IS 1528 Pt.1-1980 Methods for sampling and physical testing of refractory materials Part 1 Determination of high temperature cone equivalent (PCE) or softening point
This standard ( Part I ) prescribes the method for determination of pyrometric cone equivalent ( PCE ) or softening point of refractory materials.
IS 1528 Pt.1-1980 history
1981IS 1528 Pt.1-1980 Methods for sampling and physical testing of refractory materials Part 1 Determination of high temperature cone equivalent (PCE) or softening point