TY - GEN ED - SRI LANKA STANDARDS INSTITUTION TI - SLS 881 : Part 3 : 1990 : Grey cast iron : Pt. 3 - Method of test for tensile strength PY - 1990/// CY - Colombo PB - SLSI KW - a669.131.6:620.172 KW - SRI LANKA-STANDARDS KW - STANDARDS-SRI LANKA N1 - STD3010 ER -