Dab tsi cov khoom yog x11crmo 9-1+} lt steel yeeb nkab
Jul 07, 2025
European txheem en10216-2}}} Lub zog thiab cov neeg nkag mus . Cov lus no yuav nkag siab cov qauv ntawm cov khoom siv ntawm cov khoom siv ntawm cov khoom siv ntawm cov khoom siv
1. Dab tsi ntawm seamless steel yeeb nkab alloy khoom yog x11crmo {} lt?
X11crmo 9-1+ NT yog li ntawm}}}}}}}}}}}}}}}}}}}}}}}}}}}} Nws cov ntsiab lus zoo yog:
- Kev kub siab: nws tuaj yeem ua haujlwm ntev ntev ntawm 550-600 degree, ntsib cov cai ntawm cov kev ua haujlwm hnyav xws li kev siv hluav taws xob huab cua thiab siab siab {3}
- Corrosion Kuj: Cov chromium siab (8 {{}} 0-10.0%) thiab molybdenum corrosion, sulfide corrosion thiab hydrogen embrittlement.
- Ua cov kev yoog tau zoo: los ntawm kev kho kom zoo thiab tempered yog qhov zoo los txhim kho weldability los txhim kho .
2.}}}}}}}}}}} Kev siv cov qauv ntawm x11crmo 9-1+ nt alloy seamless steel yeeb nkab
X11crmo 9-1+ NT nruj nruj me ntsis ua raws li cov tshuaj lom neeg thiab tshuaj ntsuam cov khoom siv tau zoo, ua kom muaj kev ntseeg siab, ua kom muaj kev ntseeg siab (}}} 30MPA) thiab qhov kub thiab txias ib puag ncig. nws cov kev xav tau cov lus qhia:
- Qhov tseeb ntawm qhov tseeb: txheej uas lub taub kam rau ± 1. 0%, phab ntsa thickness kam zam ± 10%.
- Txheej Txheem Tswj: Kub Rolling lossis Khaub Ncaws Hnav Ntau Lawm, Ultrasonic Qhov Ntsuas Kom Paub thiab Kev Kuaj Hydraulic yog tsim nyog.
- Kev Ntsuas Kev Ua Tau Zoo: Kev sim ntsuas kub tensile (ntsuas kub tau ncav cuag 6,J, hloov pauv ntau dua lossis sib npaug ntawm 27.
3. European tus qauv x11crmo {}}} nt alking cov tshuaj lom
Raws li en 10216-2}}}
| Lub ntsiab | Cov ntsiab lus ntau (%) | Rooj mov |
|---|---|---|
| C | 0.08–0.15 | Muab cov hardness yooj yim thiab lub zog, thiab tswj carbide nag lossis los nag. |
| Si | 0.25–1.00 | Txhim kho kev txhim kho oxidation tsis kam thiab ua kom zoo dua kub ua haujlwm hluav taws xob {}} |
| Mn | 0.30–0.60 | Txhim kho cov tawv thiab weldability . |
| P | Tsawg dua los yog sib npaug rau 0.025 | Txo kev pheej hmoo ntawm txias brittleness thiab xyuas kom meej cov ntaub ntawv ntawm cov ntaub ntawv . |
| S | Tsawg dua los yog sib npaug rau 0.010 | Txo cov thermal tsoo cov kev sib tsoo thiab txhim kho kev sib luag ua ntu zus . |
| Cr | 8.0–10.0 | Cov ntaub ntawv ib tug dense oxide zaj duab xis los tawm tsam qhov kub corrosion . |
| Mo | 0.90–1.10 | Ntxiv dag zog rau cov kev daws teeb meem thiab inhibit nkag dag zog tsis zoo . |
| CU | Tsawg dua los yog sib npaug rau 0.30 | Txhim kho cov ntsuas kub tsis zoo thiab corrosion tsis kam . |
| Al | Tsawg dua los yog sib npaug rau 0.040 | Refine nplej thiab txhim kho cov tshuaj tiv thaiv antioxidant lub zog . |
{{04.} Cov Khoom Siv Neeg Kho Tshuab thiab Kev Ntsuam Xyuas ntawm European Standard X11Crmo {}} nt alloy seamless steel yeeb nkab
Raws li en 10216-2}}} tus qauv, cov khoom siv me ntawm x11crmo {}} NT muaj raws li hauv qab no:
| Qhov ntsuas tau ua tiav | Cov nqi raug | Kuaj mob |
|---|---|---|
| Lub zog tensile (RM) | 460-740 MPA | CHAV CHAV KUB TENENIL TENKE TES . |
| Yield zog (RES) | 210-440 MPa | Ntau dua los yog sib npaug ntawm 440Mpa thaum phab ntsa tuab yog tsawg dua lossis sib npaug nrog 16 hli, thiab txo qis dua phab ntsa tuab. |
| Elongation (a) | Ntsug ntau dua los yog sib npaug rau 20%, kab rov tav dua li lossis sib npaug 18% | Tag nrho cov ntsuas cua ntev 5 .} 65√ems₀. |
| Kev Cuam Tshuam Tougness (KV) | Ntsug ntau dua los yog sib npaug rau 40j, kab rov tav dua li lossis sib npaug ntawm 27J | {{0 {{}}℃charpy v-notch sim . |
| Hardness (HV) | Tsawg dua los yog sib npaug rau xyoo 190 | Nto hardness tswj nyob rau hauv kev xa khoom . |
Kev Ntsuam Xyuas:
Lub zog thiab kev sib npaug sib npaug: los ntawm kev kub siab martensite thiab lub zog zoo (elongation ntau dua los yog sib npaug rau 18%) tau ua tiav.
Cov neeg nkag mus: Molybdenum lub sijhawm inhibits FRALLOCKENT TABILING CLATILYE tiv taus ntawm 600 degree.
Vuam Performance: Carbon sib npaug (CEV) tsawg dua lossis sib npaug nrog tom qab Weld Kev Kho Mob ({} Khib pleb.
5.}}} Kev Daim Ntawv Thov Kev Thov thiab Cov Ntaub Ntawv Tshwj Xeeb Ntawm European Stander X11cmo {2} NT Seamless Steel Kave For Siab
- Zog Thiab Fais Fab Field
Supercritical boiles boiles: siv rau superheaters, reseaters chav tsev nyob rau hauv chav ib puag ncig cov xaim hluav taws xob hauv ib puag ncig, uas nce cov roj ntsha {% thiab txo cov pa roj carbon monoxide
Cov Khoom Siv Hluav Taws Xob Nuclear: Reactor siab rau cov khoom siv rau hauv cov khoom siv hluav taws xob, kom ntseeg tau tias ntev kev nyab xeeb ntawm kev nyab xeeb ntev ntawm nuclear fais fab {}}
- Petrochemical Teb
Hydrogenation Reactor: nyob rau hauv 550 degree, 10Mpa kom muaj kev kub ntxhov thiab sulgrur sulfide {2} Cov khoom siv lub neej txuas ntxiv rau ntau tshaj 15 xyoos {4}
Qaum Rauv Tubes: hauv kev ua haujlwm ntawm ethylene tawg, nws tiv taus carbon {0} {{0 hlis mus rau 18 hlis.
- Kev Siv Lub Tshuab
Kev kub siab thiab kev kub siab li qub li cas: Kev kub siab valvale
Tag
Raws li kev ua tau zoo alloy Seamless steel yeeb nkab hauv qab cov qauv kev lees paub thiab kev ua haujlwm zoo rau kev ua haujlwm zoo thiab kev ua haujlwm siab zoo, thaum lub sij hawm siab siab, thaum Txhawb txoj kev txhim kho kev ua tau zoo thiab kev loj hlob ntsuab hauv kev lag luam cov teb .
