| Finnish Steam Locomotive Class B1 | |
| Powertype: | Steam |
| Builder: | Beyer, Peacock & Company |
| Serialnumber: | 846, 847, 1334, 1511–1513, 1970, 3208–3209 |
| Builddate: | 1868–1890 |
| Totalproduction: | 9 |
| Uicclass: | B1 n2t |
| Firearea: | 0.95m2 |
| Totalsurface: | 62.7m2 |
| Maxspeed: | 600NaN0 |
| Fleetnumbers: | 9–10, 53–56, 150–151 |
| Nicknames: | Ram |
| Firstrundate: | 1868 |
| Withdrawndate: | 1928 |
| Disposition: | 1 preserved, 9 scrapped |
The Finnish Steam Locomotive Class B1 is an built by Beyer, Peacock & Company, at its Gorton Foundry in Manchester, England. Nine were constructed between 1868 and 1890. They were designed for use as shunting locomotives.
Number 9 is Finland's oldest preserved locomotive and is preserved at the Finnish Railway Museum.[1] The B1 was nicknamed “Ram”.[2] They were numbered 9–10, 53–56, 150–151.[2] B1 locomotives were withdrawn in the 1920s. The last was withdrawn in 1928.[1]