| 简介 |
FIELD : metallurgy.
SUBSTANCE : foil is made of stainless steel containing in wt % : 0.05 or less of C, 2.0 or less of Si, 1.0 or less of Mn, 0.003 or less of S, 0.05 or less of P, 25.0-35.0 of Cr, 0.05-0.30 of Ni, 3.0-10.0 of Al, 0.10 or less of N, 0.02 or less of Ti, 0.02 or less of Nb, 0.02 or less of Ta, 0.005-0.20 of Zr, 0.02 or less of Ce, 0.03-0.20 of rare-earth metal except for Ce, 0.5-6.0 one element of Mo and W, Fe, random impurities making the rest.
EFFECT : higher strength at high temperatures, fine oxidation resistance.
7 cl, 4 dwg, 2 tbl, 1 ex |
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