DEGREE OF BLACKNESS WHEN TRANSFORMER STEEL IS HEAT-TREATED IN SHIELDING GAS. / Lisienko V.G., Kut'in V.B., Gushchin V.S., Balabanov V.S. // Steel USSR. - 1978. - V. 8, l. 2. - P. 113-115.
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Type:
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Abstract:
Experimental data are given regarding the integral degree of blackness at different stages during its heat treatment, in the production process, in mixtures of helium and hydrogen containing 4 and 12% hydrogen. The data are compared with established methods.