000 00536nam a22001937a 4500
003 OSt
005 20190204172906.0
008 181210b xxu||||| |||| 00| 0 eng d
020 _aNA
040 _cBT-PhCST
050 _a21287-21291
082 _222
_a624.1821
_bIND
245 _aIndian standard steel tubes for structural purposes :
_bspecification /
250 _a5th revision.
260 _aNew Delhi :
_bBureau of Indian Standards,
_cc2014.
300 _a8 p. :
_bill. ;
_c30 cm.
440 _vIS 1161 : 2014
942 _2ddc
_cCIVIL
999 _c7015
_d7015