ASTM C20用沸水法测定煅烧耐火砖和异型砖的表观多孔性,吸水性,表观比重及松密度的标准试验方法
日期:2012-02-10 11:10
not attacked by water, the test specimens conform to the requirements for size, configuration, and original faces, the open pores of the test specimens are fully impregnated with water during the boiling treatment, and the blotting of the saturated test specimens is performed as specified in a consistent and uniform manner to avoid withdrawing water from the pores. Deviation from any of these assumptions adversely affects the test results.
In laboratory studies involving castable specimen, a b
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