INDIAN STANDARD SPECIFICATION FOR BOILER RIVETS ( 12 TO 48 MM DIAMETER ). IS : 1928 - 1961
BUREAU OF INDIAN STA
INDIAN STANDARD SPECIFICATION FOR BOILER RIVETS ( 12 TO 48 MM DIAMETER ). IS : 1928 - 1961 - 5th rep. 1984 - NEW DELHI BUREAU OF INDIAN STANDARDS. - 10
BOILER RIVETS
621 / BUR
INDIAN STANDARD SPECIFICATION FOR BOILER RIVETS ( 12 TO 48 MM DIAMETER ). IS : 1928 - 1961 - 5th rep. 1984 - NEW DELHI BUREAU OF INDIAN STANDARDS. - 10
BOILER RIVETS
621 / BUR