Zoo Siab En 10219 S235jrh

Kev Piav Qhia Luv:

Peb cov khoom ua raws li cov qauv European thiab yog txias tsim, tsis tas yuav kho cua sov tom qab, ua kom muaj zog thiab ruaj khov zoo heev. Qib S235JRH paub txog nws qhov kev sib txuas zoo heev thiab kev ua tau zoo, ua rau nws zoo tagnrho rau cov ntawv thov kev tsim kho qhov twg kev ntseeg siab thiab kev ua tau zoo yog qhov tseem ceeb.

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Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

Khoom Siv Kho Tshuab

qib hlau	lub zog tsawg kawg nkaus Mpa		Lub zog tensile		Qhov ntev tsawg kawg nkaus %	Lub zog cuam tshuam tsawg kawg nkaus J
qib hlau	Qhov tuab uas tau teev tseg mm		Qhov tuab uas tau teev tseg mm		Qhov tuab uas tau teev tseg mm	ntawm qhov kub thiab txias ntawm
	<16	> 16≤40	<3	≥3≤40	≤40	-20 ℃	0℃	20 ℃
S235JRH	235	225	360-510	360-510	24	-	-	27
S275J0H	275	265	430-580	410-560	20	-	27	-
S275J2H	275	265	430-580	410-560	20	27	-	-
S355J0H	365	345	510-680	470-630	20	-	27	-
S355J2H						27	-	-
S355K2H						40	-	-

Cov Tshuaj Lom Zem

Qib hlau		Hom de-oxidation a	% los ntawm pawg, siab tshaj plaws
Lub npe hlau	Tus lej hlau	C	C	Si	Mn	P	S	Nb
S235JRH	1.0039	FF	0,17	—	1,40	0,040	0,040	0.009
S275J0H	1.0149	FF	0,20	—	1,50	0,035	0,035	0,009
S275J2H	1.0138	FF	0,20	—	1,50	0,030	0,030	—
S355J0H	1.0547	FF	0,22	0,55	1,60	0,035	0,035	0,009
S355J2H	1.0576	FF	0,22	0,55	1,60	0,030	0,030	—
S355K2H	1.0512	FF	0,22	0,55	1,60	0,030	0,030	—
a. Txoj kev deoxidation yog raws li nram no: FF: Cov hlau uas tua tag nrho uas muaj cov khoom sib txuas nrog nitrogen txaus kom sib txuas nrog nitrogen tau (piv txwv li tsawg kawg 0,020% tag nrho Al lossis 0,015% soluble Al). b. Tus nqi siab tshaj plaws rau nitrogen tsis siv yog tias cov tshuaj lom neeg qhia tias muaj tsawg kawg nkaus Al tag nrho cov ntsiab lus ntawm 0,020% nrog qhov tsawg kawg nkaus Al/N piv ntawm 2:1, lossis yog tias muaj lwm cov ntsiab lus N-binding txaus. Cov ntsiab lus N-binding yuav tsum tau sau tseg rau hauv Daim Ntawv Tshuaj Xyuas.

Kev Ntsuas Hydrostatic

Txhua qhov ntev ntawm cov yeeb nkab yuav tsum tau kuaj los ntawm tus neeg tsim khoom kom muaj lub zog hydrostatic uas yuav tsim cov kev ntxhov siab hauv phab ntsa yeeb nkab tsis pub tsawg dua 60% ntawm qhov tsawg kawg nkaus ntawm qhov kub thiab txias. Lub zog yuav tsum txiav txim siab los ntawm cov qauv hauv qab no:
P=2St/D

Kev Hloov Pauv Uas Tso Cai Hauv Qhov Hnyav thiab Qhov Ntev

Txhua qhov ntev ntawm cov yeeb nkab yuav tsum tau ntsuas sib cais thiab nws qhov hnyav yuav tsum tsis txhob hloov ntau tshaj 10% dhau lossis 5.5% qis dua nws qhov hnyav theoretical, xam siv nws qhov ntev thiab nws qhov hnyav ib chav ntev.
Lub sab nraud txoj kab uas hla yuav tsum tsis txhob hloov ntau dua ± 1% ntawm qhov teev tseg nominal sab nraud txoj kab uas hla
Phab ntsa tuab ntawm txhua qhov chaw yuav tsum tsis pub ntau tshaj 12.5% nyob rau hauv qhov tuab ntawm phab ntsa uas tau teev tseg

Kev Taw Qhia Txog Khoom

Qhia txog peb cov khoom lag luam zoo tshaj plaws ntawm EN 10219 S235JRH txias tsim vuam cov qauv hollow tsim los ua kom tau raws li cov kev cai nruj ntawm kev tsim kho niaj hnub thiab cov haujlwm engineering. Peb cov qauv hollow sections muaj nyob rau hauv cov qauv puag ncig, square thiab rectangular, kom ntseeg tau tias muaj kev hloov pauv thiab kev hloov pauv rau ntau yam kev siv.

Peb liEN 10219 S235JRHCov seem hollow yog qhov zoo tagnrho rau ntau yam kev siv suav nrog kev tsim kho, kev tsim kho vaj tse thiab kev tsim khoom. Txawm hais tias koj tab tom nrhiav cov khoom siv txhim khu kev qha rau qhov project tshiab lossis xav tau cov khoom siv rau cov tshuab kev lag luam, peb cov khoom zoo yuav muab rau koj lub zog thiab kev ruaj khov uas koj xav tau.

Qhov zoo ntawm cov khoom

Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm S235JRH hlau yog nws qhov kev sib txuas zoo heev, ua rau nws zoo tagnrho rau ntau yam kev siv hauv kev tsim kho. Nws cov yam ntxwv txias-formable tso cai rau nws kom muaj qhov ntev meej thiab cov nplaim du uas tuaj yeem txhim kho qhov zoo nkauj ntawm cov qauv.

Tsis tas li ntawd xwb, cov khoom siv muaj lub zog tensile zoo thiab ductility, muab kev txhawb nqa tsim nyog rau cov ntawv thov load-bearing.

Qhov Tsis Zoo ntawm Khoom

Txawm hais tias S235JRH tsim nyog rau ntau yam kev siv hauv kev tsim kho, nws yuav tsis ua haujlwm zoo hauv qhov kub thiab txias heev lossis cov xwm txheej corrosive. Nws cov khoom siv kho tshuab yuav raug cuam tshuam los ntawm cov yam no, uas ua rau nws tsis ruaj khov dhau sijhawm.

Qhov kev vam khom rau cov txheej txheem tsim khoom txias yuav txwv qhov tuab ntawm cov khoom tsim tawm, uas tuaj yeem ua rau muaj qhov tsis zoo rau qee qhov kev siv hnyav.

Cov Lus Nug Feem Ntau

Q1. EN 10219 S235JRH yog dab tsi?

EN 10219 yeeb nkabyog tus qauv European uas piav qhia txog cov lus qhia rau cov khoom siv vuam txias. Nws yog siv dav hauv kev lag luam kev tsim kho vim nws cov khoom siv kho tshuab zoo heev thiab kev vuam tau zoo.

Q2. Cov txiaj ntsig ntawm kev siv S235JRH yog dab tsi?

S235JRH hlau muaj lub zog siab, ductility zoo thiab weldability zoo heev, tsim nyog rau ntau yam kev siv qauv. Nws cov khoom txias-forming kuj tso cai rau qhov loj me meej thiab txo qhov hnyav.

Q3. S235JRH siv rau cov ntawv thov twg?

Cov khoom siv no feem ntau siv rau hauv kev tsim kho cov tsev, cov choj, thiab lwm yam qauv uas lub zog thiab kev ntseeg tau yog qhov tseem ceeb.

Q4. Kuv yuav ua li cas thiaj paub tseeb tias kuv tau txais S235JRH zoo?

Ua haujlwm nrog tus neeg muag khoom uas muaj npe nrov, xws li peb lub Hoobkas hauv Cangzhou, ua kom koj tau txais cov khoom uas ua tau raws li cov kev cai nruj ntawm EN 10219 tus qauv.

Yav dhau los: Cov Yeeb Nkab Hlau Uas Ruaj Khoov

Tom ntej no: Kev Xaiv Cov Qauv Welded Txias Uas Txhim Khu Kev Ntseeg Tau

Sau koj cov lus ntawm no thiab xa tuaj rau peb