Cov qauv twg SPV355 ua raws?

SPV355yog siab -lub zog steel phaj qib standardized nyob rau hauvJIS G3115(Gnee Steel), tshwj xeeb tsim rauboilers thiab siab hlab ntshaua haujlwm ntawm qhov kub nruab nrab.

International sib npaug

Hauv cov qauv thoob ntiaj teb, qib no yog qhov ua tau zoo piv rau:

ASTM (USA): Carbon-manganese- silicon steel rau cov hlab ntsha siab.

EN (Tebchaws Europe): Steel rau lub hom phiaj siab.

GB (Tuam Tshoj): High-lub zog steel.

Cov yam ntxwv tseem ceeb

Siab zog thiab Resilience: Tsim los tiv thaiv qhov tseem ceeb hauv siab yam tsis muaj kev ua haujlwm tsis zoo.

Superior Weldability: Formulated los tiv thaiv kev tawg thaum lub sij hawm kev lag luam vuam txheej txheem, kom ntseeg tau qhov kev ncaj ncees ntawm cov ntim ntim.

Kub Resistance: Optimized rau kev pab cuam ntawm nruab nrab kub, tswj nws cov neeg kho tshuab kev ncaj ncees nyob rau hauv tshav kub.

SPV355 nruab nrab kub siab lub nkoj steel tshuaj muaj pes tsawg leeg: (%)

SPV355 siab lub nkoj steel txhua yam khoom:

SPV355 Txheej Txheem Ntau Lawm

Kev npaj raw khoom

Xaiv high-purity steel billets nrog nruj tswj hwm cov pa roj carbon, phosphorus, thiab sulfur cov ntsiab lus (P Tsawg dua los yog sib npaug rau 0.025%, S Tsawg dua los yog sib npaug rau 0.015%), tshem tawm cov teeb meem impurities los nteg lub hauv paus rau cov khoom ruaj khov.

Homogenization cua sov

Them billets rau hauv kev taug kev- beam rauv thiab cua sov mus rau 1150-1250 degree, tuav rau ib lub sijhawm tshwj xeeb los xyuas kom meej cov qauv hauv microstructure thiab txhim khu kev ua haujlwm kub.

Tswj Rolling / TMCP

Ua ntau- dhau dov nrog theem nrawm thiab hloov siab. Thermo-Mechanical Control Processing refines grain size through deformation and the phase transformation synergy, boosting zog thiab toughness.

Kev kho cua sov

Ua normalizing ntawm 880-920℃tom qab cua txias kom homogenize ferrite-pearlite qauv. Rau kev xav tau kev ua tau zoo dua, txais yuav quenching -tempering (Q + T) los ua kom zoo dua qhov nyuaj thiab cuam tshuam.

Tiav & Kev Tshuaj Xyuas

Ua kom tiav qhov chaw descaling, straightening, thiab ultrasonic flaw nrhiav kom paub tseeb tias ua raws li lub siab hlab ntsha steel qauv zoo.

Kev siv ntawm SPV355

Cov Khoom Siv Petrochemical

Fabricate reactors, cia tso tsheb hlau luam thiab tshav kub exchangers, withstanding siab siab thiab corrosive nruab nrab nyob rau hauv roj refining thiab tshuaj ntau lawm.

Kev lag luam hluav taws xob

Tsim cov boiler nruas thiab cov hlab ntsha siab rau thermal fais fab nroj tsuag, yoog mus rau siab - kub thiab siab - kev ua haujlwm siab.

General Pressure Vessels

Tsim ib nrab ntawm - mus rau - lub tank siab siab rau cov roj cia thiab kev thauj mus los ua kua, ua kom muaj kev nyab xeeb thiab ruaj khov nyob rau hauv qhov chaw ua haujlwm sib txawv.

Ntim

1.Seaworthy Ntim: Peb siv cov ntaub ntawv muaj zog, ruaj khov xws li ntoo pallets lossis crates los xyuas kom meej cov hlau phaj ruaj ntseg ntim rau kev caij nkoj ntev hiav txwv, tiv thaiv kev puas tsuaj los ntawm kev txav mus los.

2.Waterproof Wrapping: P420M yog them nrog siab -cov ntaub ntawv tsis muaj dej tsis zoo los tiv thaiv nws ntawm ya raws thiab xeb thaum thauj, tshwj xeeb tshaj yog nyob rau hauv qhov chaw ntub dej.

3.Edge thiab Surface Protection: Peb siv cov ntug tiv thaiv thiab siv padded npog los tiv thaiv cov hlau los ntawm khawb thiab dents, kom ntseeg tau tias cov khoom ntawm qhov chaw thiab cov npoo tsis zoo.

4.Custom Labeling thiab Marking: Tag nrho cov khoom xa tuaj tau sau meej meej nrog kev tuav cov lus qhia thiab cov neeg siv khoom- cov kev cai tshwj xeeb, ua kom yooj yim rau kev lis kev cai zoo thiab khaws cia kom raug thaum tuaj txog.

Hu rau tam sim no

Tag nrho cov specification thiab cov ntsiab lus muaj nyob rau ntawm kev thov. Cov ntaub ntawv saum toj no yog muab rau kev taw qhia nkaus xwb. Rau kev tsim tshwj xeeb thov hu rau peb cov neeg ua haujlwm muag khoom.

Dab tsi yog qhov thickness ntau ntawm SPV355 steel phaj?

Cov tuab tuab ntawm SPV355 steel phaj yog 6-200 hli. Cov thicknesses sib txawv raug xaiv raws li qib siab thiab cov qauv tsim ntawm lub nkoj siab, nrog cov phaj tuab siv rau kev siv siab dua.

Puas yog SPV355 corrosion-resistant?

SPV355 muaj qhov yooj yim corrosion kuj nyob rau hauv ib puag ncig zoo tib yam, tab sis nws tsis haum rau muaj zog corrosive xov xwm. Hauv kev ua haujlwm corrosive (xws li cov khoom siv tshuaj lom neeg), nws xav tau los tiv thaiv - kev kho corrosion xws li txheej, galvanizing lossis hauv ob sab phlu kom ntev kev pab cuam lub neej.

Qhov txawv ntawm SPV355 thiab Q345R yog dab tsi?

SPV355 (JIS tus qauv) thiab Q345R (Suav tus qauv GB 713) yog ob qho tib si lub nkoj siab. SPV355 muaj qhov tsawg dua qhov muaj zog tawm los (355 MPa vs 345 MPa) thiab cov tshuaj sib txawv me ntsis, ua raws li cov qauv hauv cheeb tsam sib txawv.

Yuav tshuaj xyuas qhov zoo ntawm SPV355 steel daim hlau li cas?

Kev tshuaj xyuas zoo ntawm SPV355 suav nrog kev tshuaj xyuas tshuaj muaj pes tsawg leeg (los ntawm spectroscopy), kev ntsuas cov cuab yeej cuab tam (tensile, impact, dabtsi yog khoov test), tsis yog- kuaj kev puas tsuaj (ultrasonic, magnetic particle, penetrant testing) kom ua raws li cov qauv.

SPV355 puas tuaj yeem siv rau siab -siab boilers?

Yog lawm, SPV355 tuaj yeem siv rau kev tsim khoom nruab nrab thiab siab -siab boiler Cheebtsam (xws li boiler nruas, headers). Nws lub zog siab thiab ua kom sov zoo ua tau raws li qhov yuav tsum tau ua ntawm boiler kev ua haujlwm nrog kub thiab siab.

Lub xeev xa khoom ntawm SPV355 yog dab tsi?

Lub xeev kev xa khoom ntawm SPV355 yog kub- dov, normalized lossis tempered. Lub xeev zoo dua rau kev siv cov hlab ntsha siab, vim nws kho cov qauv nplej, txhim kho toughness thiab ua kom cov khoom zoo sib xws.

Puas yog SPV355 muaj cov qauv zoo?

SPV355 muaj qhov zoo formability, uas tuaj yeem khoov tau yooj yim, stamped thiab zoo li tus rau hauv ntau lub siab lub nkoj. Nws nruab nrab hardness thiab toughness tshuav nyiaj li cas kom tsis txhob muaj kab nrib pleb los yog puas thaum lub sij hawm tsim txheej txheem.

Dab tsi yog qhov siab tshaj plaws SPV355 tuaj yeem dais?

Qhov siab tshaj plaws ntawm cov kabmob siab ntawm SPV355 nyob ntawm nws cov tuab, cov qauv tsim thiab ua haujlwm kub. Feem ntau, nws tuaj yeem siv rau hauv cov hlab ntsha siab nrog kev ua haujlwm siab txog li 10 MPa tom qab kev xam thiab tsim kom raug.

Puas yog SPV355 haum rau cov khoom siv roj thiab roj av?

Yog lawm, SPV355 yog qhov tsim nyog rau qee cov khoom siv roj thiab roj av (xws li onshore cia tso tsheb hlau luam thiab cov kav dej txuas nrog offshore platforms) tom qab tiv thaiv - kev kho corrosion, vim nws lub siab zoo - cov kabmob muaj peev xwm.

Cov khoom siv vuam zoo li cas rau SPV355?

Cov khoom siv vuam tsim nyog rau SPV355 suav nrog E50 series electrodes (xws li E5015, E5016) rau phau ntawv arc vuam, thiab ER50-6 vuam hlau rau roj hlau arc vuam (GMAW), kom ntseeg tau tias cov khoom siv sib txuam nrog cov hlau hauv paus.