Thaum nws los txog rau siab -lub zog steel qauv, xaiv cov qib zoo yog qhov tseem ceeb rau kev nyab xeeb thiab kev ua haujlwm ntev. Ntau tus engineers thiab cov neeg ua haujlwm muag khoom feem ntau nug yog tiasS355J2+N steel phajsib npaug rau S355N steel phajyog qhov kev xaiv zoo rau lawv cov ntawv thov kev lag luam tshwj xeeb.
Raws li cov kws tshaj lij steel phaj chaw tsim khoom thiab cov chaw muag khoom nrog ntau tshaj 15 xyoo ntawm kev paub,GNEEspecializes nyob rau hauv muab premium carbon steel daim hlau uas ua tau raws li thoob ntiaj teb cov qauv.
PebS355J2+N steel phajcov khoom siv dav siv hauv kev tsim choj, kev tsim kho ntawm ntug dej hiav txwv, thiab cov tshuab hnyav, kom ntseeg tau tias koj cov dej num sawv cev qhov kev sim ntawm lub sijhawm thiab ib puag ncig kev ntxhov siab.
Nkag siab S355J2+N Steel Phaj thiab Nws S355N sib npaug
Qib S355 yog cov pob txha ntawm cov qauv kev tsim vaj tsev niaj hnub, tswj hwm los ntawm European tus qauv EN 10025. Txawm li cas los xij, cov lus kawg "+ N" thiab "N" sawv cev rau cov khoom sib txawv thiab cov qauv nplej.S355J2+N steel phajbelongs rau EN 10025-2 (non-alloy structural steels), qhov "+N" qhia tau hais tias nws tau normalized los yog normalized dov. Ntawm qhov tod tes,S355N steel phajpoob rau hauv EN 10025-3 (weldable fine-grain structural steels).
Txawm tias muaj coob tus xav txogS355J2+N steel phaj sib npaug rau S355N steel phaj, lawv tsis zoo ib yam. S355J2+N yog lub siab- zoo tsis yog- hlau alloy nrog lub zog muaj zog ntawm 27J ntawm -20℃. S355N yog cov hlau zoo, uas feem ntau muab kev sib txuas zoo dua thiab muaj zog dua hauv qhov chaw txias.
Ntawm GNEE, peb pab cov neeg siv khoom tshawb xyuas cov txheej txheem no kom pom tus nqi tshaj plaws - kev daws teeb meem zoo yam tsis muaj kev cuam tshuam txog kev ncaj ncees ntawm cov qauv.
Hwm S355J2+N steel phaj cov lus nug npaj rau kev xa khoom thoob ntiaj teb ntawm GNEE Hoobkas.
Tshuaj muaj pes tsawg leeg ntawm S355J2+N vs. S355N Steel
Lub ntsiab yog vim li casS355J2+N steel phaj sib npaug rau S355Nyog ib lub ntsiab lus uas lawv zoo sib xws carbon manganese puag. Txawm li cas los xij, "zoo- nplej" qhov xwm txheej ntawm S355N txhais tau tias nws muaj kev txwv nruj dua rau cov ntsiab lus xws li Nitrogen thiab tej zaum yuav suav nrog micro- cov khoom sib xyaw xws li Niobium lossis Vanadium.
Rau feem ntau cov qauv siv cov qauv, covS355J2+N steel phajmuab los ntawm GNEE muab qhov sib npaug zoo meej. Nws nta cov ntsiab lus carbon tsawg kom ntseeg tau zoo heev weldability thiab Manganese txaus los muab lub zog xav tau. Peb lub Hoobkas siv cov thev naus laus zis thev naus laus zis los tswj cov impurities xws li Phosphorus thiab Sulfur, kom ntseeg tau tias txhua lub phaj ua tau raws li lossis tshaj EN 10025-2 cov cai.
Technical Parameter Table: S355J2+N vs. S355N
| Chemical Element (%) | S355J2+N (EN 10025-2) | S355N (EN 10025-3) |
| Cov pa roj carbon (C) max | 0.20 - 0.22 | 0.20 |
| Manganese (Mn) | 1.60 max | 0.90 - 1.65 |
| Silicon (Si) max | 0.55 | 0.50 |
| Phosphorus (P) max | 0.025 | 0.030 |
| Sulfur (S) max | 0.025 | 0.025 |
| Yield zog (MPa) | Ntau dua lossis sib npaug rau 355 | Ntau dua lossis sib npaug rau 355 |
| Tensile zog (MPa) | 470 - 630 | 470 - 630 |
| Impact Test | 27J ntawm -20 degree | 40J ntawm -20 degree |
Mechanical Property Analysis: Puas yog S355J2+N sib npaug rau S355N?
Nyob rau hauv cov nqe lus ntawm lub zog ntshiab, ob qib sib faib qhov tsawg kawg nkaus lub zog ntawm 355 MPa (rau thicknesses tsawg dua los yog sib npaug rau 16 hli), uas yog vim li casS355J2+N steel phaj sib npaug rau S355Nyog ib qho kev hloov ntau zaus hauv kev tsim kho. Lub "J2" hauv S355J2+N qhia nws qhov hnyav ntawm -20℃.
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Mechanical Properties: |
Thickness |
Yield zog |
Tensile zog |
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Mpa Min. |
Mpa |
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TS EN 10025-3 |
S355N |
T Tsawg dua los yog sib npaug rau 16 |
355 |
470-630 |
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TS EN 10025-2 |
S355J2 N |
T Tsawg dua los yog sib npaug rau 16 |
355 |
470-630 |
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S355N, yog ib qho zoo- cov hlau nplej, feem ntau nyiam rau ntau cov txheej txheem welded uas qhov pheej hmoo ntawm kev tawg tawg yuav tsum raug txo kom tsawg. Txawm li cas los xij, lubS355J2+N steel phajNws yog qhov yooj yim dua thiab muaj tus nqi pheej yig dua rau 90% ntawm cov txheej txheem steel.
GNEE xyuas kom meej tias tag nrho peb cov phiaj xwm ua haujlwm tau raug kuaj xyuas ultrasonic (UT) thiab cov khoom pov thawj cov cuab yeej los lav tias lawv ua tau zoo hauv cov khoom hnyav.
GNEE pab pawg tswj xyuas qhov tseeb ntawm cov tuab thiab qhov zoo ntawm S355J2+N steel daim hlau.
Vim li cas thiaj xaiv GNEE li koj S355J2+N Steel Phaj Supplier?
Raws li cov chaw tsim khoom tseem ceeb, GNEE yog ntau tshaj li tus tub luam. Peb ua haujlwm ib qho chaw tsim khoom loj uas nruab nrog qhov tseeb dov mills thiab kho cua sov rauv taws. Thaum koj qhov chawS355J2+N steel phaj sib npaug rau S355Nlos ntawm peb, koj tau txais txiaj ntsig los ntawm:
- Strict Quality Control:Txhua lub phaj tuaj nrog MTC thawj (Mill Test Certificate) raws li EN 10204 3.1 lossis 3.2.
- Customized Loj:Peb tuaj yeem muab cov thicknesses li ntawm 6mm txog 300mm thiab dav txog 4000mm.
- Ntiaj teb no Logistics:Peb pab neeg xa tawm ua haujlwm txhua yam los ntawm kev ntim tshwj xeeb rau kev thauj khoom hiav txwv, kom ntseeg tau kojS355J2+N steel phajtuaj txog ntawm lub sijhawm thiab zoo meej.
- Kev sab laj kws tshaj lij:Tsis paub meej tias koj yuav tsum siv S355J2+N lossis S355N? Peb cov engineers muab kev sib tham dawb los pab koj txhim kho koj cov nqi khoom siv.
Kev Ua Haujlwm thiab Kev Pabcuam Kev Khomob rau S355N Sib npaug Daim Hlau
Ntawm GNEE, peb nkag siab tias txhua qhov project muaj cov cai tshwj xeeb. Tshaj li muab cov khoom nyoosS355J2+N steel phaj sib npaug rau S355N, peb muab tag nrho cov txiaj ntsig ntawm - ntxiv cov kev pabcuam ua haujlwm. Qhov no tso cai rau peb cov neeg siv khoom tau txais "npaj-rau- siv" cov khoom, txo lawv cov nqi ntawm - qhov chaw ua haujlwm.
Peb lub Hoobkas tau nruab nrog CNC nplaim taws txiav, plasma txiav, thiab laser txiav tshuab. Txawm hais tias koj xav tau cov duab nyuaj, beveling rau vuam, lossis qhov drilling, peb tuaj yeem ua koj liS355J2+N steel phajrau koj daim duab kos CAD. Tsis tas li ntawd, peb muab kev pabcuam sandblasting thiab pleev xim los tiv thaiv koj cov hlau tiv thaiv corrosion thaum thauj thiab khaws cia.
Kev ntim khoom thiab chaw thau khoom ntawm S355J2+N steel daim hlau rau kev xa khoom thoob ntiaj teb.
Xaus: Order Your S355J2+N Steel Phaj los ntawm GNEE Hnub no
Hauv cov ntsiab lus, thaum muaj kev sib txawv hauv cov qauv nplej thiab cuam tshuam lub zog ntawm ob, lubS355J2+N steel phaj sib npaug rau S355Ntseem yog cov khoom siv ntau yam thiab dav siv cov qauv steel qib hauv kev ua lag luam thoob ntiaj teb. Nws lub zog zoo heev - rau - qhov hnyav piv thiab zoo dua weldability ua rau nws yog qhov kev xaiv sab saum toj rau niaj hnub infrastructure.
Puas yog koj tab tom nrhiav rau tus khub txhim khu kev qha rau koj qhov project tom ntej?
GNEEnyob ntawm no los muab siab - zooS355J2+N steel phajnrog tus nqi sib tw thiab xob laim - xa khoom sai. Tsis txhob khom rau sub-cov ntaub ntawv sib npaug- xaiv cov chaw tsim khoom uas cov kev lag luam thoob ntiaj teb ntseeg.
Tau txais Daim Ntawv Tso Cai Dawb & Cov Ntawv Qhia Txog Kev Ua Haujlwm tam sim no
Npaj kom tau ib nqe lus?Nyem lub pob hauv qab no lossis xa email rau peb nrog koj cov lus qhia tshwj xeeb. Peb pab neeg sawv cev los muab qhov zoo tshaj plaws rau kojS355J2+N steel phaj sib npaug rau S355Nkev daws hnub no!
Qhov txawv ntawm S355N thiab S355J2 N yog dab tsi?
S355N (EN 10025-3) yog qis- alloy, normalized steel nrog microalloying rau kev txhim kho toughness nyob rau hauv siab-load daim ntaub ntawv xws li txuas hniav thiab cranes, thaum S355J2+N (EN 10025-2) yog ib tug generalized steel tsis muaj nqi.
Dab tsi yog qhov sib npaug rau S355J2 N steel?
S355J2+N (EN 10025-2) yog cov qauv hlau feem ntau sib npaug rauASTM A572 Qib 50hauv Teb Chaws Asmeskas,DIN St52-3Nnyob rau hauv lub teb chaws Yelemees, thiabQ355D/Q345Dhauv Suav teb. Nws yog ib qho normalized, siab - zog (355 MPa yield) steel nrog guaranteed cuam tshuam toughness ntawm -20 degree, feem ntau siv nyob rau hauv choj, hnyav machinery, thiab offshore lug.
Dab tsi yog sib npaug rau S355 phaj?
S355 Sib npaug Phaj Qib
ASTM tau txheeb xyuasA572-50raws li kev hloov pauv tau txais S355. Ob qib muaj cov tshuaj lom neeg zoo sib xws thiab muaj siab -lub zog, qis- alloy structural steels.
Qhov txiaj ntsig ntawm S355J2 N yog dab tsi?
EN10025 S355J2+N muaj qhov siab dua Tensile ntawm 510 N / mm txog 680 N / mm thiab tawm los ntawm355 N / hli, nyob ntawm thickness. Lub zog siab dua ua ke nrog qhov zoo sib xws weldability thiab txiav cov cuab yeej ua rau nws yog ib qho zoo tagnrho lwm txoj rau S275JR thaum txuag qhov hnyav txog li 30% tuaj yeem ua tiav.
Qhov txawv ntawm S355NL thiab S355J2 N yog dab tsi?
EN10025 S355NL ua ke cov khoom siab dua thiab Tensile ntawm S355J2+N, tab sis nrog cov khoom cuam tshuam ntxiv ntawm -50 Deg C. Qhov no ua rau cov hlau khaws nws cov yam ntxwv ntawm qhov chaw txias heev xws li arctic lossis offshore daim ntawv thov.
Qhov txawv ntawm S355J2 N thiab S355J2 AR yog dab tsi?
S355J2 +AR steel phaj thiab S355J2+ N steel phaj txawv feem ntau los ntawm kev xa khoom thaum muab khoom, nrog rauS355J2+AR steel phaj raug xa raws li Rolled, thiab S355J2+N steel phaj raug xa tom qab normalizing kev kho cua sov.
Qhov txawv ntawm S355J2 thiab S355NL yog dab tsi?
S355J2: Requires preheating for thick sections (>30 mm). S355NL: weldability zoo dua vim cov nplej zoo thiab tsis muaj impurities; haum rau qhov tseem ceeb welds yam tsis muaj preheating. Xaiv S355J2 rau tus nqi- zoo, dav dav- lub hom phiaj cov qauv hauv cov huab cua nruab nrab.
Qhov txawv ntawm S355J2 N thiab S355J2G3 yog dab tsi?
S355J2G3 yog cov hlau tsis muaj hlau uas muaj kev sib txuas zoo thiab cov khoom siv kho tshuab, feem ntau siv hauv kev tsim cov khoom, cov khoom siv kho tshuab, thiab cov khoom siv. Piv txwv li,S355J2+N (EN 1.0577) yog ib yam khoom tau los ntawm normalizing S355J2 steel, uas muaj zog dua thiab toughness.
