EN39 S235GT na Q235 byombi ni ibyiciro byibyuma bikoreshwa mubikorwa byo kubaka.EN39 S235GT nicyiciro cyiburayi gisanzwe cyerekana ibyuma bivura imiti nubukanishi bwibyuma.Harimo Max.0,2% karubone, 1,40% manganese, 0,040% fosifore, 0,045% sulfure, kandi munsi ya ...
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