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VG85 228 Nato Satandard Flanges
The purpose of HNG Series automatic type High Speed Pressure / Vacuum Valve with gasless cap is to provide automatic control of the pressure status during loading and unloading, traveling and ballasting without any manual operation.
VG85 228 Nato Satandard Flanges
The purpose of HNG Series automatic type High Speed Pressure / Vacuum Valve with gasless cap is to provide automatic control of the pressure status during loading and unloading, traveling and ballasting without any manual operation.