There's an apples and oranges debate going on here, a little. Cutting it down, SAC Martin is of the quantity matters, whilst 242A1 is of the...
If you compare the Porta profile to the traditional profile, there is no difference of the running surface. Same slope, same fillet radius, etc....
That is far more detailed than I thought, and is very specific to long established ratios - firing and evaporation rates. And right where the BR...
What puts me off is when people tell me I'm wrong without providing anything to back them up. So let me ask: What about the wiki information is...
Not having a copy of the RCTS book, I can't use it, and went on the only source of information online that I could find. What wasn't provided was...
I went from the information provided on wikipedia, which gives a series of tractive effort ranges at 50 mph for passenger and 25 mph for freight....
As horsepower is merely tractive effort at speed, it is rather simple to convert the LMS/BR power ratings to horsepower bands: 0P = 448 HP and...
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