Yuav Ua Li Cas A203 Qib B Kub- Rolled Alloy Phaj Excel Hauv Kev Siv Khoom Siv?

Nov 07, 2025 Tso lus

Hauv kev tsim khoom lag luam, ntau yam khoom siv yuav tsum tau ua haujlwm nyob rau hauv kev ua haujlwm hnyav xws li qhov kub thiab txias, kev kub siab, thiab corrosion, yuav tsum muaj kev ua tau zoo ntawm cov hlau phaj.

Tej yam kub kub-cov phaj dov tsis txaus -kub toughness thiab muaj nkig tawg hauv qab -20℃; qis- cov phaj alloy muaj qhov tsis zoo corrosion tsis kam thiab ua rau xeb thiab tsis ua haujlwm hauv qhov hnyav nruab nrab; high-end alloy phaj yog kim, nce nqi ntawm qhov project. Tsis tas li ntawd, qee daim hlau muaj kev ua haujlwm tsis zoo, thiab cov kab nrib pleb yuav tshwm sim thaum vuam thiab khoov, cuam tshuam rau cov khoom tsim khoom raug thiab kev ua haujlwm zoo. Cov teeb meem no ua rau cov khoom siv tu nqi siab, kev pab cuam lub neej luv luv, thiab txawm tias muaj kev nyab xeeb, cuam tshuam rau kev tsim khoom ib txwm muaj thiab cov txiaj ntsig kev lag luam ntawm cov lag luam.

 

Khoom Description

 

A203 Grade B hot-rolled nickel alloy steel plateA203 Qib B kub- dov alloy phajsawv tawm hauv cov ntawv thov kev lag luam nrog cov txiaj ntsig tseem ceeb ntawm "ntau- tus mob hloov pauv + tus nqi siab- ua tau zoo + kev ua haujlwm yooj yim". Raws li ib tugnickel alloy steel phajUa raws li ASTM cov qauv, nws cov ntsiab lus npib tsib xee yog 3.25-3.75%, uas ua rau nws muaj kev kub ntxhov zoo heev. Nws tseem tuaj yeem tswj hwm qhov cuam tshuam zoo ntawm qhov kub tsis tshua muaj siab ntawm -45 degree, tiv thaiv kev tawg tawg.

Nyob rau tib lub sijhawm, lub phaj yog tsim los ntawm cov txheej txheem kub siab tshaj -rolling technology, nrog lub hardness ntawm HB ntau dua los yog sib npaug rau 180, thiab nws cov hnav tsis kam yog ntau tshaj ob npaug ntawm cov kub zoo tib yam - dov daim hlau, muaj peev xwm tiv taus cov khoom sib txhuam thiab kev cuam tshuam. Nws tsis tshua muaj leej faj thiab phosphorus muaj pes tsawg leeg tsim thiab nickel alloy cov ntsiab lus muab nws zoo corrosion kuj, uas tuaj yeem tiv taus qhov yaig ntawm cov dej hauv av, tshuaj lom neeg, thiab lwm yam.

Ntxiv rau,A203 Qib B kub- dov boiler phajmuaj kev ua tau zoo heev, thiab tuaj yeem paub txog kev ua haujlwm yooj yim xws li txiav, khoov, thiab vuam. Lub zog poob hauv qhov vuam kub- thaj tsam cuam tshuam me me, uas tuaj yeem ua tau raws li qhov siab - qhov yuav tsum tau ua ntawm cov khoom tsim khoom.

 

Peb kuj muab cov kev pabcuam OEM hloov tau, uas tuaj yeem ua raws li kev tsim khoom raws li cov khoom xav tau, suav nrog kev txiav tshwj xeeb, kev kho cua sov kom zoo, hnav khaub ncaws- tiv taus, thiab lwm yam, ua kom haum rau kev siv cov kev xav tau ntawm cov xwm txheej sib txawv.

 

Technical Parameters

 

Technical parameters ntawmA203 Qib B alloy phajtag nrho cov kev cai ntawm hnyav industrial ua hauj lwm tej yam kev mob:

 

Tshuaj muaj pes tsawg leeg

Qib Cov ntsiab lus Max (%)            
  C Si Mn P S Ni N
A203 Gr.B 0.21-0.25 0.13-0.45 0.78-0.88 0.035 0.035 2.03-2.57  

 

 

A203 Grade B hot-rolled nickel alloy steel plateTsawg-kev ua haujlwm kub:Qhov ntsuas kub tsawg kawg ntawm -45 degree, cuam tshuam lub zog (Akv) Ntau dua lossis sib npaug ntawm 47J ntawm -45℃, qis-kub toughness deb tshaj qhov zoo tib yam kub dov daim hlau thiab cov hlau tsis tshua muaj hlau.

 

Hnav tsis kam: Brinell hardness HB Ntau dua lossis sib npaug rau 180; nyob rau hauv qhov kev xeem coj (load 50N, zawv zawg ceev 0.5m / s), qhov hnav tsis yog tsuas yog 40% ntawm qhov kub ntawm qhov qub - dov daim hlau.

 

Corrosion kuj:Resistant mus rau nruab nrab ntsev tsuag rau ntau tshaj los yog sib npaug rau 720 teev, corrosion tus nqi nyob rau hauv sulfuric acid (5% concentration, ib txwm kub) Tsawg tshaj los yog sib npaug zos rau 0.08mm / xyoo, zoo heev tiv thaiv rau hauv av corrosion.

 

Mechanical zog:Yield zog Ntau dua los yog sib npaug rau 345MPa, tensile zog 550-700MPa, elongation Ntau dua los yog sib npaug rau 22%, muaj zog cov qauv kev ruaj ntseg.

 

Mechanical Properties

Qib Thickness Yield zog (Min Mpa) Tensile zog (Mpa) Elongation (Min%) Charpy V Notch Impact Test  
  (mm)       Qib (degree) Tus nqi qis tshaj (J)
A203 Gr.B 5 Tsawg dua lossis sib npaug t Tsawg dua lossis sib npaug rau 50 275 485-620 21% -45 Ntau dua lossis sib npaug li 47
  50 Tsawg dua lossis sib npaug t Tsawg dua lossis sib npaug rau 200 275 485-620 17% -45 Ntau dua lossis sib npaug li 47

 

Kev ua tau zoo: Tsis muaj kab nrib pleb nyob rau hauv txias dabtsi yog khoov xeem (khoov vojvoog=3 lub sij hawm lub phaj thickness), vuam sib koom ua ke lub zog loj dua los yog sib npaug zos rau 90% ntawm lub hauv paus hlau zog, adaptable rau complex cov cuab yeej siv.

 

Specification ntau yam: Thickness 6-150mm, dav 1500-4000mm, ntev 6000-18000mm, txhawb nqa ntev-ntev txiav thiab kev ua haujlwm tshwj xeeb.

Kev xa khoom xa tuaj:Kub- dov (HR), normalized (N), normalized + tempered (N + T), tsim nyog cov xwm txheej tuaj yeem xaiv raws li kev ua haujlwm.

 

Piv nrog rau cov kub zoo tib yam - dov daim hlau, qis- cov phaj alloy, thiab siab - phaj hlau kawg,A203 Qib Bmuaj ntau qhov zoo hauv kev ua tau zoo: nws qhov qis- qhov kub thiab txias yog zoo dua li ntawm cov kub zoo tib yam - dov daim hlau thiab Q345R qis- cov phaj alloy, nws hnav thiab corrosion kuj yog ze rau qhov siab - kawg alloy phaj, nws tus nqi tsuas yog 50-60% ntawm qhov siab ntawm cov hlau daim hlau, thiab nws cov kev ua tau zoo yog deb tshaj rau cov khoom zoo sib xws, uas tuaj yeem ua tau raws li cov kev xav tau sib txawv ntawm cov ntawv thov kev lag luam mus rau qhov loj tshaj plaws.

 

Cov neeg siv khoom Case

 

A203 Grade B hot-rolled nickel alloy steel plateIb lub tuam txhab mining xaiv pebA203 Qib B kub- dov nickel alloy steel phajrau nws qhov qis- kub hnav- cov khoom siv kho dua tshiab. Raws li cov yam ntxwv ua haujlwm ntawm cov khoom siv, peb muab cov kev pabcuam OEM customization, txiav cov phaj rau hauv tshwj xeeb - zoo li qhov ntau thiab tsawg uas yuav tsum tau ua los ntawm cov khoom siv, thiab ua qhov hnav khaub ncaws hnav - tiv thaiv kev kho mob los txhim kho qhov hnav tsis kam ntawm daim hlau.

 

Nyob rau tib lub sijhawm, peb pab pawg kws tshaj lij tau muab cov txheej txheem vuam txheej txheem rau kev lag luam kom ntseeg tau tias kev ua haujlwm ruaj khov ntawm cov vuam pob qij txha thaum lub sijhawm tsim khoom. Tom qab cov khoom siv tau muab tso rau hauv kev ua haujlwm, nws ua haujlwm zoo, thiab qhov hnav ntawm daim hlau tau qeeb qeeb. Tom qab 6 lub hlis, qhov hnav tsis tau tsuas yog 1/3 ntawm qhov qub qub kub- cov phaj dov, thiab tsis muaj xeb lossis tawg tawg. Txog rau tam sim no, cov cuab yeej siv tau ruaj khov rau 18 lub hlis, tsis muaj phaj- ntsig txog kev saib xyuas. Tus nqi tu tau raug txo los ntawm 90%, txuag lub lag luam ntau dua 800,000 yuan hauv kev saib xyuas cov nqi thiab kev poob qis txhua xyoo.

 

Tsis tas li ntawd, kev ua tau zoo ntawm cov phaj tau ua kom luv luv ntawm cov cuab yeej tsim khoom los ntawm 20%, txhim kho kev lag luam kev tsim khoom. Tam sim no, lub tuam txhab tau teev pebA203 Qib B kub- dov boiler phajraws li cov hlau raug xaiv rau nws qis -kub hnav- cov cuab yeej tiv taus.

Thov Ib Qhov Quote

Yog tias koj xav paub ntxiv txog GNEE cov khoom, koj tuaj yeem xa email raualloy@gneesteelgroup.com. Peb zoo siab tshaj los pab koj.

 

FAQ

 

Q: tuaj yeem hnav tsis kam ntawmA203 Qib B siab lub nkoj daim hlauyuav txhim kho ntxiv?

A: Yog. Raws li cov neeg siv khoom xav tau, peb tuaj yeem ua qhov kev kho kom muaj zog ntawm daim hlau, xws li thermal spraying, laser cladding, thiab lwm yam. Tom qab kev kho mob, lub hardness ntawm daim hlau tuaj yeem nce mus rau HB Ntau dua lossis sib npaug rau 350, thiab hnav tsis kam yog 2-3 npaug ntawm cov phaj qub, haum rau kev ua haujlwm nrog kev hnav hnyav tshwj xeeb. Yog xav paub ntxiv, koj tuaj yeem sab laj peb cov neeg ua haujlwm rau kev hloov kho.

 

Q: Cov phaj no puas tuaj yeem siv rau hauv siab -qhov kub thiab txias ua haujlwm? Qhov kub siab tshaj plaws uas nws tuaj yeem tiv taus yog dab tsi?

A: Lub ntsiab kom zoo dua ntawmA203 Qib B uas tsis tshua muaj siab siab lub nkoj steelyog nws qhov kev ua haujlwm qis- kub, tab sis nws qhov kub siab tshaj plaws tuaj yeem ncav cuag 450 degree, uas tuaj yeem siv rau hauv nruab nrab thiab qis- kub (tsawg dua lossis sib npaug li 450 degree) ua haujlwm. Yog tias qhov ua haujlwm kub siab tshaj 450 degree, nws raug nquahu kom xaiv qhov tshwj xeeb siab - kub resistant alloy phaj. Peb tuaj yeem muab cov lus pom zoo ntawm cov khoom lag luam thiab cov kev daws teeb meem.

 

Q: Tus nqi li cas -kev ua tau zoo ntawmA203 Qib B alloy phajpiv nrog lwm cov kub- dov alloy phaj?

A: Nws muaj tus nqi siab heev -kev ua tau zoo. Piv nrog rau qhov zoo sib xws qis- kub kub- dov alloy phaj,A203 Qib Byog 15-20% qis ntawm tus nqi, nrog zoo dua qis- kub toughness thiab corrosion kuj; piv nrog high-kawg npib tsib xee alloy kub dov daim hlau, nws yog 40-50% qis ntawm tus nqi, thiab nws cov kev ua tau zoo tsuas yog me ntsis qis dua, uas tuaj yeem ua tau raws li cov kev xav tau ntawm kev lag luam feem ntau ua haujlwm, ua kom zoo tshaj qhov sib npaug ntawm tus nqi thiab kev ua haujlwm.

 

Q: Puas tuaj yeem muab daim ntawv qhia txog kev taug qab ntawm lub phaj thaum yuav khoom?

A: Yog. Txhua batch ntawm pebA203 Qib B kub- dov alloy phajmuaj ib tug tshwj xeeb ntau lawm batch naj npawb, thiab ib tug ua tiav traceability daim ntawv qhia yuav muab, nrog rau raw khoom procurement ntaub ntawv, ntau lawm txheej txheem tsis, zoo soj ntsuam cov ntaub ntawv, outbound logistics cov ntaub ntawv, thiab lwm yam., los xyuas kom meej lub traceability ntawm phaj zoo thiab ua tau raws li lub enterprise txoj kev tswj kom zoo.

 

Qib Ntawm Lub Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Muab Los ntawm GNEE
ASTM ASTM A202/A202M ASTM A202 Qib A ASTM A202 Qib B    
ASTM A203 / A203M ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M) ASTM A203 Qib A ASTM A203 Qib B ASTM A203 Qib D ASTM A203 Qib E
ASTM A203 Qib F      
ASTM A204 / A204M / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / ASTM A204 / A204M / ASTM A204 / ASTM A204 / ASTM A204 / A204M) ASTM A204 Qib A ASTM A204 Qib B ASTM A204 Qib C  
ASTM A285/A285M ASTM A285 Qib A ASTM A285 Qib B ASTM A285 Qib C  
ASTM A299/A299M ASTM A299 Qib A ASTM A299 Qib B    
ASTM A302/A302M ASTM A302 Qib A ASTM A302 Qib B ASTM A302 Qib C ASTM A302 Qib D
ASTM A387 / A387M ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / A387M / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387) thiab ASTM A387 ASTM A387 Qib 5 Qib 1 ASTM A387 Qib 5 Qib 2 ASTM A387 Qib 11 Chav Kawm 1 ASTM A387 Qib 11 Chav Kawm 2
ASTM A387 Qib 12 Chav Kawm 1 ASTM A387 Qib 12 Chav Kawm 2 ASTM A387 Qib 22 Chav Kawm 1 ASTM A387 Qib 22 Chav Kawm 2
ASTM A515/A515M ASTM A515 Qib 60 ASTM A515 Qib 65 ASTM A515 Qib 70  
ASTM A516/A516M ASTM A516 Qib 55 ASTM A516 Qib 60 ASTM A516 Qib 65 ASTM A516 Qib 70
ASTM A517 / A517M / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / A517M / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / A517M / ASTM A517 / ASTM A517 / ASTM A517 / ASTM A517 / A517M) thiab ASTM A517 ASTM A517 Qib A ASTM A517 Qib B ASTM A517 Qib E ASTM A517 Qib F
ASTM A517 Qib P ASTM A517 Qib J    
ASTM A533 / A533M / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533) lossis A533M ASTM A533 Qib A Class1 ASTM A533 Qib B Class1 ASTM A533 Qib C Class1 ASTM A533 Qib D Class1
ASTM A533 Qib A Class2 ASTM A533 Qib B Class2 ASTM A533 Qib C Class2 ASTM A533 Qib D Class2
ASTM A533 Qib A Class3 ASTM A533 Qib B Class3 ASTM A533 Qib C Class3 ASTM A533 Qib D Class3
ASTM A537 / A537M Kev Cai ASTM A537 Qib 1 ASTM A537 Qib 2 ASTM A537 Qib 3  
ASTM A612/A612M ASTM A612 Cov Lus Qhia Tshwj Xeeb      
ASTM A662/A662M ASTM A662 Qib A ASTM A662 Qib B ASTM A662 Qib C  
EN TS EN 10028-2 TS EN 10028-2 P235GH TS EN 10028-2 P265GH TS EN 10028-2 P295GH TS EN 10028-2 P355GH
EN10028-2 16MO3      
TS EN 10028-3 TS EN 10028-3 P275N TS EN 10028-3 P275NH EN10028-3 P275NL1 EN10028-3 P275NL2
TS EN 10028-3 P355N TS EN 10028-3 P355NH EN10028-3 P355NL1 EN10028-3 P355NL2
TS EN 10028-3 P460N TS EN 10028-3 P460NH EN10028-3 P460NL1 EN10028-3 P460NL2
TS EN 10028-5 TS EN 10028-5 P355M EN10028-5 P355ML1 EN10028-5 P355ML2 TS EN 10028-5 P420M
EN10028-5 P420ML1 EN10028-5 P420ML2 TS EN 10028-5 P460M EN10028-5 P460ML1
EN10028-5 P460ML2      
TS EN 10028-6 TS EN 10028-6 P355Q TS EN 10028-6 P460Q TS EN 10028-6 P500Q TS EN 10028-6 P690Q
TS EN 10028-6 P355QH TS EN 10028-6 P460QH TS EN 10028-6 P500QH TS EN 10028-6 P690QH
EN10028-6 P355QL1 EN10028-6 P460QL1 EN10028-6 P500QL1 EN10028-6 P690QL1
EN10028-6 P355QL2 EN10028-6 P460QL2 EN10028-6 P500QL2 EN10028-6 P690QL2
JIS JIS G3115 JIS G3115 SPV235 JIS G3115 SPV315 JIS G3115 SPV355 JIS G3115 SPV410
JIS G3115 SPV450 JIS G3115 SPV490    
JIS G3103 JIS G3103 SB410 JIS G3103 SB450 JIS G3103 SB480 JIS G3103 SB450M
JIS G3103 SB480M      
GB GB713 GB713 Q245R GB713 Q345R GB713 Q370R GB713 12Cr1MoVR
GB713 12Cr2Mo1R GB713 13MnNiMoR GB713 14Cr1MoR GB713 15CrMoR
GB713 18MnMoNbR      
GB3531 GB3531 09MnNiDR GB3531 15MnNiDR GB3531 16MnDR  
DIN TIAB SA 17155 DIN 17155 TSI DIN 17155 HII DIN 17155 10CrMo910 DIN 17155 13CrMo44
DIN 17155 15Mo3 DIN 17155 17Mn4 DIN 17155 19Mn6