S690 qwyog lub siab -lub zog, quenched thiab tempered structural steel. Nws muaj npe nrov rau nws lub zog tensile thiab toughness, ua rau nws haum rau hnyav - daim ntawv thov. Tus "S" sawv cev rau cov qauv hlau, "690" sawv cev rau qhov tsawg kawg nkaus tawm lub zog hauv megapascals (MPa), thiab "QL" qhia tias cov khoom siv tau zoo, nrog rau qhov zoo heev qis - kub toughness.
S690QL steel phaj yog siab -lub zog, quench- thiab - tempered structural steels rau daim ntawv thov uas yuav tsum tau superior txhua yam khoom. Lawv muaj qhov tsawg kawg nkaus lub zog ntawm 690MPa thiab pom zoo weldability thiab formability piv rau cov qauv me me steel qib. Lub zog muaj zog ntau dua thiab muaj zog zoo ua rau lawv zoo- haum rau kev tsim khoom dav dav thiab thauj khoom- cov kabmob hauv cov chaw tsim kho uas lawv tuaj yeem raug kev ntxhov siab ntau. Tsis tas li ntawd, cov phiaj no muaj kev tiv thaiv corrosion zoo heev vim tias lawv lub npe hu ua 'weathering' qib cov yam ntxwv, uas tso cai rau lawv tiv taus cov huab cua hnyav xws li los nag, daus thiab pos huab yam tsis poob lawv txoj kev ncaj ncees los yog qhia txog kev degradation. Zuag qhia tag nrho, lawv muab cov txiaj ntsig zoo rau cov nyiaj los ntawm ib txhij ua kom muaj zog heev tsis tau raug nqi- siv tau!
S690QL - Tshuaj muaj pes tsawg leeg
| Element | Tus nqi% | Element | Tus nqi% |
| C | 0.20 | Cu | 0.50 |
| Si | 0.80 | Mo | 0.70 |
| Mn | 1.70 | Nb* | 0.06 |
| P | 0.025 | Ni | 2.0 |
| S | 0.015 | Ti* | 0.05 |
| N | 0.015 | V* | 0.12 |
| B | 0.0050 | Zr* | 0.15 |
| Cr | 1.50 |
S690QL - Mechanical Properties
| Lub npe | Mechanical Properties (ambient kub) | |||||||
| Lub npe hlau | Hlau Number | Min. Yield zog Reh MPa | Tensile zog Rm MPa | Min. % elongation tom qab tawg | ||||
| Nominal thickness (hli) | Nominal thickness (hli) | |||||||
| Ntau dua lossis sib npaug li 3 Tsawg dua lossis sib npaug rau 50 | Ntau dua lossis sib npaug li 50 Tsawg dua lossis sib npaug rau 100 | Ntau dua lossis sib npaug li 100 Tsawg dua lossis sib npaug rau 150 | Ntau dua lossis sib npaug li 3 Tsawg dua lossis sib npaug rau 50 | Ntau dua lossis sib npaug li 50 Tsawg dua lossis sib npaug rau 100 | Ntau dua lossis sib npaug li 100 Tsawg dua lossis sib npaug rau 150 | |||
| S690 qw | 1.8931 | 690 | 650 | 630 | 770/940 | 760/930 | 710/900 | 14 |
S690QL - V Notch Impact Testing
| Qib | Sample Orientation | @ 0 degree | @-20 degree | @-40 degree | @-60 degree |
| S690 qw | Ntev | 50 J | 40 J | 30 J | ¨C¨C |
| Hla | 35 J | 30 J | 27 J | ¨C¨C |
Cov cheeb tsam thov tseem ceeb
Tsheb thauj mus los hnyav
S690QL yog dav siv nyob rau hauv bulldozers, pob tseg tsheb, articulated haulers, trailer ncej, thiab tshwj xeeb tsheb. Nws lub zog siab tso cai rau cov neeg tsim qauv kom txo cov phaj tuab thaum tuav cov txheej txheem kev ncaj ncees, uas ua rau txo lub tsheb hnyav, ua kom muaj peev xwm them taus, thiab txhim kho roj efficiency. Qhov no ua rau nws muaj txiaj ntsig tshwj xeeb nyob rau hauv ntev - tsheb thauj mus los thiab tawm - txoj kev tsheb thauj mus los qhov twg txhua kilogram khaws cia ncaj qha txhais ua kev ua tau zoo dua thiab txo nqi khiav haujlwm.
Lifting & Kev tsim khoom siv
Cov hlau yog qhov kev xaiv zoo tshaj plaws rau crane booms, jibs, forklift thav duab, hydraulic caj npab, thiab kev txhawb nqa rau cov tshuab loj loj. Nws kev sib xyaw ua ke ntawm lub zog muaj zog thiab zoo toughness ua kom ntseeg tau kev ua tau zoo nyob rau hauv dynamic thiab cyclic loads, thaum nws txo qhov hnyav pab txhim kho lifting peev thiab maneuverability. Cov yam ntxwv no yog qhov tseem ceeb hauv kev tsim kho qhov chaw uas cov cuab yeej siv yuav tsum ua haujlwm nyab xeeb thiab ua tau zoo nyob rau hauv cov khoom hnyav thiab hnyav.
Cov qauv hlau
Hauv kev tsim vaj tsev hauv pej xeem, S690QL yog siv rau cov khoom tseem ceeb hauv kev txuas hniav, siab -cov tsev nce siab, chaw ntau pob, thiab cov chaw sab nrauv. Nws lub zog siab ua rau cov engineers tsim cov qauv nrog kev txhawb nqa tsawg dua thiab ntev dua, ua rau muaj qhov chaw qhib thiab hloov tau yooj yim. Qhov no tsis tsuas yog txo qhov hnyav tag nrho ntawm cov qauv tab sis kuj txo cov khoom siv thiab cov nqi tsim kho, ua rau nws muaj txiaj ntsig zoo rau cov phiaj xwm loj -.
Tshuab Tsev
S690QL feem ntau ua haujlwm nyob rau hauv kev tsim cov thav duab thiab cov khoom siv rau cov tshuab ua haujlwm uas yuav tsum muaj kev qaug zog thiab kev ntxhov siab. Nws lub peev xwm los tiv thaiv kev rov ua dua thiab hnyav ua haujlwm ib puag ncig ua kom lub zog ruaj khov thiab kev ntseeg siab ntawm cov cuab yeej siv, txo cov kev xav tau ntawm kev tu thiab ncua kev pab cuam lub neej. Qhov no ua rau nws haum rau ntau yam kev siv, los ntawm hnyav- lub luag haujlwm ntau lawm tshuab mus rau precision industrial systems.
Mining & Fais fab
Cov hlau kuj tseem siv rau hauv cov cuab yeej siv mining, cov qauv tsim hluav taws xob, thiab qee yam ntawm cov hlab ntsha siab. Nws lub zog siab thiab tawv ua rau nws zoo- haum rau kev tiv thaiv cov xwm txheej hnyav uas pom hauv kev ua haujlwm mining thiab cov chaw tsim hluav taws xob, uas cov cuab yeej raug cuam tshuam rau qhov hnyav, cov khoom siv abrasive, thiab siab - ib puag ncig siab. Qhov kev ntseeg siab no yog qhov tseem ceeb rau kev ua kom muaj kev nyab xeeb thiab ua haujlwm ntawm cov txheej txheem tseem ceeb 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 sib npaug rau S690QL steel?
ASTM A514, EN 10149-2 Qib S700MC, AS / NZS 3579 Qib 700, AM 700, Bisalloy 80.
Dab tsi yog qib S690QL khoom?
S690QL yog lub zog siab quenched thiab tempered steel qib uas ua raws li cov lus qhia steel EN 10025. Qhov kev xaiv S690QL yog hais txog qhov tsawg kawg nkaus yield zog ntawm 690 MPa.
Dab tsi ntawm cov hlau yog S690?
S690 QL yog qib siab yield steel qib ua raws li EN 10025: 6: 2004. Cov khoom siv los kho cua sov siv cov txheej txheem quench thiab temper thiab muaj cov khoom zoo bending thiab vuam.
Dab tsi yog qhov txawv ntawm S690Q thiab S690QL?
S690Q: Yam tsawg kawg nkaus toughness kuaj ntawm -20℃(30J nruab nrab). → Hom Kev Siv: Cranes nyob rau hauv huab cua sov, cov khoom siv hauv av. S690QL: Muaj ntawv pov thawj rau -40℃thiab qis dua (Ntau dua lossis sib npaug rau 40J cuam tshuam toughness). → Kev siv tseem ceeb: Arctic pipelines, offshore platforms, mining tsheb hauv Siberia.
Tus nqi ntawm S690ql yog dab tsi?
₹ 130/KgS690 QL phaj yog siab - lub zog, quenched, thiab tempered steel phaj tsim los siv rau hauv cov qauv siv uas xav tau lub zog siab thiab zoo heev toughness.
Tus nqi ntawm kev siv S690QL piv rau kev siv cov ntu tuab ntawm qis dua - lub zog steel li cas?
Thaum S690QL muaj cov khoom siv ntau dua rau ib chav tsev hnyav, nws lub zog siab tso cai rau kev siv cov ntu nyias, uas tuaj yeem ua rau tag nrho cov nqi txuag hauv kev tsim, kev thauj mus los, thiab sib dhos rau qhov hnyav - cov qauv rhiab heev.
Vim li cas thiaj xav tau preheating feem ntau thaum vuam S690QL?
Preheating feem ntau yuav tsum tau ua kom txo tau qhov cua txias hauv qhov cua sov- thaj tsam cuam tshuam (HAZ), yog li txo qhov kev pheej hmoo ntawm kev ua kom tawv thiab txias tawg, tshwj xeeb tshaj yog nyob rau hauv cov ntu tuab lossis thaum siv cov txheej txheem siab - hydrogen vuam.
S690QL yog dab tsi?
S690QL feem ntau yog siv rau hauv cov cuab yeej nqa hnyav (xws li, crane booms), cov qauv hauv ntug dej hiav txwv, cov tshuab mining, kev txhawb nqa hydraulic, thiab lwm yam hnyav -rhiab lossis siab - thauj khoom cov qauv.
S690QL piv rau S690Q li cas?
S690QL tau txhim kho qis-kub toughness piv rau S690Q. Qhov kev xaiv "L" qhia txog kev cuam tshuam zoo dua ntawm qhov kub thiab txias, ua rau S690QL haum rau qhov chaw txias.
S690QL piv rau S355JR li cas?
S690QL muaj lub zog muaj zog ntau dua li S355JR (690 MPa vs. nyob ib ncig ntawm 355 MPa), tso cai rau kev txo qhov hnyav hauv cov qauv, tab sis nws yuav tsum tau ceev faj ntau dua vuam thiab tsim vim nws lub zog siab dua thiab qis dua ductility.