DIN 17155 13CrMo44 Mild Carbon Steel Sheet

13CrMo44 steel phaj yog siv dav siv hlau hlau paub txog nws cov khoom tshwj xeeb thiab lub cev. Hom hlau no feem ntau raug xaiv rau kev siv hauv ntau qhov kev lag luam, tshwj xeeb tshaj yog nyob rau hauv kev tsim cov boilers, cov hlab ntsha siab, thiab lwm yam khoom uas yuav tsum tau muaj zog thiab tsis kam mus rau qhov kub thiab txias.

Tshuaj muaj pes tsawg leeg:
Cov tshuaj muaj pes tsawg leeg ntawm 13CrMo44 steel phaj yog ib qho tseem ceeb ntawm kev cuam tshuam nws cov khoom. Nws feem ntau muaj cov pa roj carbon (C) hauv thaj tsam ntawm 0 08% rau 0.18%. Silicon (Si) yog tam sim no nyob rau hauv ib tug npaum li ntawm 0.1{{10}}% mus rau 0.35%, uas pab txhim kho cov hlau fluidity thaum lub sij hawm casting thiab txhim khu nws. oxidation tsis kam. Manganese (Mn), nrog rau cov ntsiab lus ntawm 0.40% rau 1.0%, pab txhawb rau hardenability thiab lub zog ntawm cov hlau. Phosphorus (P) txwv tsis pub ntau tshaj 0.035% kom tsis txhob brittleness thiab txo cov ductility ntawm cov hlau. Sulfur (S) kuj raug txwv tsis pub ntau tshaj 0.03% los tiv thaiv kub luv luv thiab txhim kho weldability. Chromium (Cr) yog ib qho tseem ceeb alloying ntsiab, tam sim no nyob ib ncig ntawm 0.70% mus rau 1.10%, uas ho txhim khu cov hlau hardness, hnav tsis kam, thiab corrosion kuj. Molybdenum (Mo), feem ntau ntawm 0.40% mus rau 0.60%, txhim kho qhov kub thiab txias zog thiab creep tsis kam ntawm cov hlau.

Mechanical Properties:
Cov khoom siv ntawm 13CrMo44 steel phaj yog qhov tseem ceeb rau nws daim ntawv thov. Lub zog tensile feem ntau yog li ntawm 440 txog 590 MPa, qhia tias nws muaj peev xwm tiv taus rub tawm tsis muaj pob txha. Lub zog tawm los yog kwv yees li 295 MPa, sawv cev rau qhov kev ntxhov siab uas cov hlau pib deform plastically. Lub elongation tom qab tawg yog nyob ib ncig ntawm 22%, cuam tshuam cov ductility ntawm cov khoom. Lub hardness ntawm 13CrMo44 steel phaj tuaj yeem sib txawv nyob ntawm cov txheej txheem kev kho cua sov, tab sis nws feem ntau nyob rau hauv thaj tsam ntawm 170 txog 220 HB.

Cov Khoom Kub Kub Kub:
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm 13CrMo44 steel phaj yog nws qhov kev ua tau zoo ntawm qhov kub thiab txias. Nws tuaj yeem tuav nws lub zog thiab ruaj khov ntawm qhov kub siab, ua rau nws tsim nyog rau kev siv hauv boilers thiab cov hlab ntsha siab uas ua haujlwm nyob rau hauv cov xwm txheej zoo li no. Lub creep kuj, uas yog lub peev xwm los tiv thaiv gradual deformation nyob rau lub sij hawm ntawm qhov kub thiab txias, yog ib qho khoom tseem ceeb. Tsis tas li ntawd, oxidation kuj pab tiv thaiv cov hlau los ntawm deteriorating thaum raug kub-kub oxidizing ib puag ncig.

Weldability:
Lub weldability ntawm 13CrMo44 steel phaj yog qhov tseem ceeb hauv kev tsim cov txheej txheem. Nrog cov txheej txheem vuam kom zoo thiab cov ntaub ntawv muab tub lim, nws tuaj yeem ua tiav welded los tsim cov qauv nyuaj. Txawm li cas los xij, kev ceev faj yuav tsum tau ua kom ntseeg tau tias cov khoom siv hluav taws xob thaum lub sij hawm vuam tsis cuam tshuam rau cov khoom ntawm cov khoom siv hauv paus thiab thaj chaw vuam.

Corrosion Resistance:
Txawm hais tias tsis muaj corrosion-resistant zoo li qee cov hlau tsis muaj steel, 13CrMo44 steel phaj muaj qee qhov kev tiv thaiv corrosion nyob rau hauv ib puag ncig kev lag luam. Txawm li cas los xij, nyob rau hauv ntau corrosive tej yam kev mob, ntxiv tiv thaiv coatings los yog nto kev kho mob tej zaum yuav tsum tau txhim khu nws corrosion kuj.

Impact Resistance:
Qhov cuam tshuam tsis zoo ntawm 13CrMo44 steel phaj yog qhov tseem ceeb, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov uas cov khoom yuav raug cuam tshuam los yog cuam tshuam. Nws muaj qee lub peev xwm los nqus lub zog thiab tiv thaiv kev puas tsuaj nyob rau hauv tej yam kev mob.

Fatigue Resistance:
Nyob rau hauv cov khoom uas raug rau cyclic loading, qaug zog tsis kam ntawm 13CrMo44 steel phaj yog qhov tseem ceeb. Nws tuaj yeem tiv taus qhov kev ntxhov siab ntau ntxiv yam tsis muaj qhov ua tsis tiav ntxov, ua kom lub neej ntev thiab kev ntseeg siab ntawm cov qauv.

Thermal conductivity thiab nthuav dav:
Lub thermal conductivity ntawm 13CrMo44 steel phaj cuam tshuam rau nws lub peev xwm hloov hluav taws xob, thaum nws cov coefficient ntawm thermal expansion cuam tshuam qhov seem stability thaum raug kub hloov.

Hauv kev xaus, qhov kev ua tau zoo ntawm 13CrMo44 steel phaj ua rau nws muaj txiaj ntsig zoo hauv ntau daim ntawv thov kev lag luam. Kev nkag siab txog cov kev txwv no yog qhov tseem ceeb rau cov engineers thiab cov neeg tsim qauv los xaiv cov khoom tsim nyog thiab cov khoom tsim uas tuaj yeem ua tau raws li cov kev cai tshwj xeeb ntawm cov haujlwm sib txawv. Kev sib xyaw ua ke ntawm nws cov khoom siv dag zog, kev ua haujlwm siab kub, thiab lwm yam khoom ua rau 13CrMo44 steel phaj ua lub luag haujlwm tseem ceeb hauv ntau yam kev lag luam, ua rau muaj kev nyab xeeb thiab kev ntseeg siab ntawm cov khoom siv thiab cov qauv.

Thov nco ntsoov tias cov txiaj ntsig tshwj xeeb ntawm cov kev ua haujlwm no yuav txawv nyob ntawm cov txheej txheem tsim khoom, kev kho cua sov, thiab lwm yam. Nws yog ib txwm pom zoo kom xa mus rau cov khoom siv tshwj xeeb muab los ntawm cov chaw tsim khoom lossis cov qauv tsim nyog rau cov ntaub ntawv raug thiab cov ncauj lus kom ntxaws.

Cim npe nrov: din 17155 13crmo44 me me carbon steel ntawv, Tuam Tshoj din 17155 13crmo44 me me carbon steel ntawv lwm tus neeg, hoobkas