Pennsylvania Railroad Q2 class - Wikipedia
The Pennsylvania Railroad's class Q2 comprised one prototype and twenty-five production duplex steam locomotives of 4-4-6-4 wheel arrangement built between 1944 and 1945. [1] [3] [4] [2]
Thoughts on the PRR Q-2 - RAILROAD.NET
5 天之前 · A contemporary Western railroad comparable to PRR (UP) embraced the concept of high-speed steam freight and ordered locomotives comparable to the Q-2 for that service. And used them successfully. What made the 4-6-6-4's and 4-8-8-4's successful on the UP, when the Q-2's were unsuccessful on the PRR?
4-4-6-4 PRR Class Q2 - Trains and Railroads
The Pennsylvania Railroad's class Q2 comprised one prototype and twenty-five production duplex steam locomotives of 4-4-6-4 wheel arrangement. All were built by PRR's Altoona Works.
Duplex locomotive - Wikipedia
The production Q2 locomotives were of 4-4-6-4 arrangement; they were the largest non-articulated locomotives ever built and the most powerful locomotives ever static-tested, producing 7,987 hp (5,956 kW) on the PRR's static-test plant. The Q2 locomotives were also the most powerful steam locomotive ever constructed with ten driving wheels.
Pennsylvania Railroad locomotive classification - Wikipedia
The Q2 was the most powerful non-articulated steam locomotive ever built and also holds the record for highest horsepower recorded by any steam locomotive at 7,987 hp. Q1 - experimental duplex freight locomotive.
Pennsylvania Railroad Class Q2 | Locomotive Wiki | Fandom
The Pennsylvania Railroad's class Q2 comprised one prototype No. 6131, and twenty-five production duplex steam locomotives Nos. 6175-6199, which they all operated with a 4-4-6-4 wheel arrangement. They were all redeveloped and refined from the Pennsylvania Railroad's Q1 Duplex, which the Q1...
Pennsylvania 4-4-4-4, 6-4-4-6, etc. "Duplex Drive ... - Steam Locomotive
The Q2 was credited with having developed 8,000 peak horsepower (5,966 kW). In tests, the Q2 reached 7,987 hp at 57.4 mph evaporating 16,600 US gallons (62,831 litres) of water per hour and burning 12.5 tons (11.3 metric tons) of coal.
Remembering Pennsylvania Railroad locomotives - Trains
2020年1月27日 · PRR 1737, built in 1914, was the first of the road’s 425 class K4s 4-6-2 Pacific steam locomotives. Built until 1928, the K4s worked passenger trains all across the vast system, the last ones being retired in 1957 when PRR ended steam usage.
MTH Premier PRR Q2 (4-4-6-4) O-Gauge Steam Locomotive in True ... - YouTube
2010年7月21日 · Just about nine years ago, I got the MTH Premier model of the Pennsylvania Railroad Q2, a duplex-drive 4-4-6-4 freight hauling behemoth of a steam locomotive. It was one of the first...
The PRR Q2 : r/trains - Reddit
The Pennsylvania Railroad (PRR for short) class Q2 consists of a single prototype (No. 6131) and 25 production duplex steam locomotives (numbered 6175-6199) of 4-4-6-4 wheel arrangement. They could be considered an evolution of their predecessor, the PRR Q1, which had a wheel arrangement of 4-6-4-4.