BMCONNECT command
Connects two Piping standard parts by creation of 3D constraints between their connection entities.
            Icon: 
Options
- Select StdPart to connect
 - Select the part to connect. (1)
 
- Select target StdPart
 - Select the part to connect to. (2)
 
            The command automatically creates a set of 3D constraints to correctly connect the parts and maintain their relative position for any further modification.