A rail ntses phaj yog ib qho kev sib koom ua ke ruaj khov uas tswj xyuas cov kev tsheb ciav hlau ncaj ncees nyob rau hauv ob qho tib si kab rov tav thiab ntsug dav hlau, kom ntseeg tau tias lub log-rail sib txuas thiab txo qis kev cuam tshuam ntawm cov pob qij txha. Nws yog ib qho tseem ceeb los taug qab smoothness nyob rau hauv cov kev sib koom ua ke.GNEE RAILmuab ntses daim hlau engineered rau GB, UIC, DIN536, QU, JIS, AS1085, BS11, thiab AREMA/ASCE cov qauv, thiab txhawb cov neeg muas zaub nrog kev sib koom layout npaj thiab fastening system compatibility checks.
Peb hom kev tsheb ciav hlau yog dab tsi?
Peb hom kev tsheb ciav hlau tseem ceeb raws li qhov chaw pw tsaug zog yogtxhawb pob qij txha(pw tsaug zog ncaj qha hauv qab sib koom),suspended pob qij txha(kev sib koom ntawm ob tus neeg pw tsaug zog), thiabtxuas txuas txuas(kev txhawb nqa los ntawm tus choj phaj). Lwm hom kev ua haujlwm muaj xws liua bolted, kev sib haum xeeb(rau qhov sib txawv rail loj), thiabrwb thaiv tsevpob qij txha.
Yam tseem ceeb ntawm Rail Joints:
- Txhawb kev sib koom ua ke:Ib tug pw tsaug zog yog muab tso ncaj qha rau hauv lub tsheb ciav hlau sib koom ua ke, txo kev hnav tab sis ua rau kev sib koom ua ke nruj.
- Suspended Joint:Lub tsheb ciav hlau sib koom ua ke raug tshem tawm ntawm ob tus neeg pw tsaug zog, uas muaj ntau nyob rau hauv ntau txoj kev tsheb ciav hlau.
- Choj Joint:Zoo ib yam li kev sib koom ua ke, tab sis txhawb nqa los ntawm ib lub phaj hlau ntawm ob sab.
Txoj haujlwm ntawm txoj kev tsheb ciav hlau yog dab tsi?
Ib txoj kev tsheb ciav hlau sib koom ua ke (lossis ntses phaj) txuas ob txoj kev tsheb ciav hlau xaus los tsim kom muaj kev ruaj ntseg, thiab kev sib tw, tso cai rau kev nthuav dav thiab kev cog lus thaum hloov cov khoom hnyav ntsug rau cov neeg pw tsaug zog. Lawv tuav cov qauv kev ncaj ncees, coj cov tsheb ciav hlau zoo, thiab tseem ceeb heev rau kev ua kom yooj yim taug qab hauv kev tsim kho tsheb ciav hlau.
Lub luag haujlwm tseem ceeb ntawm txoj kev tsheb ciav hlau:
- Txuas Rail Sections:Lawv tuav ob lub tsheb ciav hlau uas nyob ib sab kawg nkaus hauv txoj hauj lwm.
- Expansion thiab Contraction:Lawv tso cai rau txoj kev tsheb ciav hlau nthuav dav thiab cog lus nrog kev hloov pauv kub, tiv thaiv kev ntxhov siab thermal.
- Load Distribution:Lawv faib hnyav ntsug log loads los ntawm ib lub tsheb ciav hlau mus rau lub tom ntej thiab nqes mus rau cov pw tsaug zog.
- Kev ruaj ntseg txuas ntxiv:Lawv muab ib tug du thiab nruam dov nto rau tsheb ciav hlau log.
- Kev ruaj ntseg ntsuas:Lawv pab tuav qhov kev ncua deb (gauge) ntawm cov ntsia hlau.
Khoom siv ntawm rail sib koom
| Hom khoom | Hom Qib / Tsim | Chemical Composition (wt%) | Sau ntawv / Sib npaug Standards |
|---|---|---|---|
| Carbon steel qauv | Q235(GB/T 700) | C:Tsawg dua lossis sib npaug li 0.22 Si:Tsawg dua los yog sib npaug li 0.35 Mn: 0.30-0.65 P:Tsawg dua lossis sib npaug li 0.045 S:Tsawg dua lossis sib npaug li 0.045 |
Common me me steel rau cov khoom sib koom ua ke. Zoo ib yam liASTM A36, S235JR. |
| Carbon steel qauv | Q255(GB/T 700) | C: 0.18-0.28 Si:Tsawg dua los yog sib npaug li 0.35 Mn: 0.40-0.70 P:Tsawg dua lossis sib npaug li 0.045 S:Tsawg dua lossis sib npaug li 0.045 |
Lub zog me ntsis siab dua Q235. |
| Nruab nrab Carbon Steel | 50 Mn / 50 IB(GOST 10779) | C: 0.47-0.55 Si: 0.17-0.37 Mn: 0.80-1.20 P:Tsawg dua lossis sib npaug li 0.040 S:Tsawg dua lossis sib npaug li 0.045 |
Classic siab -lub zog ntses phaj hlau. Dav siv rau mainline pob qij txha. |
| Nruab nrab Carbon Steel | 55#(GB/T 699) | C: 0.52-0.60 Si: 0.17-0.37 Mn: 0.50-0.80 P:Tsawg dua lossis sib npaug li 0.035 S:Tsawg dua lossis sib npaug li 0.035 |
Txheem nruab nrab carbon steel rau kev thov. Zoo ib yam liTIAB SA 1055. |
| Hlau alloy | 42CrMo(GB/T 3077) | C: 0.38-0.45 Si: 0.17-0.37 Mn: 0.50-0.80 Cr: 0.90-1.20 Mo: 0.15-0.25 P:Tsawg dua lossis sib npaug li 0.035 S:Tsawg dua lossis sib npaug li 0.035 |
Siab -lub zog, siab -toughness alloy rau kev pabcuam hnyav. Zoo ib yam liAISI 4140/4142. |
| Spheroidal Graphite Cam khwb cia hlau | QT450-10(GB/T 1348) | C: 3.60-3.90 Si: 2.00-3.00 Mn:Tsawg dua los yog sib npaug li 0.50 P:Tsawg dua lossis sib npaug li 0.07 S:Tsawg dua lossis sib npaug li 0.015 Mg:0.03-0.06 (Nodulizer) |
Siv nyob rau hauv ib co tsoos / sib koom cov khoom siv rau nws castability thiab damping zog. Zoo ib yam liEN-GJS-450-10. |
| Insulating Composite Khoom | Epoxy Fiberglass / FRP | Base:Epoxy cob Kev txhawb zog: E-Glass Fiber (>60%) Additives:Hardener, fillers (piv txwv li, SiO₂) |
No metallic elements. Provides electrical insulation (Resistivity >10¹² Ω·cm), corrosion kuj. |
Hot Fish Phaj los ntawm GNEE RAIL:
| Txuj | Hom | Ntev/inch | Nyhav / Khoom | |
| AREMA 2007 | 115 RA | 4 qhov-24" | 17.04 KWG | 45 # tshuaj |
| 115 RA | 6 qhov-36 " | 25.56 Kg | muaj pes tsawg leeg (%): | |
| 132-136 IB | 4 qhov-24" | 17.75 Kg | C: 0.42-0.50 | |
| 132-136 IB | 6 qhov-36 " | 26,63 KG | Ntev: 0.50-0.80 | |
| UIC864 | UAS 60 | 4 qhov-630 / Φ26 | 18.07 Kg | Si: 0.17-0.37 |
| UAS 60 | 4 qhov-600/Φ28 | 17.47 Kg | Cr: Tsawg dua lossis sib npaug rau 0.25 | |
| UAS 60 | 4 qhov-630 / Φ25 | 18,1 Kg | P: Tsawg dua lossis sib npaug rau 0.035 | |
| UAS 54 | 4 qhov | 14.34 Kg | S: Tsawg dua lossis sib npaug rau 0.035 | |
| UAS 54 | 6 hli-800 | 19.94 Kg | ||
| IB 47-1 | BS 75 R | 4 qhov | 6, 56 Kg | |
| BS 60 A | 4 qhov | 5, 61 Kg | ||
| BS80A | 4 qhov | 6.5Kg ib | ||
| BS 90 A | 685.8/Φ26 | 13.23 Kg | 50 # tshuaj | |
| BS 90 A | 792.9/Φ26.2 | 15.34 Kg | muaj pes tsawg leeg (%): | |
| BS100A | 4 qhov | C: 0.62-0.70 | ||
| 90/91 Ib | 4 qhov | 18.08 Kg | Ntev: 0.50-0.80 | |
| 90/91 Ib | 6 qhov | 19,9kq :ua | Si: 0.17-0.37 | |
| AS | 50kg ua | 4 qhov | 14,3 Kg | Cr: Tsawg dua lossis sib npaug rau 0.25 |
| 50kg ua | 6 qhov | 19,5 Kg | P: Tsawg dua lossis sib npaug rau 0.035 | |
| S49 | 4 qhov | 9 ,71kg | S: Tsawg dua lossis sib npaug rau 0.035 | |
Founded hauv 2008,GNEE RAILyog lub chaw tsim khoom lag luam thoob ntiaj teb thiab cov khoom lag luam ntawm cov khoom siv tsheb ciav hlau, tshwj xeeb hauv siab - zoorail ntses daim hlau(cov khoom sib koom ua ke / cov kab sib txuas) nrog lub peev xwm ntau lawm thiab kev pabcuam thoob ntiaj teb.
Peb rail ntses phaj portfolio muaj kev txawj ntse thiab ua raws li thoob ntiaj teb cov qauv xws li UIC, AREMA, BS, DIN, thiab GB, npog lub teeb rail (8kg-30kg), hnyav rail (38kg-75kg), thiab crane rail (QU70-QU120) systems. Peb muaj ntau hom xws li insulated ob leeg tuav, bulged ntses daim hlau, thiab kev cuam tshuam kev tsheb nqaj hlau pob qij txha, nrog meej specifications (4-qhov / 6-qhov, 24-nti / 36-nti), kom ntseeg tau zoo heev mechanical kev ua tau zoo.Peb tuav nruj zoo tswj kev txhawb nqa los ntawm ISO 9001: 2015 nyob rau hauv ib qho chaw thib peb-tsim kev soj ntsuam, SGS thiab BV. Peb qhov kev pabcuam ib leeg suav nrog kev tsim kho, tsim khoom, ntim khoom, thiab kev txhawb nqa tom qab muag, haum rau cov neeg siv khoom xav tau.