BUREAU OF INDIAN STA INDIAN STANDARD SPECIFICATION FOR HOT FORGED STEEL RIVETS FOR HOT CLOSING ( 12 TO 36 MM DIAMETER ) I - 1st rev ed. 1999 - NEW DELHI BUREAU OF INDIAN STANDARDS. - 6 Subjects--Topical Terms: HOT FORGED STEEL RIVETS FOR HOT CLOSING Dewey Class. No.: 621 / BUR