GB/T 14513.1-2017 Pneumatic fluid power—Determination of flow-rate characteristics of components using compressible fluids—Part 1: General rules and test methods for steady-state flow
2017GB/T 14513.1-2017 Pneumatic fluid power—Determination of flow-rate characteristics of components using compressible fluids—Part 1: General rules and test methods for steady-state flow
1993GB/T 14513-1993 Pneumatic fluid power. Determination of flowrate characteristics of pneumatic components