Valves of metal (other than parts of machines); pipe work of metal; fittings of metal for compressed air ducts; reinforcing materials of metal for pipes; downstream and upstream valves of metal for oil and gas

Valves (parts of machines); clack valves (parts of machines); compressors (machines); pumps (parts of machines, engines or motors); blowing machines for the compression exhaustion and transport of gases; lubricating pumps; pneumatic transporters; pumps (machines); pressure valves (parts of machines); steam traps; compressed air machines; hydraulic controls for machines, motors and engines; pneumatic controls for machines, motors and engines; hydraulic valve; pressure regulating valve; hydraulic component (not including vehicle hydraulic system); hydraulic pressure coupler; downstream and upstream valves for oil and gas