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Z向钢

发布时间:2017-03-17 09:06 | 编辑:Z向钢 | 2 次浏览
Z向钢,又称“抗层状撕裂钢” (lamellar tearing resistant steel),即平时所说的抗层状撕裂钢材,这是在焊接连接的钢结构中,当钢板厚度不小于40 mm且承受沿板厚度方向的拉力时,为避免焊接时产生层状撕裂需要采用的。这种钢板是在某一级结构钢(称为母级钢)的基础上,经过特殊冶练、处理的钢材,其含硫量为一般钢材的1/5以下,截面收缩率在15%以上。钢板沿厚度方向的受力性能(主要为延性性能)称为Z向性能。钢板的Z向性能可通...

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ZXIANGGANG,YOUCHENG“KANGCENGZHUANGSILIEGANG” (lamellar tearing resistant steel),JIPINGSHISUOSHUODEKANGCENGZHUANGSILIEGANGCAI,ZHEISHIZAIHANJIELIANJIEDEGANGJIEGOUZHONG,DANGGANGBANHOUDUBUXIAOYU40 mmQIECHENGSHOUYANBANHOUDUFANGXIANGDELALISHI,WEIBIMIANHANJIESHICHANSHENGCENGZHUANGSILIEXUYAOCAIYONGDE。ZHEIZHONGGANGBANSHIZAIMOUYIJIJIEGOUGANG(CHENGWEIMUJIGANG)DEJICHUSHANG,JINGGUOTESHUYELIAN、CHULIDEGANGCAI,QIHANLIULIANGWEIYIBANGANGCAIDE1/5YIXIA,JIEMIANSHOUSUOLVZAI15%YISHANG。GANGBANYANHOUDUFANGXIANGDESHOULIXINGNENG(ZHUYAOWEIYANXINGXINGNENG)CHENGWEIZXIANGXINGNENG。GANGBANDEZXIANGXINGNENGKETONGGUOZUOSHIYANGLASHENSHIYANDEDAO,YIBANYONGDUANMIANSHOUSUOLVLAIDULIANG。WOGUOSHENGCHANDEZXIANGGANGBANDEBIAOZHISHIZAIMUJIGANGGANGHAOHOUMIANJIASHANGZXIANGGANGBANDENGJIBIAOZHIZ15、Z25、Z35,ZZIHOUMIANDESHUZIWEIJIEMIANSHOUSUOLVDEZHIBIAO(%)。

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