CLA-VAL(可拉伐)航空地面加油控制阀技术要点如下:
50 Series Back Pressure Control Valve/50系列(50-48)背压控制阀参数:
• Opens rapidly for maximum relief protection
• Maintains c***tant upstream pressure to close limits, and maintains preselected pressure
during periods of low demand
• Controls surge created by the starting of a pump
• Modulates to maintain c***tant back pressure
• No packing glands assure leak-proof service
• No lubrication required
• Tight sealing single seat
详情请咨询中国区***指定一级***商--深圳市科万德机电设备有限公司