This standard specifies the type, size and technical requirements of hydraulic gate valves. This standard applies to hydraulic gate valves with a nominal pressure of 31.5MPa.
JB/T 2001.30-1999 history
2000JB/T 2030-1999 Hydraulic sluice valve of water system (PN=31.5MPa)
0000 JB 2030-1984
JB/T 2001.30-1999 Water system.Hydraulic shut-off valve was changed to JB/T 2001-2018 Water System Parts.