This standard specifies the technical conditions for the supply of hot-rolled spiral compression springs for rolling stock. This standard applies to hot-rolled spiral compression springs for suspension, buffering or traction devices of rolling stock. This standard also applies to various other springs with similar functions or dimensional characteristics to the above springs.
TB/T 1025-2000 history
2019TB/T 2211-2018 Rolling stock springs with compressed steel helix
2010TB/T 2211-2010 Steel helical spring of suspension mechanism for rolling stock
2000TB/T 1025-2000 Specifications for the supply of hot-rolled helical compression springs for rolling stock
0000 TB/T 1025-1991
TB/T 1025-2000 Specifications for the supply of hot-rolled helical compression springs for rolling stock was changed to TB/T 2211-2010 Steel helical spring of suspension mechanism for rolling stock.