TY - BOOK AU - Indian Standards Institution TI - Method of Test for Tumbling Friability of Preformed Block Type Thermal Insulation (IS : 11129 - 1984) U1 - IS : 11129 - 1984 PY - 1985/// CY - New Delhi PB - Indian Standards Institution KW - Indian Standard - IT N1 - IS : 11129 - 1984 ER -