Shanks are delivered with hose sockets for 6mm hoses. Non-return valves are included in the sockets
The non-return valves are for mounting on UCT-500 shank in order to prevent back flow of gas into hose. They are delivered with nuts. The non-return valves for 6mm hoses are also mounted on the shank when delivered.
The size of welding/heating attachments indicates consumption of oxygen in nl/h.
Acetylene consumption is approximately 10% lower. Material thickness for welding refers to mild steel.
