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本帖最后由 cherry 于 2013-6-24 12:36 编辑 & V; z- q( _! c) U4 j0 L, @5 n# |/ e$ g. k$ v+ h 德标预镀锌冷轧板 3 B. c0 V% o( \* F: t8 ^2 F- H德国标准 DIN 1623-1 Flat products of steel; Cold rolled strip and sheet of mild unalloyed steels 注释: Quality specifications; DIN 1623-1 was superseded by EN 10130 用途: Cold rolled sheet for exacting deep drawing. 化学成分% :C <0.08Mn <0.45P <0.030S <0.0255 Al≥0.020 屈服强度:>250 抗拉强度:270~370 伸长率 (%):32.0 硬度:<= 57 HRB 符号的意义:ST-钢(STEEL)、13-冲压级冷轧薄钢板材料性能st14 是德国牌号,是冷扎板。钢种 德国的普通结构钢 屈服强度210 ST14 : C<0.08 Mn<0.40 P<0.020 S<0.030 Al>0.025材料级别ST12是普通冷轧钢,ST13冲压级冷轧钢,ST14是深拉伸级的 ST15 低碳超深冲级 ST16 是超低碳超深冲级 ST12等同于DC01,SPCC ST13等同于DC03,SPCD ST14等同于DC04,SPCE,08AL ST15等同于DC05,SPCF ST16等同于DC06,SPCE-T |
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