This product can be used under high pressure circumstance,safety,has been adoptted widely in high pressure pneumatic equipment such as Blow Bottle Machine, especially apply successfully in equipment that produce special shape, big capacity polyurethane bottle.This series valve with the handsome appearance,relable performance and automatic compensation for wear of seel element,longservice life. Specification: Item YH23JD-8 YH23JD-8P2 YH23JD-15 YH23JD-15P2 Pressure flange 0.15~2.4Mpa Applicable Temperature -5~50℃ Applicable Medium Air Lubrication No Oil Nominal Diameter 8mm 15mm Direction Change Time ≤0.04S　 ≤0.08S Joint Pipe Bore G1/4" G1/2"