s960 qwyog qib siab -strength structural. S960QL Steel Phaj yog tsim los nrog cov tshuaj sib txawv uas muab lawv cov kev ua tau zoo dua thiab ua kom muaj zog. S960ql yog quenched thiab tempered, muab cov modules tom ntej no txhim kho lub zog thiab puas ntsoog tiv thaiv kev ntxhov siab-induced systems. Structural Steel 960 qhia tau hais tias ua tau zoo heev rau hnav thiab tsim kua muag thaum qhia txog kev ua siab ntev rau huab cua.
Cov khoom siv S960 muaj qhov zoo tshaj plaws ntawm qhov chaw thiab kev kho tau zoo nyob hauv ntau qhov chaw. Tsim los nrog qhov tshwj xeeb sib xws, Steel 960 nthuav tawm qhov cuam tshuam hnyav thaum muab kev tiv thaiv zoo tiv thaiv kev ntxhov siab tawg. Qhov ntau yam S960mc qib nthuav tawm cov txiaj ntsig zoo tshaj plaws ntawm qhov tsawg kawg nkaus 960mpa, muab nws cov khoom zoo heev -cov kabmob muaj peev xwm.
S960 Ql modules muaj qhov zoo weldability thiab zoo heev toughness nrog HAZ lub zog nyob rau hauv lub system. Cov Hlau 960mc los ntawm tuab ntawm 4mm txog 35mm. Nws muaj qhov cuam tshuam hardness ntawm 40J nrog zoo heev thais toughness. S960QL High Strength Structural Steel Phaj yog dav siv hauv kev thauj mus los hnyav, kev lag luam mining, nqa khoom, thiab lwm yam.
TS EN 10025-6 S960QL quenched thiab tempered steel phaj Cov tshuaj muaj pes tsawg leeg
| Qib | C % | Si% | Mn% | P % | S % | N % | B % | Cr% |
| s960 qw | 0.200 | 0.800 | 1.700 | 0.020 | 0.010 | 0.015 | 0.005 | 1.500 |
| Cu% | Mo% | Nb% | Ni% | Ti % | V % | Zr% | ||
| 0.500 | 0.700 | 0.060 | 2.000 | 0.050 | 0.120 | 0.150 |
EN10025-6 S960QL quenched thiab tempered steel phaj txhua yam khoom
| Qib | Thickness (hli) | Tsawg-yield (Mpa) | Tensile (MPa) | Elongation (%) | Min Impact Zog | |
| s960 qw | 8mm-50mm | Min 960 Mpa | 980-1150 Mpa | 10% | -40 | Min 30 J |
| 51mm-100 hli | Min 910 Mpa | 920-1000 Mpa | 10% | -40 | Min 30 J | |
| 101mm-150mm | Min 860Mpa | 870-980 Mpa | 10% | -40 | Min 30 J |
Cov txheej txheem tseem ceeb
Vuam:
Cov txheej txheem:Gas Hlau Arc Vuam (GMAW / MIG) thiab Kev Taw Qhia Hlau Arc Vuam (MMA / stick) yog ib txwm muaj.
Kev sib tw:Txias tawg nyob rau hauv HAZ yog qhov teeb meem tseem ceeb vim cov hlau lub microstructure.
Kev daws:Siv cov hlau muab tub lim uas muaj zog zoo sib xws lossis qis dua (piv txwv li, G Mn4Ni2.5CrMo rau MIG), tswj cov cua sov nkag, thiab muaj peev xwm ua ntej- cua sov / tom qab-weld heat treatment (PWHT).
Txiav:
Plasma lossis laser txiav yog siv, tab sis sib tsoo cov npoo kom tshem tawm oxides thiab HAZ yog qhov tseem ceeb ua ntej vuam.
Txoj kev / dabtsi yog khoov:
Thaum nws muaj kev kho tau zoo rau nws lub zog, nws yog qhov ua tau zoo tshaj plaws nyob rau hauv ib qho chaw nruab rau nws, vim tias kev tsim yuav nyuaj thiab muaj kev pheej hmoo tawg.
Kev kho cua sov:
Lub npe "QL" txhais tau hais tias nws tau xa hauv lub xeev Quenched thiab Tempered, muab nws lub zog siab.
Tshaj tawm -Kev kho cua sov (PWHT) nrog cov txheej txheem xws li cov kab hluav taws xob hauv cheeb tsam PWHT tuaj yeem kho cov qauv HAZ, txhim kho ductility, thiab txo qis kev ntxhov siab.
Kev Tswj Xyuas Zoo:
Daim ntawv pov thawj zeb xeem (MTCs) paub meej tias cov khoom siv kho tshuab (yield / tensile zog) thiab tshuaj muaj pes tsawg leeg.
Kev puas tsuaj thiab tsis yog -kev kuaj kev puas tsuaj (NDT) ntawm cov pob qij txha tau txheeb xyuas qhov ua tau zoo.
Vim li cas Nws thiaj li ua li no
Siab zog:Tso cai rau kev txo qhov hnyav hauv cov qauv (piv txwv li, cranes, tsheb hnyav).
Toughness:Muab kev tiv thaiv kom tawg, txawm tias qhov kub thiab txias (txog -40℃rau qee qib).
Fine-Structured:Ua tiav los ntawm Q&T ua, muab nws lub zog zoo dua, tab sis ua rau HAZ tswj qhov tseem ceeb thaum tsim khoom.
daim ntawv thov
1. Kev tsim kho tshuab kev lag luam
Nov yog daim ntawv thov tseem ceeb rau S960QL. Nws lub zog siab -rau- qhov hnyav piv thiab hnav tsis kam ua kom cov khoom siv tau zoo thiab kev pabcuam lub neej.
Crane Structures: Siv nyob rau hauv boom seem, jibs thiab chassis ntawm tsheb, crawler thiab mobile cranes. Nws txo qhov hnyav ntawm cov qauv los ntawm ntau dua 30% vs cov pa hlau, txhawb nqa nqa lub peev xwm thiab txiav lub zog siv los ntawm 12-15%.
Excavation Equipment: Siv rau excavator caj npab, thoob rods thiab lub cev. Nws hnav tsis kam yog 40% siab dua li cov hlau zoo tib yam, nrog rau lub neej qaug zog tripled, yoog rau siab - cuam tshuam, siab - puas tsuaj.
Mining Machinery: Siv rau mine tsheb pem teb, thee mine hydraulic txhawb nqa thiab drilling rig txhawb nqa. Nws tiv taus qhov hnyav hnyav thiab kev sib txhuam ore, nrog 50% kev cuam tshuam ntau dua (-20℃txheeb xyuas) thiab 4.5-xyoo kev pab cuam lub neej rau mine tsheb pem teb.
2. Kev lag luam tsheb thauj mus los
S960QL ua tau raws li cov khoom siv thauj khoom hnyav thiab siab - lub zog xav tau, txhim kho lub peev xwm thauj khoom thiab kev nyab xeeb ntawm kev ua haujlwm.
Tsheb thiab Trailer Cheebtsam: Siv nyob rau hauv lub tsheb chassis, trailer thav duab thiab tiv thaiv -tsheb sib tsoo. Ltalis Mantella tau txais yuav Strenx® 960 Plus (sib npaug rau S960QL) rau trailer chassis, sib piv txhuas qhov hnyav thaum khaws cov hlau ruaj khov.
Cov Khoom Siv Hluav Taws Xob: Siv rau siab - thauj cov tsheb thauj khoom, bogie thav duab thiab cov khoom sib txuas. Nws zoo heev qaug zog tiv thaiv kom ruaj khov ua haujlwm nyob rau hauv rov qab loads.
Tsheb thauj neeg tshwj xeeb: Siv rau hnyav- cov tsheb thauj khoom hnyav, cov khoom siv tshuaj lom neeg thiab cov tub yees lub cev, tsim nyog rau thaj chaw txias vim qhov kub tsis tshua muaj siab -.
3. Kev tsim kho thiab choj engineering
Nws yog dav siv nyob rau hauv loj kev tsim kho tej yaam num uas yuav tsum tau siab structural zog thiab tsim yooj.
Super High-Rise Buildings: Siv rau cov cores, steel beams thiab floor structures. Nws txo cov khoom hla -sections, nce qhov chaw sab hauv tsev thiab txhim kho seismic kev ua tau zoo.
Cov Choj Loj: Siv rau siab - cov khoom siv kev ntxhov siab ntawm kev ncua, cable- nyob thiab cov choj loj. Nws lub zog tensile / compressive siab ua kom muaj kev ruaj ntseg nyob rau hauv huab cua huab cua thiab hnyav tsheb.
Cov Qauv Tshwj Xeeb: Siv nyob rau hauv chaw ntau pob, chaw ua yeeb yam thiab cov nroj tsuag muaj kev lag luam, hloov mus rau cov duab nyuaj thiab cov khoom hnyav.
4. Offshore thiab Extreme Environment Equipment
Nrog zoo heev qis -kub toughness thiab post- kho corrosion kuj, S960QL suits offshore thiab polar hnyav ib puag ncig.
Offshore Platforms: Siv rau cov roj rigs, kev txhawb nqa thiab cov kav dej hauv qab, tiv thaiv dej hiav txwv corrosion thiab yoj cuam tshuam.
Polar thiab Cold Region Equipment: S960QL variants muaj ntau dua los yog sib npaug rau 60J cuam tshuam lub zog ntawm -40 degree, haum rau cov nkoj polar thiab cov khoom siv hauv cheeb tsam txias, zam kev tawg tawg.
5. Agricultural Machinery thiab lwm yam teb
Agricultural Machinery: Siv rau lub tsheb laij teb thav duab, txiav cov rooj thiab cov khoom thauj khoom, tiv thaiv kev ua liaj ua teb cuam tshuam thiab txuas ntxiv kev pab cuam lub neej.
Cov Khoom Siv Tub Rog: Siv rau tub rog lub tsheb chassis thiab armored Cheebtsam, ua tau raws li lub zog siab, lub teeb yuag thiab tiv thaiv - yuav tsum muaj kev cuam tshuam.
Tiv tauj peb ntawm beam@gneesteelgroup.com rau tus nqi, kev txhawb nqa, lossis kev daws teeb meem. Peb yeej ib txwm npaj los txhawb koj qhov project.
S960QL yog dab tsi?
S960QL yog lub siab - lub zog quenched thiab tempered structural steel. Nws boasts qhov tsawg kawg nkaus tawm lub zog ntawm 960 MPa, muab zoo heev toughness thiab weldability. Dav siv nyob rau hauv cov tshuab hnyav, kev tsim kho, thiab cov qauv tawm sab nrauv vim nws cov khoom hnyav dua - cov kabmob muaj peev xwm.
Qhov tsawg kawg nkaus tawm lub zog ntawm S960QL yog dab tsi?
Qhov tsawg kawg nkaus tawm lub zog ntawm S960QL yog 960 megapascals (MPa). Qhov kev ua tau zoo no ua rau nws tsim nyog rau cov ntawv thov uas yuav tsum tau ua haujlwm hnyav, ua kom muaj kev ruaj ntseg hauv kev xav tau engineering xws li crane booms thiab choj txuas.
Txoj kev ua dab tsi yog S960QL raug?
S960QL dhau los ua quenching thiab tempering (Q&T) ua. quenching hardens cov hlau, thaum tempering relieves sab hauv thiab txhim kho toughness. Cov txheej txheem no sib npaug lub zog thiab ductility, qhov tseem ceeb rau siab -kev ua tau zoo ntawm kev siv.
Puas yog S960QL weldable?
Yog lawm, S960QL yog weldable, tab sis cov txheej txheem tsim nyog yuav tsum tau ua. Preheating thiab post-weld heat treatment (PWHT) yog pom zoo kom tiv thaiv kom txhob txias tawg. Siv cov khoom siv qis- hydrogen welding consumables los tswj nws cov khoom siv tom qab vuam.
Dab tsi yog cov tshuaj tseem ceeb ntawm S960QL?
Cov khoom tseem ceeb muaj xws li carbon (C Tsawg dua lossis sib npaug li 0.20%), manganese (Mn Tsawg dua lossis sib npaug li 1.80%), silicon (Si Tsawg dua lossis sib npaug li 0.60%), thiab cov ntsiab lus alloying xws li chromium, molybdenum, thiab nickel. Cov ntsiab lus no txhim kho nws lub zog, toughness, thiab hardenability thaum kho cua sov.
Dab tsi yog daim ntawv thov ntawm S960QL?
S960QL feem ntau yog siv rau hauv cov khoom hnyav- cov khoom siv ua haujlwm: crane booms, mining machinery, offshore platforms, thiab high -nce steel structures. Nws kuj haum rau cov tsheb tub rog thiab cov hlab ntsha siab uas xav tau lub zog siab - rau - qhov hnyav piv.
Dab tsi yog qhov siab tshaj plaws thickness ntawm S960QL muaj?
S960QL muaj nyob rau hauv thicknesses txog 150 hli, nyob ntawm manufacturers. Cov phaj tuab tuaj yeem xav tau kev kho cua sov kom paub meej tias cov khoom siv sib xws ntawm tus ntoo khaub lig-section, kev sib ntsib ua haujlwm- cov kev cai tshwj xeeb.
Dab tsi yog lub zog tensile ntau ntawm S960QL?
Nws lub zog tensile yog li ntawm 1050 txog 1200 MPa. Qhov no ua kom cov hlau tuaj yeem tiv taus lub zog tensile siab yam tsis muaj deformation lossis tsis ua haujlwm, ua rau nws zoo tagnrho rau kev thauj khoom -cov kabmob hauv cov chaw ua haujlwm hnyav.
S960QL puas xav tau preheating ua ntej vuam?
Yog lawm, preheating yog tsim nyog rau S960QL vuam. Qhov pom zoo preheating kub yog 80-150 degree, nyob ntawm thickness. Preheating txo qhov cua txias, tiv thaiv kev tsim martensite thiab txias tawg hauv thaj tsam weld.
Dab tsi yog qhov cuam tshuam toughness ntawm S960QL?
S960QL muaj kev cuam tshuam zoo heev, feem ntau Ntau dua lossis sib npaug li 40 J ntawm -20℃(Charpy V-notch test). Qhov no ua kom nws tiv taus cov pob txha tawg hauv qhov chaw qis qis, tsim nyog rau kev siv sab nraum zoov thiab sab nrauv.