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METHOD AND APPARATUS FOR PRODUCING TRANSITION NODULAR CAST IRON BETWEEN FLAKE AND NODULAR GRAPHITE STRUCTURE
METHOD AND APPARATUS FOR PRODUCING TRANSITION NODULAR CAST IRON BETWEEN FLAKE AND NODULAR GRAPHITE STRUCTURE
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机译:鳞片状和球墨状石墨结构间过渡球墨铸铁的生产方法和装置
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PCT No. PCT/CH82/00050 Sec. 371 Date Nov. 29, 1982 Sec. 102(e) Date Nov. 29, 1982 PCT Filed Mar. 30, 1982 PCT Pub. No. WO82/03410 PCT Pub. Date Oct. 14, 1982.Cast iron with a vermicular graphite structure is produced by a process which involves the steps of determining the ratio of magnesium to sulphur in the melt and then adjusting the value of such ratio to between about 0.8 and 2.5.
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