Custom wanleng lam ra ai kun? Pre-Matut nna hkra machyi ai hka leng ni hte Matsan Htum Ai Lahkam ni hpe grau kaja hkra gara hku galaw na kun?

Standard lam ni (UIC60 (sh) AREMA 136RE zawn re ai) gaw, mainline network ni a matu kaja ai hku bungli galaw nga ai raitim, laksan jai lang ai lam law law -, lamu ga sali wunli ni, lung seng htu ai shara ni, sanghpaw daru masat da ai shara ni, shing nrai, mare kata hkawm sa ai lam ni gaw, n-gun ja ai curve ni hte- ra sharawng ai lam ni hpe ra sharawng ai.htunghking wanleng hpri pashim lum lam hte bungli galaw lu na matu. Standard profile ni gaw grai sawng ai lit ni, n-gun ja ai makau grup yin ni, shara n-gun n-gun ni hpe n mai hparan ai. Ga shadawn, 15m-}radius curve ni lawm ai bum wanleng lam gaw, n-gun n rawng ai sha, n-gun n rawng ai sha, n-gun n rawng ai sha, n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-rawng ai sha, n-gun n-gun n-gun n-rawng ai sha, n-gun n-rawng ai sha, n-gun n-rawng ai. Dai gaw dai kaw gaw .ra sharawng ai wanleng lam ni hte pre{0}} Curved daw nira ahkyak ai wa tai u. 1990 ning kaw nna rail geometry madang ni hpe grau chye wa hkra sharin la u.Mungkan ting na wanleng lam (UIC).

High manganese steel (Mn13 zawn) gaw shi a "bungli{{1} charting" ngu ai arung arai - hpe grau nna myit ru myit tsang wa magang, shi a ntsa na grau yak wa magang re. Ndai lam gaw .n-gun ja ai{0}}lul wanleng lam ni30,000+ tonne mawdaw ni hpe htaw nna, shata law law na ai hpang, standard carbon steel n-gun yawm mat na re. 2019 hta shapraw ai sawk sagawn ai lam ni hku nga yang.ScienceDirect, Mn{0}}}}}}}} n-gang ni gaw abrasive masa hta 3–5x galu ai. Na a bungli hta grai sawng ai jak rung hta myit ru myit tsang lam ni lawm yang, .n-gun ja ai n-gang n-gangaten galu- aten galu ai hku nna jai lang ai lam hpe jai lang ai.

Wanleng lam - cross{1}} daw hkrang - gaw, leng n-gang-raiil matut mahkai ai lam, lit garan ai lam, hkrang ni hpe n-gun jaw ai lam ni hpe hkrak sha shadut ya ai. N htap htuk ai profile gaw, flange lung wa ai, n-gun jat wa ai, shing nrai, baw hpe lawan ai hku n-gun dat shangun chye ai. tsap ai zawn re aiISO 5003common profile ni hpe lachyum shaleng ai, raitim, tengman ai{0}} mungkan masa ni gaw, n bung ai lam ni law law ra ai. Ga shadawn, mare daju ni hta nga ai tram ni gaw, nsen hpe shayawm na matu, n-gun n rawng ai baw ni ra na re, vertical load support a matu, gun rai ni hpe grau galu ai web ni ra na re. Anhte ahtunghking wanleng lam hparan ladat nina a rolling stock hte traffic amyu hpe madung tawn nna, hkrak ai profile ni hpe tsun dan u.

Hkrak tup. Pre{1}} curved rail ni gaw mai byin ai sha n-ga - n-gun n law ai-}radius makau grup yin ni hta shim lum lam a matu ahkyak ai. Standard rail ni gaw- shara kaw bent galaw ai gaw, kata lam myit ru myit tsang lam ni hpe byin shangun nna, aten garai n du shi yang n-gun yawm ai (sh) n-gun yawm mat ai. Raitim, Factory-precurved rails ni hpe hkang zing da ai katsi ai hte n-gun atsam npu hta hpaw da ai, dai gaw npawt nhpang n-gun hpe hkam la lu na matu re. nga ai hte marenWikipedia a wanleng lam hpe ka da ai, 50m radius npu na curve ni gaw galoi mung ngu na daram factory hpe gram lajang ra ai. Anhte gaw 15m radius 15m du hkra pre{2}} curved daw ni hpe jaw ga ai.bum ntsa na wanleng lam, metro loops, hte bungli galaw ai shara ni hta.

Salt spray, chemical hpe hkam sha ai, hka lim ai lam law ai gaw, wanleng lam hpe n-gun yawm shangun nna, gram lajang ai manu hpe jat ya ai. Hka hkin gau makau grup yin ni hta n tsi lajang ai wanleng ni gaw 3–5 ning shagu galai ra na re. Hot{5}}dip galvanizing (sh) epoxy coating zawn re ai ntsa tsi lajang ai lam ni gaw, daw jau ai lam hpe 2–3x hku nna jat ya lu ai. DaiMungdan ting na Corrosion Engineer ni a hpung (NACE)chloride (sh) sulfur compound ni hte hkrum katut ai wanleng lam ni a matu makawp maga ai shingnip ni hpe hpaji jaw ai. Anhte a .n-gun n-gun- hpe ninghkap lu ai wanleng n-ganghka hkin gau ni, tsi mawan ni, shing nrai panglai hkin gau ni a matu lata la mai ai lam ni.

EN 13674-1 gaw, wanleng lam hpe uphkang ai European madang, tsi mawan ni hpe garan ginhka ai lam, jak rung atsam ni hpe uphkang ai. Dai gaw, n bung ai galaw shapraw ai ni kaw na rai ni hpe shim lum ai hku shang lawm lu na matu hte, n-gun atsam npu hta tau hkrau tsun da ai hku galaw lu hkra galaw ya ai. Dai madang gaw, hkam sharang ai lam ni hpe ±0.1mm ngu ai ahkyak ai lam ni hta n-gun ja ai hku tsun da ai - dai hpe anhte a .wan htung ri galaw shapraw ai lam. Mungkan masa a matu, 1 hte shingdaw yu u.ASTM A1(USA) shing nraiBS 11.(UK). Compliance gaw lata la mai ai - n mai lata ai, shim lum ai wanleng lam a npawt nhpang rai nga ai.

Rail replacement is typically triggered by head wear (>10mm vertical loss), kata na n-gun yawm mat ai ( ultrasonic chyam dinglik ai hku nna chye lu ai), shing nrai, n-gun shayawm ai lam ni hpe shayawm kau ai. Raitim, "{2} a matu- zawn" hpe sha hkum galai kau. Galai shai ai lam hpe upgrade galaw na matu ahkaw ahkang hku jai lang u. Ga shadawn, na a line gaw ya grau li ai wanleng ni hpe hparan ya ai rai yang, 60kg/m (sh) 75kg/m profile de galai kau u. Nsen gaw manghkang langai rai yang, katsi mat ai wanleng baw hpe lata u. Corrosion gaw na a budget hpe sha ai rai yang, galvanizing hpe bang u. Dai htehtunghking wanleng hpri pa, nang gaw catalogue lata la mai ai lam ni a majaw n shadawn ai - gaw na a ya aten hte htawm hpang na ra kadawn ai lam ni hte htap htuk ai hparan ladat hpe galaw da ai. Prat tup manu jahpu hpe sawk sagawn na matu, .US Federal Wanleng Uphkang Dap a matsun maroi.

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