The window frame

 

The window frame is soluted here as a weld of square pipes of 140 x 80 x 4.

 

 

The "X" view lays out the bolted connection of the window frame with the carrier construction.

 

 

The 13 mm diameter is an opening for the screw of M 12.

The opening of 45 mm diameter is an auxiliary opening needed for the assembly of the steel frame.

 

 

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