SS-C-160 (NOTICE-1), FEDERAL SPECIFICATION: CEMENTS, INSULATION THERMAL (17-AUG-1983) [S/S BY ASTM-C195, ASTM-C196, AND ASTM-C449 — NOW ASTM-C449/C449M]
SS-C-160 (NOTICE-1), FEDERAL SPECIFICATION: CEMENTS, INSULATION THERMAL (17-AUG-1983) [S/S BY ASTM-C195, ASTM-C196, AND ASTM-C449 — NOW ASTM-C449/C449M].