Oil and gas recovery series
Pneumatic combination switch
Emergency cut-off valve controller of WT-CVM tank car
LF-OP-B anti-overflow probe rod
LF-LS-B wiring socket
LF-GB-B grounding bolt
Aanti-overflow anti-static detector
LF-RS-A high liquid level probe rod/LF-RS-B low liquid level probe rod
LF-HLI controller
Anti-overflow and anti-fire breather valve TQFZ-1
Flange type oil drain valve
Emergency cut-off valve（LFBG-150A)
Emergency cut-off valve（LFBG-150L)
Source Oil Valve I (DN150)
Source Oil Valve II (DN150)
Flange breather valve TQ-1
Internal thread breather valve TQ-2
Flame-arresting cap
Flame arrester
Gauging hole
Electrostatic rubber belt
