TY  - BOOK
AU  - Singh, Upendra
AU  - Ghosh, P.K. Gu.
ED  - University of Roorkee, Roorkee, Mechanical Engineering
TI  - Studies on welding procedure of 9cr 1 m vnb steel pipe under shielded metal arc and tig welding process
U1  - 621.072 
PY  - 1994///
ER  -