JNR Class C57

{{Infobox locomotive

| name = JNR Class C57
Taiwan Railways Class CT270

| powertype = Steam

| gauge = {{RailGauge|1067mm|lk=on}}

| image = C571 - Flickr - khws4v1.jpg

| caption = C57 1 at Tsuwano Station in 2017

| whytetype = 4-6-2 Pacific

| designer =

| retiredate = December 1975 (Japan)
28 February 1983 (Taiwan)

| disposition = Four operational among 32 preserved, remainder scrapped

| length = {{convert|20,280|mm|ftin|abbr=on}}

| height = {{convert|3,945|mm|ftin|abbr=on}}

| builder = Kawasaki Heavy Industries Rolling Stock Company, Kisha Seizō, Mitsubishi Heavy Industries, Hitachi

| builddate = 1937–1947 (201 for JNR), 1953 (14 for TRA)

| maxspeed = {{convert|100|km/h|mph|abbr=on}}

| driverdiameter = {{convert|1,750|mm|ftin|abbr=on}}

| tractiveeffort = 12,820 kg (125.7 kN)

| factorofadhesion = 10,330 kg (101.3 kN)

| locoweight = {{convert|67.50|t|abbr=on}}

| locotenderweight = {{convert|115.50|t|abbr=on}}

| poweroutput =

| poweroutput start = {{convert|1,290|PS|HP|lk=on|abbr=on}}

| poweroutput cont = {{convert|1,040|PS|HP|lk=on|abbr=on}}

| boilerpressure = {{convert|227.5|psi|kPa|0|abbr=on|lk=on}}

| fueltype = Coal

| cylindersize = {{convert|500|x|600|mm|in|0|abbr=on}}

| valvegear = Walschaerts

| cylindercount = two

| superheaterarea = {{convert|41.4|m2|sqft|1}}

| firearea = {{convert|11.4|m2|sqft|1}}

}}

The {{Nihongo|Class C57|C57形}} is a type of 4-6-2 steam locomotive built in Japan from 1937 to 1947. A total of 201 Class C57 locomotives were built and designed by Hideo Shima.{{cite book | last = Inoue| first = Kōichi | script-title=ja: 国鉄機関車辞典 |trans-title=JNR Locomotive Encyclopedia| publisher = Sankaido| date = 1999 | location = Japan| pages = 38–41 | isbn = 4-381-10338-6}}{{cite book |script-title=ja: JR機関車カタログ |trans-title=JR Locomotive Catalogue |publisher = Ikaros Publications Ltd. |date = 20 June 2013 |location = Japan |language = ja |page = 120|isbn = 9784863207271}} Another 14 Class C57 locomotives were built for export to Taiwan in 1942 and 1953.{{cn|date=May 2016}}

The class was withdrawn from regular passenger service in December 1975. The locomotives were numbered C57 1–C57 201 in Japan the TRA CT270 were numbered CT271–CT284.

Preserved examples and Static Display

= Japan =

{{As of|2014}}, 32 Class C57 locomotives have been preserved in Japan, of which two, C57 1 and C57 180, are preserved in working order.{{cite book |last=Sasada |first=Masahiro |date=25 November 2014 |publisher=Ikaros Publications Ltd. |isbn=978-4863209282 |location=Tokyo, Japan |page=128 |language=ja |script-title=ja: 国鉄&JR保存車大全2015-2016 |trans-title=JNR & JR Preserved Rolling Stock Complete Guide 2015-2016}}

=C57 1=

File:JR west SL Yamaguchi C57 1 shimyamaguchi.jpg

As of 2014, C57 1 was operated by JR West and based at Shimonoseki Depot. As of 2018, it makes regular runs on the Yamaguchi line between Shin-Yamaguchi and Tsuwano{{cite web |date=19 June 2014 |title=SL Yamaguchi Train Schedule for 2018 |url=http://www.kankou-shimane.com/en/?p=7098 |access-date=1 September 2018 |work=Shimane: Explore Unfamiliar Japan |publisher=Shimane Prefectural Government |language=en |location=Japan}}. The service was suspended following the July 2018 heavy rains, with C57 1 making guest appearance as the leisure train locomotive at the Kyoto Railway Museum during the forced break. The service is set to resume at the end of September 2018.

=C57 180=

C57 180 was restored to working order by JR East, and hauls special event trains on JR East lines mainly between {{STN|Niigata|x}}, {{STN|Aizu-Wakamatsu|x}}, and {{STN|Kōriyama|x|Fukushima}}.

File:SteamTrain Model C57-11.jpg|C57 11

File:Japanese-national-railways-C57-26-20110729.jpg|C57 26 in Gyoda, Saitama, July 2011

File:C57 128 Otsu 20131028.JPG|C57 128 in Otsu, Shiga, October 2013

File:Japanese-national-railways-C57-186-20111103.jpg|C57 186 in Koganei, Tokyo, November 2011

File:JNR C57 201.JPG|C57 201 in Asahikawa, Hokkaido