安徽11选5

合金钢管
专业生产经营合金钢管
公司现货资源量大、规格齐全、质优价低

焊接后热处理对焊接钢管抗应力腐蚀性能的影响

[ 关键词:焊接钢管 发表日期:2013-10-04 22:00:26 ]

  焊接后热处理可以有效降低焊接残余应力,并且热处理温度越高,残余应力消除效果越好。焊后热处理还可有效的提高焊接钢管的抗应力腐蚀能力,后热处理的温度越高,抗应力腐蚀能力提高的越显著。焊接钢管的应力腐蚀只有在特定的环境下才能发生,它还具有以下一些特点:

  (1)ZHIYOUCUNZAIYINGLI(TEBIESHILAYINGLI)SHI,CAINENGCHANSHENGYINGLIFUSHILIEWEN。ZHEIZHONGYINGLIKEYISHIWAIJIAYINGLI,HUOSHIHANJIEHEJIATGUOCHENGZHONGYINRUDECANYUYINGLI,YEKEYISHIFUSHICHANWUDEXIERUZUOYONGERYINQIDEKUOZHANGYINGLI。

  (2)YINGLIFUSHIDUANLIESHIYIZHONGYUSHIJIANYOUGUANDEZHIHOUPOHUAI,ZHEIHEQINGZHIHOUKAILIEWANQUANLEISI。

  (3)YINGLIFUSHIKAILIESHIYIZHONGDIYINGLICUIXINGDUANLIE。

  YINGLIFUSHIKAILIESHISHIYOUHUAGONGSHEBEI,TEBIESHISHIYOUGUANDAOYONGHANJIEGANGGUANSHIXIAODECHANGJIANYUANYIN。YOUYUYINGLIFUSHIKAILIEFASHENGDEBUKEYUJIANXING,YINCISHISHIYOUHUAGONGXINGYEZHONGDEZUIDAYINHUAN。FASHENGYINGLIFUSHIKAILIEDEBIYAOTIAOJIANSHILAYINGLIHEFUSHIJIEZHIGONGCUN,LAYINGLISHICHANSHENGYINGLIFUSHIDEZHONGYAOTIAOJIAN。ZAISHIYOUHUAGONGHEHEDIANZHANDENGXINGYEDESHEBEIZHONG,DABUFENYINQIYINGLIFUSHIKAILIEDEYINGLISHIYOUCANYULAYINGLIYINQIDE,TAWANGWANGDIEJIAZAIGONGZUOYINGLISHANG。CANYULAYINGLIZHUYAOLAIZISHEBEIZAIHANJIEGUOCHENGZHONGCHANSHENGDECANYULAYINGLI。

  MUQIAN,GONGCHENGSHANGGUANGFANCAIYONGHANJIELENGQUEHOUJINXINGTUIHUOCHULIXIAOCHUCANYUYINGLI,ERHANHOULENGQUESHICANYUYINGLICHANSHENGDEZHONGYAOGUOCHENG,ZHEIZHONGZUOFAJILANGFEILENENGYUANYOURONGYICHANSHENGJIAODADEHANJIECANYUYINGLI。HANJIEHOURECHULISHIYIZHONGXINDEXIAOCHUCANYUYINGLIJISHU。HANQIANJIANGCAILIAOYUREZHIHOURECHULIWENDUBINGZAIHANJIEGUOCHENGZHONGDUIHANJIANCHIXUJIAREBAOCHIZHEIYIWENDU,HANJIEWANCHENGHOUSHIYONGBAOWENMIANDUIQIJINXINGBAOWENSHIQIHUANMANLENGQUE。ZHEIZHONGFANGFAKEYIYOUXIAODIJIANGDIHANJIECANYUYINGLI,TIGAOJINSHUDEKANGYINGLIFUSHIXINGNENG。