Cov khoom siv dab tsi yog siv rau UIC54 Rail Production?

 

CovUAS 54 rail, dav lees paub tias yog 54E1 profile, yog ib qho hnyav - lub luag haujlwm kev tsim kho vaj tse tsim los tiv thaiv lub zog loj heev, kev sib txhuam tsis tu ncua, thiab lub nra hnyav. Qhov kev ua tau zoo tshaj plaws thiab kev ua neej nyob ntawm txoj kev tsheb ciav hlau no ncaj qha txiav txim siab los ntawm cov khoom siv metallurgical, lossis "cov ntaub ntawv qib," ntawm cov hlau siv hauv nws cov khoom.

 

Cov qauv kev tsheb ciav hlau niaj hnub, tshwj xeeb tshaj yog cov qauv European EN 13674-1 thiab classical UIC 860 tus qauv, txhais cov qib steel tshwj xeeb raws li lawv cov hardness, tensile zog, thiab tshuaj muaj pes tsawg leeg (xws li carbon, manganese, thiab chromium cov ntsiab lus). Rau UIC54 rails, cov khoom siv feem ntau muaj xws li:

 

 

Mechanical Property

Tshuaj muaj pes tsawg leeg

R260

Yield zog

Lub zog tensile

Elongation (min)

Hardness

C

Si

Mn

S

P

H ppm

Aw ppm

MPa / kg / mm²

Ntau dua lossis sib npaug li 880 MPa

10%

260-300 HB

0.62–0.80

0.15–0.58

0.70–1.20

Tsawg dua lossis sib npaug li 0.025

Tsawg dua lossis sib npaug li 0.025

Tsawg dua lossis sib npaug li 2.5

Tsawg dua los yog sib npaug li 20

R200

Yield zog

Lub zog tensile

Elongation (min)

Hardness

C

Si

Mn

S

P

H ppm

Aw ppm

MPa / kg / mm²

Ntau dua lossis sib npaug li 680 MPa

14%

200-240 HB

0.40–0.60

0.15–0.58

0.70–1.20

Tsawg dua lossis sib npaug li 0.025

Tsawg dua lossis sib npaug li 0.035

Tsawg dua los yog sib npaug 3

Tsawg dua los yog sib npaug li 20

R260Mn

Yield zog

Lub zog tensile

Elongation (min)

Hardness

C

Si

Mn

S

P

H ppm

Aw ppm

MPa / kg / mm²

Ntau dua lossis sib npaug li 880 MPa

10%

260-300 HB

0.55–0.75

0.15–0.60

1.30–1.70

Tsawg dua lossis sib npaug li 0.025

Tsawg dua lossis sib npaug li 0.025

Tsawg dua lossis sib npaug li 2.5

Tsawg dua los yog sib npaug li 20

R350 HT

Yield zog

Lub zog tensile

Elongation (min)

Hardness

C

Si

Mn

S

P

H ppm

Aw ppm

MPa / kg / mm²

Ntau dua lossis sib npaug li 1175 MPa

9%

350–390 HB

0.72–0.80

0.15–0.58

0.70–1.20

Tsawg dua lossis sib npaug li 0.025

Tsawg dua los yog sib npaug li 0.02

Tsawg dua lossis sib npaug li 2.5

Tsawg dua los yog sib npaug li 20

 

Vim li cas xaiv qhov raug qib ntawm cov khoom siv tsheb ciav hlau tseem ceeb heev?

 

Xaiv qhov raug qib ntawm cov khoom siv tsheb ciav hlau yog qhov tseem ceeb vim nws ncaj qha txiav txim siab txog kev nyab xeeb, kev lag luam muaj txiaj ntsig, thiab kev ua haujlwm ntawm txoj kab tsheb ciav hlau. Kev siv qib tsis raug tuaj yeem ua rau ua tsis tiav ntxov, muaj xwm txheej txaus ntshai, thiab cov nqi nce ntau heev.

 

Qhov tseem ceeb ntawm kev xaiv qhov raug qib ntawm cov khoom siv rail:

 

• Kev Nyab Xeeb & Kev Ntseeg:Lub tsheb ciav hlau yuav tsum tiv taus kev ntxhov siab loj yam tsis muaj kev tawg. Qib raug ua kom nws muaj txoj cai toughness los tiv thaiv kev cuam tshuam (tshwj xeeb tshaj yog nyob rau hauv huab cua txias) thiab lub zog los tiv thaiv cov kab nrib pleb los ntawm kev sib kis, tsis txhob muaj kev puas tsuaj loj.

 

• Economic Lifespan (Nyob & Tear):Ib txoj kev tsheb ciav hlau uas mos dhau rau qhov hnyav - txoj kab tsheb thauj mus los yuav poob sai sai, yuav tsum tau hloov ntau zaus thiab kim heev. Kev hnav kom raug- qib tiv thaiv txuas ntxiv txoj kev tsheb ciav hlau lub neej los ntawm xyoo, muab cov txiaj ntsig zoo dua ntawm kev nqis peev.

 

• Tiv thaiv Nto Fatigue:Cov qhab nia tsis raug ntawm qhov siab - nrawm lossis hnyav- cov kab thauj khoom tuaj yeem ua rau "dov hu rau qaug zog" (RCF)- cov kab nrib pleb me me uas ua rau muaj qhov tsis xws luag xws li kev kuaj xyuas lub taub hau lossis squats. Qhov no yuam kev sib tsoo kim los yog hloov ntxov ntxov.

 

• Sib piv cov kev xav tau ua haujlwm:

 

Vim li cas thiaj xaiv GNEE RAIL?

Raws li ib tug premier chaw tsim tshuaj paus thiab kev lag luam ntawm railway khiav ntaub ntawv,GNEE RAILyog nyob rau hauv pem hauv ntej ntawm advanced steel rail metallurgy. Rov qab los ntawm lub xeev - ntawm - lub - kos duab dov mills, nruj ISO- tau ntawv pov thawj cov txheej txheem tswj kev ua tau zoo, thiab muaj peev xwm tsim tau txhua xyoo, GNEE RAIL tshwj xeeb hauv kev tsim UIC54 rails thoob plaws qhov dav ntawm qib siab - kev ua tau zoo steel qib. Peb xyuas kom meej tias txhua txoj kev tsheb ciav hlau peb tsim muaj tshwj xeeb hnav tsis kam, lub zog tensile, thiab metallurgical purity rau ob qho tib si txheem kev thauj mus los thiab xav tau hnyav -haul thoob ntiaj teb railway networks.

 

 

Txuj	Sepc.	Khoom Qib Qib
UIC860	UAS 54	700,900A,900B
	UAS 60

 

Yog tias koj muaj cov cai tshwj xeeb rau qhov ntev lossis cov ntaub ntawv muaj zog dua, thovtiv tauj pebrau tshwj xeeb kev cai ntau lawm.