In BS range of metric sizes.

BS 4848-2:1975
Original price was: $264.16.$132.00Current price is: $132.00.
Specification. Hot-rolled structural steel sections.-Hollow sections
BSI Group , 12/31/1975
Pages: 16

Original price was: $264.16.$132.00Current price is: $132.00.
Specification. Hot-rolled structural steel sections.-Hollow sections
BSI Group , 12/31/1975
Pages: 16