S690QL VS SM570: Kev sib piv zoo ntawm High-Strength Steel Phaj

S690 qwyog lub siab -lub zog steel nrog qhov tsawg kawg nkaus tawm lub zog ntawm 690 MPa, thaum SM570 muaj qhov qis qis qis qis ntawm 570 MPa.S690QL yog lub siab -lub zog, qis- alloy steel uas siv cov txheej txheem quenched thiab tempered, ua rau nws haum rau hnyav- cov ntawv thov uas qhov hnyav txo yog qhov tseem ceeb. SM570 yog ib lub siab - tensile structural steel nrog cov khoom uas ua tau raws li qhov yuav tsum tau ua ntawm cov txheej txheem Japanese JIS G3106.

S690QL yog lub siab - lub zog quenched thiab tempered structural steel uas ua raws li EN 10025-6 tus qauv. Nws muaj cov khoom siv kho tshuab zoo heev, ua rau nws tsim nyog rau cov ntawv thov hauv kev lag luam xws li kev tsim kho, mining, thiab cov tshuab hnyav.

Thickness:Muaj nyob rau hauv ntau yam thicknesses, feem ntau ntawm 1 hli mus rau 150 hli.

Dav: Feem ntau muaj dav dav yog los ntawm 1100 hli mus rau 6000 hli.

Ntev: Ntev feem ntau yog li ntawm 2000 hli mus rau 15000 hli.

Nov yog cov ntsiab lus tseem ceeb ntawm S690QL:

S690QL High Strength Sheet Hlau Chemical Muaj pes tsawg leeg:

S690QL High Strength Structural steel Mechanical zog:

Neeg Tseem Nrhiav

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JISSM570 steel phajyog siab zog carbon steel. SM570 steel muaj qis carbon sib npaug thiab zoo txias tsim cov cuab yeej. SM570 steel qib sib npaug yogTSI 52-3, A572 Gr.50, EN S355JRthiab lwm yam. BBN steel yog ib lub npe nrov JIS SM570 steel phaj lwm tus neeg nyob hauv Suav teb.

Txuj: JIS G3106 (Nyiv)

Qib: SM570 ("SM" qhia txog cov txheej txheem dov steel; "570" qhia qhov tsawg kawg nkaus tensile zog hauv MPa).

Daim ntaub ntawv: Lub tshuab hnyav, kev tsim kho, txuas hniav, crane Cheebtsam, thiab lwm yam siab -lub zog welded qauv.

Tshuaj muaj pes tsawg leeg

Mechanical Properties

• Cov yam ntxwv tseem ceeb:

High Tensile Strength: Zoo tagnrho rau dynamic lossis cuam tshuam -cov qauv thauj khoom (xws li crane booms, excavator caj npab).

Zoo Toughness: xaiv tau qis- ntsuas qhov kub thiab txias (piv txwv li, -20 degree) rau cov ntawv thov hauv cheeb tsam txias.

Kev kho cua sov

Tus me nyuam qhov xwm txheej: Feem ntau muab nyob rau hauv kub -rolled los yog normalized xeev.

Normalizing: Txhim kho homogeneity thiab machinability.

Quenching & Tempering (Q&T): Yeem rau lub zog siab dua (kev txiav txim siab).

Weldability

• Cov lus qhia:

Siv tsawg-hydrogen electrodes (piv txwv li, JIS Z3211 E7016) los tiv thaiv hydrogen-induced cracking.

Tom qab-weld heat treatment (PWHT) tsis tshua xav tau tshwj tsis yog tias tau teev tseg rau cov ntu tuab.

Corrosion Resistance & Surface Protection

Corrosion Resistance: SM570 tsis muaj qhov cuam tshuam corrosion.

Txoj kev tiv thaiv: Painting: Epoxy zinc-nplua nuj primer + polyurethane topcoat (rau sab nraum zoov raug).

Kub-Dip Galvanizing: Pom zoo rau ib puag ncig hnyav (piv txwv li, cov choj ntug hiav txwv).

Kev Npaj Nto: Sandblasting (Sa2.5 qib) txhawm rau txhim kho txheej adhesion.

• Xaiv S690QL Thaum twg:

Ua haujlwm kub Tsawg dua lossis sib npaug li -20 degree

Yuav tsum muaj kev nyab xeeb siab thiab ua haujlwm ntev

Lub teeb yuag tsim yog caum qab (piv txwv li, mobile machinery, nkoj)

Load yog qhov siab heev thiab qhov chaw tsim khoom yog txwv

Cov phiaj xwm hauv cheeb tsam txias heev (piv txwv li, Northern Europe, Siberia)

• Xaiv SM570 Thaum twg:

Kev pabcuam ib puag ncig thaj tsam ntawm chav tsev kub txog -5 degree

Lub zog yuav tsum tau txaus siab ntawm 570MPa qib

Cov peev nyiaj tsawg tab sis lub zog siab tseem xav tau

Pa engineering yam tsis xav tau quenching thiab tempering

Cov phiaj xwm ua raws li cov qauv Japanese lossis nrog Japanese-cov khoom siv taw qhia

Tau txais kov

Ntxiv rau S690Q Steel Phaj, GNEE Steel tseem muab ntau yam siab - lub zog steel daim hlau, xws li A514 Qib F, A572 Qib 50, A588 Qib A, S355JR, S690Q, SS400, S690QL, Q345B, Q345B, lwm yam steel phaj xav paub ntxiv koj tuaj yeem hu rau kev sab laj tus xovtooj ntawm +8615824687445 lossis xa email raualloy@gneesteelgroup.com. Koj tuaj yeem sab laj nrog peb, thiab peb txaus siab los teb koj cov lus nug.

FAQ

Qhov txawv ntawm S690Q thiab S690QL yog dab tsi?

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.

Cov khoom siv qib S690QL yog dab tsi?

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.

S690 qib steel yog dab tsi?

S690 high yield & fine grain steel phaj yog lub zog siab, quenched thiab tempered zoo -grain structural steel. Cov qauv hlau S690 yog siv rau hauv cov qauv uas yuav tsum tiv taus cov khoom hnyav heev. Qib no yog tsim los rau cov qauv uas kev txuag qhov hnyav yog qhov tseem ceeb.

Dab tsi yog qhov sib npaug ntawm S690 steel?

Kwv yees qhov sib npaug
ASTM A514, EN 10149-2 Qib S700MC, AS / NZS 3579 Qib 700, AM 700, Bisalloy 80.

Tus nqi ntawm S690QL cov khoom yog dab tsi?

S690QL High Strength Steel Phaj, Thickness: 5mm txog 150mm ntawm 5,600-13,500 CNY ib tonne (kwv yees . 5.6-13.5 CNY ib kilogram) / 440-900 USD ib tonne (kwv yees . 0.44-0.90 USD ib kilogram))

Lub hardness ntawm S690 QL steel yog dab tsi?

S690QL steel stockholders thiab lwm tus neeg. S690QL yog quenched thiab tempered siab zog steel nkag rau hauv tag nrho daim hlau los yog txiav daim nrog xa mus rau tag nrho cov UK. Nrog nws cov txiaj ntsig siab ntawm qhov tsawg kawg nkaus 690MPa nws muaj lub zog zoo dua li cov qauv carbon steel qib.

Dab tsi yog kev siv lub zog siab S690 steel hauv kev tsim kho?

Lub zog siab S690 steels muaj lub zog zoo heev -rau - tus kheej - qhov hnyav piv, thiab lawv muaj txiaj ntsig zoo los siv rau hauv cov qauv hnyav hnyav. Cov ntawv thov ib txwm muaj xws li pawg thiab kab hauv tsev thiab txhawb cov tswv cuab hauv cov choj.

Dab tsi yog qhov txawv ntawm S890QL thiab S690QL?

S690QL, S890QL, thiab S960QL yog tag nrho cov dej quenched thiab tempered steels uas ua raws li EN10025: 6: 2004 specification. Cov hlau uas muaj zog heev no muaj qhov tsawg kawg nkaus tawm lub zog ntawm 690 MPa, 890 MPa, thiab 960 Mpa feem, ua rau lawv zoo tagnrho rau kev siv hauv kev thauj mus los.

Qhov txawv ntawm S700MC thiab S690ql yog dab tsi?

S700MC Steel yog ib qho ntawm cov qauv steel phaj tsim tshwj xeeb tshaj yog rau cov ntawv thov uas yuav tsum tau muaj zog yield zog. Lawv yog siv rau ntau daim ntawv thov load bearing. Lub S690ql yog cov hlau tsis tshua muaj hlau uas muaj zog thiab tuaj nrog kev sib txuas zoo.

Lub zog ntawm s690 steel yog dab tsi?

690 MPa ua.

Tawm lub zog ntawm 690 MPa. Siv nyob rau hauv cov qauv bearing hnyav hnyav, xws li txuas hniav, offshore drilling rigs thiab cov tsev, nrog rau cov khoom siv hnyav thiab cranes.

SM570 steel sib npaug li cas?

SM570 steel qib sib npaug yogST52-3, A572 Gr. 50, EN S355JRthiab lwm yam. BBN steel yog ib lub npe nrov JIS SM570 steel phaj lwm tus neeg nyob hauv Suav teb. JIS SM570 steel phaj muaj qhov tsis tshua muaj txiaj ntsig thiab lub zog tensile thiab feem ntau yog muab rau hauv qhov qub lossis tswj cov khoom xa tuaj.

Lub zog tawm los ntawm SM570 yog dab tsi?

Dab tsi yog cov yam ntxwv ntawm SM570?

SM570 muaj cov khoom siv zoo heev nrogsiab tensile zog, yield zog thiab elongation. Tshwj xeeb, lub zog tensile ntawm SM570 yog nyob nruab nrab ntawm 1100-1300 MPa, lub zog tawm los ntawm 800-900 MPa, thiab elongation yog nyob nruab nrab ntawm 18% -25%