(rau kev tiv thaiv kom txo cov xov xwm thiab pitting).
Primary Alloys (kom nce kev ua tau zoo):
Hastelloy® C-276 / UNS N10276(~Ni-16Cr-16Mo-4W): Kev lag luam tus qauv rau ntau yam.
Hastelloy® C-22® / UNS N06022(~Ni-22Cr-13Mo-3W): Superior pitting thiab kev nyuaj siab corrosion cracking kuj piv rau C-276.
Hastelloy® C-2000® / UNS N06200(~Ni-23Cr-16Mo-1.6Cu): Ntxiv tooj liab, ua rau nws zoo heev rau oxidizing thiab txo cov kua qaub.
INCONEL® 686 / UNS N06686(~Ni-21Cr-16Mo-4W): siab heev chromium thiab molybdenum rau cov aggressively sib xyaw acid tej yam kev mob.
Lub zog:
Kev tiv thaiv zoo rau HCl, tshwj xeeb tshaj yog thaum nws muajoxidizing cov kab mob(xws li FeCl₃, CuCl₂, yaj O₂, los yog chlorine).
Kev tiv thaiv zoo rau pitting thiab crevice corrosion los ntawm chlorides.
Zoo tsis kam rau sulfuric thiab phosphoric acids.
Kev txwv:
Tsis haum rau kub, concentrated HCl qhov twg B-tsev neeg excels. Lawv qhov tsis kam poob ntawm qhov siab dua thiab qhov kub thiab txias piv rau B- alloys.
Cov ntawv thov raug:Txoj kev mus- mus xaiv rau feem ntau cov txheej txheem tshuaj complex uas muaj HCl tov nrog lwm yam tshuaj, cov kwj pov tseg, thiab qhov twg oxidizers nyob. Siv nyob rau hauv scrubbers, tshav kub exchangers, piping, thiab li qub.
Nickel{0}}Copper Alloys (Lub Tsev Neeg "400")
Cov no zoo heev rau cov xwm txheej tshwj xeeb, tsis tshua muaj HCl hnyav.
Cov yam ntxwv tseem ceeb:Cov ntsiab lus tooj liab siab (~ 30%) muab kev tiv thaiv zoo rau hydrofluoric acid, dej hiav txwv, thiabtsis yog - aeratedtxo cov kua qaub.
Thawj Alloy:
Monel® 400 / UNS N04400(~Ni-33Cu).
Lub zog:
Zoo heev tiv taustxias, dilute HCl.
Zoo tiv tausdeaerated, kub, dilute HCl.
Tseem ceeb Weaknesses:
Ceev ceev corroded los ntawm aerated HCl kev daws teeb meem thiab kub, concentrated HCl.
Ua rau muaj kev ntxhov siab corrosion tawg (SCC) hauv HCl kev pabcuam.
Cov ntawv thov raug:Kev tuav thiab kev thauj mus los ntawm dilute, txias HCl; kev siv dej hiav txwv; kev pabcuam hydrofluoric acid.
FAQ
Dab tsi yog cov hlau zoo tshaj plaws rau hydrochloric acid?
Nickel{0}}raws li alloys xws li Hastelloy B3 thiab C276 yog cov kev xaiv zoo tshaj plaws.
Stainless hlau puas tuaj yeem siv hauv HCl?
Tsis yog. Stainless hlau corrodes sai heev nyob rau hauv hydrochloric acid ib puag ncig.
Yam dab tsi cuam tshuam rau kev xaiv khoom?
Acid concentration, kub, siab, thiab impurities.
Koj puas muab kev cai daws teeb meem?
Yog lawm, peb muab cov kev pabcuam customized thiab fabrication kev pabcuam.
Tiv tauj peb
Nrhiav qhov zoo tshaj plawsnickel alloys rau HCl systems?
Cov lus hais ceev ceev hauv 12 teev
Kev txhawb nqa khoom pub dawb
Kev cai loj & ua muaj
Ntiaj teb no export kev pab cuam
👉 Hu rau peb tam sim no kom tau txaiscov kws tshaj lij cov lus qhia thiab kev sib tw nqi
Cim npe nrov: Cov ntaub ntawv zoo tshaj plaws rau Hydrochloric Acid (HCl) Systems|Nickel Alloys Guide (C276, B3, C22), Tuam Tshoj Cov Khoom Siv Zoo Tshaj Plaws rau Hydrochloric Acid (HCl) Systems|Nickel Alloys Guide (C276, B3, C22) manufacturers, lwm tus neeg, Hoobkas
