TY - BOOK AU - Bureau of Indian Standards TI - Method for Ultrasonic Testing of Steel Plates for Pressure Vessels and Special Applications (IS : 11630 - 1986) U1 - IS : 11630 - 1986 PY - 1986/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 11630 - 1986 ER -