TBT 1475-1993 铁道机车辆用铜合金铸件通用技术条件

TB/T147593TB1475831)2GB1176GB6414GB6060.1GB5122.120GB8002.115GB5678GB6397GB228GB231GB/T11350GB/T11351JB/T5105GB961YB5533.1GB1176A3.213.3ZCuSn5Pb5Zn5I-Li1993-11-111994-07-01*ZCuZn33Si32.53.20.30.762.064.0*ZCuZn40Mn4A120.41.03.55.51.53.050.054.0ZCuZn16Si42.54.579.081.06TB/T147593*ZCuZn33Si3J2903250302*ZCuZn40Mn4Al2S5857160J6357160ZCuZn16Si4S3451590J39020100*GB1176-87TB1475-837