Description: This apparatus used for doing pressure weepage test of concrete which particle size no more than 40mm. 1. Max. range of pressure meter: 6Mpa 2. Division value: no high than 0.1Mpa 3. Inside diameter of cylinder: 125±0.2mm 4. Inside diameter: 200±0.2mm 5. Pressure of working piston: 3.2Mpa 6. Nominal diameter: 125mm 7. Aperture size: 0.315mm
