S890Qyog European qib siab - tawm los- lub zog cov qauv hlau tau teev tseg raws li EN 10025-6 tus qauv. Nws yog quenched (Q) thiab tempered (T) steel tsim rau kev siv siab load qhov twg qhov hnyav txo thiab siab zog yog qhov tseem ceeb.
1. Cov ntsiab lus tseem ceeb
Khoom siv: 1.8940.
Yield zog:Yam tsawg kawg nkaus 890 MPa (rau nominal thicknesses txog 50mm).
Tensile zog:Feem ntau yog nyob nruab nrab ntawm 940-1100 MPa.
Impact Testing:S890Q tshwj xeeb yuav tsum muaj qhov cuam tshuam tsawg kawg nkaus ntawm lub zog ntawm qhov kub tsis qis dua -20 degree. (Ceeb Toom: Ntau yam xws li S890QL thiab S890QL1 raug kuaj ntawm -40℃thiab -60 degree, ntsig txog).
2. Kev siv ntau
Vim nws lub zog siab -rau- qhov hnyav piv, S890Q yog siv rau hauv kev nyab xeeb- tseem ceeb thiab hnyav- lub luag haujlwm kev lag luam:
Lifting & Earthmoving:Booms rau mobile cranes, dumper lub cev, thiab chassis rau kev tsheb loj.
Structure Engineering:Choj Cheebtsam, cov qauv hauv ntug dej hiav txwv, thiab kev txhawb nqa cov txheej txheem.
Lub Zog & Siab Nkoj:Penstocks, kauv rooj rau cov nroj tsuag fais fab, thiab ruaj khov los yog thauj cov tso tsheb hlau luam.
3. Kev tsim khoom & Fabrication
Delivery condition:Dej quenched thiab tempered (+QT) kom ua tau zoo -grained microstructure ntawm bainite thiab tempered martensite.
Ua haujlwm tau:Txawm tias nws lub zog siab, nws yog weldable thiab haum rau bolted los yog riveted lug.
Thermal txiav:Kev tshawb fawb qhia tau hais tias thaum cov nplaim taws txiav ib txwm muaj, laser thiab plasma txiav txoj kev tuaj yeem txhim kho lub neej qaug zog ntawm cov npoo txiav.
4. Sib npaug
Tuam Tshoj: Q890.
Lub teb chaws Yelemees (Historical):TStE890V or ESTE890V.
S890Q steel yog siv tshwj xeeb, hnyav- cov ntawv thov tseem ceeb uas ua kom muaj zog tshaj plaws - rau - qhov hnyav piv yog qhov tseem ceeb rau kev ua tau zoo, feem ntau hauv kev ua haujlwm hnyav. Nws siv feem ntau txwv rau cov khoom siv tseem ceeb es tsis yog tag nrho cov qauv vim nws cov nqi siab thiab kev sib tw fabrication.
Qhov Chaw Ua Haujlwm Tseem Ceeb:
1. Hnyav Lifting & Khoom tuav
Super-Lift Mobile Crane Booms & Jibs: Cov ntu tseem ceeb ntawm qhov siab- lub peev xwm telescopic thiab lattice booms qhov twg txo qhov hnyav tuag ncaj qha nce lifting peev thiab ncav cuag.
Advanced Forklift Masts: Rau siab - ncav cuag, siab - qauv muaj peev xwm hauv cov chaw nres nkoj thiab kev thauj mus los.
Hnyav-Lub Luag Haujlwm Winches & Hoists: Load-cov khoom siv hauv cov dej hiav txwv thiab cov mining lifting systems.
2. Mining, Quarrying & Heavy Earthmoving
Drill Rigs & Shovels: High-Stress qhov chaw ntawm cov laum masts, shovel caj npab, thiab excavator pem hauv ntej-end Cheebtsam raug rau hnyav hnyav loads.
Haul Truck Frames & Lub cev: Nyhav-txuag cov qauv hauv cov tsheb thauj khoom ultra-class mining.
3. Kev Thauj Khoom Tshwj Xeeb & Kev Tiv Thaiv
Tub Rog Tub Rog Tsav Tsheb Ncej & Chassis: Rau lub teeb yuag, siab -mobility tactical tsheb yuav tsum tau tawg- cov qauv tiv thaiv.
Aerospace Ground Support Equipment: Heavy -cov dej num trailers thiab chaw thau khoom platform uas txo qhov hnyav yog qhov tseem ceeb.
Sib tw Tsheb Chassis & Roll Cages (hauv siab -kawg motorsports).
4. Advanced Structural & Offshore Engineering
Offshore Mooring & Tensioning Systems: Cov khoom siv xws li cov khoom sib txuas, cov ntaub qhwv, thiab cov khoom siv tshwj xeeb hauv qhov tob - dej platforms.
High-Txoj Kev Ua Tau Zoo: Cov ntsiab lus tseem ceeb hauv cov txuas txuas uas txav tau (xws li, nqa lossis viav vias ntu) lossis cov qauv tsim truss hnyav.
Tshwj xeeb Offshore Cua Turbine Cheebtsam: Rau cov pob qij txha tseem ceeb hauv cov tsho lossis cov khoom hloov pauv hauv cov chaw muaj kev ntxhov siab heev.
Vim li cas S890Q thiaj xaiv:
Qhov hnyav txo: Nws 890 MPa yield zog tso cai mus txog ~ 50% thinner seem piv rau S355 steel rau tib lub load, drastic txiav hnyav yam ntxwv.
Kev txuag chaw: Ua kom muaj kev sib haum xeeb, siab dua - tsim muaj peev xwm hauv qhov chaw - cov cuab yeej txwv.
Kev Txhim Kho Kev Ua Haujlwm: Hauv cov tshuab txawb, kev txuag hnyav txhais ncaj qha rau hauv kev them nyiaj ntau dua, ncav cuag ntev dua, lossis txhim kho roj efficiency.
S890Q steel yog dab tsi?
S890Q yog qhov siab heev - lub zog quenched thiab tempered structural steel nrog qhov tsawg kawg nkaus yield zog ntawm 890 MPa, tsim rau huab load- cov ntaub ntawv bearing.
Dab tsi yog cov khoom ntawm S890Q steel?
Nws muaj lub zog tshwj xeeb, zoo toughness ntawm qhov kub thiab txias, thiab weldability nrog cov txheej txheem tsim nyog, txawm hais tias nws yog nkig ntau dua li qis dua - qib steels.
S890Q steel siv nyob qhov twg?
S890Q yog siv rau hauv hnyav- lub luag haujlwm crane booms, cov cuab yeej mining siab heev, siab - kev ua tub rog tsheb, thiab cov khoom siv tshwj xeeb uas muaj zog tshaj plaws - rau - qhov hnyav piv yog qhov tseem ceeb.
S890Q piv rau S690Q li cas?
S890Q muaj lub zog tawm los ntau dua (890 MPa vs . 690 MPa) tab sis qis toughness thiab weldability, ua rau nws tsim nyog rau kev xav tau ntau dua, lub teeb yuag.
Cov txheej txheem vuam dab tsi yuav tsum tau ua rau S890Q?
Vuam S890Q yuav tsum nruj preheating (feem ntau 150-200 degree), qis-hydrogen electrodes, tswj cov cua sov input, thiab tom qab-weld kev nyuaj siab nyem kom tsis txhob tawg.
Puas yog S890Q steel corrosion resistant?
Tsis yog, S890Q tsis yog corrosion- tiv taus thiab yuav tsum muaj cov txheej txheem tiv thaiv xws li pleev xim lossis galvanizing siv rau hauv qhov chaw raug.
Cov qauv dab tsi npog S890Q steel?
Nws yog feem ntau tau teev tseg raws li European tus qauv EN 10025-6 rau quenched thiab tempered high-strength structural steels.
S890Q puas tuaj yeem ua tau yooj yim?
Machining S890Q yog qhov nyuaj vim nws qhov nyuaj thiab lub zog; nws yuav tsum tau siv cov cuab yeej muaj zog, qeeb ceev, thiab ua kom txias txaus.
Tus nqi ntawm S890Q steel phaj yog dab tsi?
S890Q yog kim kim dua li qis dua - qib zog, nrog rau cov nqi sib txawv raws li tuab, ntau, thiab cov ntawv pov thawj yuav tsum tau ua.
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.
