Velocities of Sound Material Velocity/m s-1 Air @ 273 K 330 Aluminium 5100 Copper 3650 Elm 4108 Glass 4000 to 5500 Granite @ 293 K 6000 Hydrogen @ 273 K 1286 Iron 5130 Lead 1230 Oak 3837 Pine 3313 Steel 5060 Vulcanised Rubber 54 Water @ 298 K 1430