Moroccan company looking for stainless steel hollow bar

1) id=450 to 470 mm x w.T.= 12.0 up to 12.5 mm
Length per pc: 1800 mm
Qty: 4 ea

2) custom made end flange or cap ( cut to size circular plate):
Size: od 450 mm x 12.0 mm thick
Qty: 4 ea

3) id=450 to 470 mm x w.T.= 12.0 up to 12.5 mm
Length per pc: 1000 mm
Qty: 4 ea

4) custom made end flange or cap ( cut to size circular plate):
Size: od 450 mm x 12.0 mm thick
Qty: 4 ea

5)id=250 mm x w.T.= 12.0 up to 12.5 mm
Length per pc: 750
Qty: 4 ea

6) custom made end f