000 00250nam a2200073 4500
080 _a
_b
245 _aIS:2062 - 1969 (with Amendment No.4 - 1978) : Specification for Structural Steel (Fusion Welding Quality)
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1970
300 _a13p
999 _c25538
_d25538