IS:1136-1990. Indian standard preferred sizes for wrought metal products.
Bureau of Indian Standards[BIS]
IS:1136-1990. Indian standard preferred sizes for wrought metal products. - New Delhi Bureau of Indian Standards 2 - 2p.
ENG
IS CODE / I.S.I
IS:1136-1990. Indian standard preferred sizes for wrought metal products. - New Delhi Bureau of Indian Standards 2 - 2p.
ENG
IS CODE / I.S.I