幸运飞艇长

土木工程網-工程師的家園
鋼結構超全知識要點!get!
RSS 打印 復制鏈接 發布時間:2019-12-06 08:45:42

知識點

1、建筑鋼材有兩種可能的破壞形式

SUXINGPOHUAIHECUIXINGPOHUAI,ERZHEDETEZHENGKECONGSUXINGBIANXING、MINGYIYINGLI、DUANKOUXINGSHISANFANGMIANLAILIJIE。YINGXIANGCUIXINGPOHUAIDEYINSUYOUYOUHAIHUAXUEYUANSU、YEJINQUEXIANDENG,DANZONGDELAIKAN,GANGCAIDEZHILIANG、YINGLIJIZHONGHEDIWENDEYINGXIANGBIJIAODA。FANGZHICUIXINGPOHUAIBIXUHELISHEJI、ZHENGQUEZHIZAOHEZHENGQUESHIYONGSANZHEDEXIANGHUPEIHE。

2、鋼材的σ-ε曲線在下列標準條件下獲得的:

幸运飞艇长Ⅰ)BIAOZHUNSHIJIAN(WUYINGLIJIZHONG);

Ⅱ)JINGHEZAIYICILASHENDAOPOHUAI;

幸运飞艇长Ⅲ)SHIYANWENDUWEI20°C。

ANJIANZHUGANGCAIDEσ-εQUXIANQIGONGZUOKEFENWEIDANXING、DANSUXING、SUXINGHEQIANGHUASIGEJIEDUAN,BINGJIANGQIJIANHUACHENGLIXIANGDANSUXINGTI。CONGLASHENSHIYANDEDAOKANGLAQIANGDUfu、QUFUQIANGDUfy、SHENCHANGLVδ5SANGEGANGCAIJIBENXINGNENGZHIBIAO,fu、fySHIJINGLIQIANGDUZHIBIAO,δ5SHIGANGCAIZAIJINGHEZAIZUOYONGXIASUXINGXINGNENGZHIBIAO。CHENGZHONGJIEGOUGANGCAIDOUYINGJUYOUZHESANGEZHIBIAOHEGEDEBAOZHENG,DUIZHONGYAOHUOXUYAOLENGJIAGONGDEGOUJIAN,QIGANGCAISHANGYINGJUYOULENGWANSHIYANDEHEGEBAOZHENG。

3、沖擊韌性Cv

幸运飞艇长CHONGJIRENXINGCvSHIBIAOSHIGANGCAIZAIDONGLIHEZAIZUOYONGXIADIKANGCUIXINGDUANLIENENGLIZHIBIAO,DUIZHIJIECHENGSHOUJIAODADONGLIHEZAIDEJIEGOUYINGTICHUXIANGYINGCHONGJIRENXINGYAOQIU。

4、應力

幸运飞艇长GANGCAIZAIJINGHEZAIZUOYONGXIA,DANXIANGYINGLISHI,YAOQIUJIEMIANZUIDAYINGLIBUCHAOGUOQUFUDIAN;FUZAYINGLIZHUANGTAISHI,YAOQIUZHESUANYINGLIδeqBUCHAOGUOfy。

5、理解各種因素對鋼材性能的不利影響

DUIHUAXUECHENGFENYAOFENQINGYOULIYUANSUHEYOUHAIYUANSU,YINGTEBIEZHUYITAN、LIU、LINDEYINGXIANG。ZHONGSHIYINGLIJIZHONGCHANSHENGDEYINGXIANG,QIHOUGUOSHIDAOZHIJUBUCHANSHENGSHUANGXIANGHUOSANXIANGSHOULADEYINGLIZHUANGTAI,SHIGANGCAIBIANCUI。YINGTONGGUOHELIDEGOUZAOCUOSHI(RUPINGHUANGUODU)JINLIANGBIMIANYINGLIJIZHONG。

6、正確選擇鋼材和提出合理指標要求

幸运飞艇长GUIFANTUIJIANQ235、16Mn、16Mnq、15MnV、15MnVqGANGWEICHENGZHONGJIEGOUGANG,LIJIETAMENPAIHAODEBIAOSHIFANGFA,YEJINGONGCHANGDUICAIZHIYINGBAOZHENGDEXIANGMUHENENGFUJIABAOZHENGDEXIANGMU,ZHANGWOGENJUSHEJIJIEGOUDEJUTITIAOJIANZHENGQUEXUANZEGANGCAIHETICHUHELIZHIBIAOYAOQIUDEFANGFA。

7、掌握鋼板和型鋼的表示方法

FU:GANGJIEGOUPAIHAO

GANGJIEGOUPAIHAO

GB/T5613-1995BIAOZHUNZHONGDUIZHUGANGGUIDINGLELIANGZHONGPAIHAOBIAOSHIFANGFA

1)YIQUFUQIANGDUHEKANGLAQIANGDULIXUEXINGNENGWEIZHUDEPAIHAOBIAOSHIFANGFA,RUZG200-400DENG。ZGSHIDAIBIAOZHUGANGDEFUHAO,200HE400FENBIESHIQUFUQIANGDUHEKANGLAQIANGDUDEZUIDIZHI( MPa).

2)YIHUAXUECHENGFENWEIZHUDEPAIHAOBIAOSHIFANGFA,RUZG20Cr13DENG。CrWEIGEYUANSUFUHAO,20WEIPINGJUNTANHANLIANG(YIWANFENZHIJIJI),13WEIGEPINGJUNHANLIANG(ZHILIANGFENSHU)(%)。

幸运飞艇长LINGJIAYIXIEZIMUHEFUHAOFENBIEBIAOSHIBUTONGDEHANYI,RUZD345―570WEIYIBANGONGCHENGYUJIEGOUYONGDIHEJINZHUGANG;ZG200―400HWEIHANJIEJIEGOUYOUYONGTANSUZHUGANG;ZGMn 13WEIZHUGANG。

拓展

GANGJIEGOUYONGGANGZHUYAOYOULIANGZHONG:DITANSUJIEGOUGANGHEDIHEJINGAOQIANGDUJIEGOUGANG。

DIHEJINGAOQIANGJIEGOUGANGDEPAIHAOZUIDIYOUQ295KAISHI,ERTANSUJIEGOUGANGZUIGAODEPAIHAOSHIQ275JIEZHI,JINGUANDUIGONGCHENGQUFUDIANDEHANYIJIESHIXIANGTONG,DANSHUZHIBINGWUZHONGFUQIEQIAHAOXIANJIE。

1、TANSUJIEGOUGANGDEPAIHAOWEI:Q×××(A~D)+TUOYANGFANGSHI。QIZHONGQ×××BIAOSHIQUFUQIANGDU;A~DBIAOSHICHONGJIRENXINGZHILIANGDENGJIYOUDIDAOGAO;ZAIGUANZHUGUOCHENGZHONG,YOUTUOYANGCHENGDUBUTONGFENZHENJINGGANG〖TZ、Z〗,BANZHENJINGGANG〖b〗,FEITENGGANG〖F〗。DUIYUQ235LAISHUO,A、BLIANGJIKEYISHI(Z、b、F),CJIZHINENGSHI(Z),DJIZHINENGSHI(TZ)。

2、DIHEJINGAOQIANGDUJIEGOUGANG:ZAIYELIANGUOCHENGZHONGTIANJIASHAOLIANGJIZHONGHEJINYUANSU,SHIGANGDEQIANGDUMINGXIANTIGAO,QIZHONGHEJINHANLIANGDIYU5%,GUCHENGWEIDIHEJINGAOQIANGDUJIEGOUGANG;PAIHAOBIAOSHIYUTANSUJIEGOUGANGXIANGTONG,ZHILIANGDENGJIANCHONGJIRENXINGFENWEI A~E 5GEDENGJI。DIHEJINGAOQIANGDUJIEGOUGANGDEA、BJIWEIZHENJINGGANG,C、D、EJIWEITESHUZHENJINGGANG。

3、HEJINJIEGOUGANG:BAOKUOYOUZHIGANG、GAOJIYOUZHIGANGHETEJIYOUZHIGANG;HEJINJIEGOUGANGDEPAIHAOGONG77GE,ANZHUJIAHEJINYUANSUHUAFENWEI24GEGANGZU。

幸运飞艇长PAIHAOHANYI:HEJINJIEGOUGANGDEPAIHAOYOUSHUZIHEHEJINYUANSUHUAXUEFUHAOZUCHENG。SHUZIBIAOSHICIGANGPINGJUNHANTANLIANGSHIWANFENZHIJI;JIHOUDEHUAXUEFUHAODAIBIAOSUOJIADEHEJINYUANSU,BINGHOUZHUICIYUANSUPINGJUNHANLIANGDEDAIBIAOSHUMA(DUIGEHEJINYUANSUPINGJUNHANLIANGDAIMADEGUIDING:DANGXIAOYU1.5%SHIYIBANBUXIE,DANDANGRUCIBIAOSHIFASHENGPAIHAOLEITONGSHIXUJIANGHEJINYUANSUHANLIANGGAODEHOUBIANBIAO1,YISHIQUBIE;DANGHANLIANGWEI1.5%~2.49%、2.50%~3.49%、3.50%~4.49%SHIFENBIEXIECHU2、3、4BIAOSHI,HANLIANGZAIGAOSHI,YICILEITUI)。

幸运飞艇长ZHILIANGDENGJIBIAOJI:ZAIGANGDEPAIHAOMOWEIYINGJIANGSUOSHUYEJINZHILIANGHUADINGDEDENGJIANGUIDINGJIAZHUBIAOJI,YOUZHIGANGBUJIA、GAOJIYOUZHIGANGJIA A 、TEJIYOUZHIGANGJIA E。

Q、鋼材選擇時要做到結構安全可靠,同時用材經濟合理。影響鋼材選擇的因素:

A

幸运飞艇长1、JIEGOUHUOGOUJIANDEZHONGYAOXING;

2、HEZAIXINGZHI(JINGZAIorDONGZAI);

幸运飞艇长3、LIANJIEFANGFA(HANJIE、LIUJIEorLUOSHUANLIANJIE);

4、GONGZUOTIAOJIAN(WENDUorFUSHIJIEZHI)

DUIYUZHONGYAOJIEGOU、ZHIJIECHENGSHOUDONGHEZAI、CHUYUDIWENTIAOJIANXIADEJIEGOUJIHANJIEJIEGOU,YINGXUANYONGZHILIANGJIAOGAODEGANGCAI。

輕鋼與重鋼的區別?

幸运飞艇长SHOUXIAN,MEIYOUQINGGANGDEJIAOFA,QINGGANGXIANGDUIYUPUGANG。

幸运飞艇长QINGXINGGANGJIEGOUSHIYIGEHENMOHUDEGAINIAN,MEIYOUYANGEDEDINGYI。  

PANDINGJIEGOUWEIPUGANGYUQINGGANGJIEGOUQUESHIMEIYOUYIGETONGYIDEBIAOZHUN,HENDUOYOUJINGYANDESHEJISHIHUOXIANGMUJINGLIYECHANGCHANGBUNENGWANQUANSHUOMINGBAI,DANWOMENKEYIYIYIXIESHUJUZONGHEKAOLVBINGJIAYIPANDUAN: 

幸运飞艇长1、CHANGFANGXINGCHEQIDIAOZHONGLIANG:DAYUDENGYU25DUN,KEYIRENWEIWEIPUGANGJIEGOULE。 

2、MEIPINGMIYONGGANGLIANG:DAYUDENGYU50KG/M2,KERENWEISHIPUGANGJIEGOU。 

幸运飞艇长3、ZHUYAOGOUJIANGANGBANHOUDU:DAYUDENGYU10MM,QINGGANGJIEGOUYONGDEJIAOSHAO。 

幸运飞艇长LINGWAI,HUANYOUYIXIECANKAOZHI:RUMEIPINGMIZAOJIA,ZUIDAGOUJIANZHONGLIANG,ZUIDAKUADU,JIEGOUXINGSHI,YANGAODENG,YISHANGZHEXIEZAIPANDUANCHANGFANGSHIFOUWEIPUGANGHUOQINGGANGSHIKEYITIGONGJINGYANSHUJU,DANGRANXIANZAIHENDUOJIANZHUDOUSHIQING、PUGANGDOUYOU。

DANYOUYIXIEWOMENKEYIJIAOKENDINGDESHUOSHIPUGANG,RU:SHIHUACHANGFANGSHESHI、DIANCHANGCHANGFANG、DAKUADUDETIYUCHANGGUAN、ZHANLANZHONGXIN,GAOCENGHUOCHAOGAOCENGGANGJIEGOU。 

幸运飞艇长PUTONGGANGJIEGOUDEFANWEIHENGUANG,KEYIBAOHANGEZHONGGANGJIEGOU,BUGUANHEZAIDAXIAO,SHENZHIBAOKUOQINGXINGGANGJIEGOUDEXUDUONEIRONG,QINGXINGFANGWUGANGJIEGOUJISHUGUICHENGZHISHIZHENDUIQI“QING”DETEDIANERGUIDINGLEYIXIEGENGJUTIDENEIRONG,ERQIEFANWEIZHIJUXIANZAIDANCENGMENSHIGANGJIA。 

幸运飞艇长QINGXINGGANGJIEGOUSHIYIGEHENMOHUDEGAINIAN,MEIYOUYANGEDEDINGYI。  

YIBANKEYIYOULIANGZHONGLIJIE。YIZHONGSHIXIANXING《GANGJIEGOUSHEJIGUIFAN》ZHONGDISHIYIZHANG“YUANGANG、XIAOJIAOGANGDEQINGXINGGANGJIEGOU”,SHIZHIYONGYUANGANGHEXIAOYUL45×4HEL56×36×4DEJIAOGANGZHIZUODEQINGXINGGANGJIEGOU,ZHUYAOZAIGANGCAIQUEFANIANDAISHIYONGYUBUYIYONGGANGJINHUNNINGTUJIEGOUZHIZAODEXIAOXINGJIEGOU,XIANYIJIBENSHANGBUDACAIYONG,SUOYIZHECIGANGJIEGOUSHEJIGUIFANXIUDINGZHONGYIJIBENSHANGQINGXIANGQUDIAO。

LINGYIZHONGSHI《MENSHIGANGJIAQINGXINGFANGWUGANGJIEGOUJISHUGUICHENG》SUOGUIDINGDEJUYOUQINGXINGWUGAIHEQINGXINGWAIQIANGDEDANCENGSHIFUMENSHIGANGJIAJIEGOU,ZHELIDEQINGXINGZHUYAOSHIZHIWEIHUSHIYONGQINGZHICAILIAO。

YOUCIKEJIAN,QINGGANGYUPUGANGZHIFENBUZAIJIEGOUBENSHENDEQINGZHONG,ERZAISUOCHENGSHOUDEWEIHUCAILIAODEQINGZHONG,ERZAIJIEGOUSHEJIGAINIANSHANGHUANSHIYIZHIDE。

H型鋼與工字鋼的區別

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幸运飞艇长1、GONGZIXINGGANGZHUYAOBULUNSHIPUTONGXINGHUANSHIQINGXINGDE,YOUYUJIEMIANCHICUNJUNXIANGDUIJIAOGAO、JIAOZHAI,GUDUIJIEMIANLIANGGEZHUXIUDEGUANXINGJUXIANGCHAJIAODA*YINCI,YIBANJINNENGZHIJIEYONGYUZAIQIFUBANPINGMIANNEISHOUWANDEGOUJIANHUOJIANGQIZUCHENGGEGOUSHISHOULIGOUJIAN。DUIZHOUXINSHOUYAGOUJIANHUOZAICHUIZHIYUFUBANPINGMIANHUANYOUWANQUDEGOUJIANJUNBUYICAIYONG,ZHEJIUSHIQIZAIYINGYONGFANWEISHANGYOUZHUHENDADEJUXIAN

幸运飞艇长2、 HXINGGANGSHUYUGAOXIAOJINGJICAIMIANXINGCAI(QITAHUANYOULENGWANBOBIXINGGANG、YAXINGGANGBANDENG),YOUYU JIEMIANXINGZHUANGHELI,TAMENNENGSHIGANGCAIGENGGAODIFAHUIXIAONENG,TIGAOCHENGCAINENGLI。BUTONGYUPUTONGGONGZIXINGDESHIHXINGGANGDEYIXIUJINXINGLEJIAKUAN,QIENEI、WAIBIAOMIANTONGCHANGSHIPINGXINGDE,ZHEYANGKEBIANYUYONGGAOQIANGDULUOGUIHEQITAGOUJIANLIANJIE。QICHICUNGOUCHENGHELIXILIE,XINGHAOQIQUAN,BIANYUSHEJIXUANYONG。HXINGGANGDEYAZHIBUTONGYUPUTONGGONGZIGANGJINYONGYITAOSHUIPINGYAGUN,YOUYUQIYIJIANGJIAOKUANQIEWUXIEDU(HUOXIEDUHENXIAO),GUXUZENGSHEYIZULISHIYAGUNTONGSHIJINXINGGUNYA。YINCI,QIYAZHIGONGYIHESHEBEIDOUBIPUTONGYAJIFUZA。 

幸运飞艇长ZONGZHIHXINGGANGSHIGONGZIGANGDEHUANDAICHANPIN,SUOYILIANGZHEZAISHIJIYINGYONGZHONGXUANZESHIYONGDEBIAOZHUNSHI:JINLIANGBUYONGGONGZIGANG。

熱軋和冷軋的區別

1、LENGYACHENGXINGGANGYUNXUJIEMIANCHUXIANJUBUQUQU,CONGERKEYICHONGFENLIYONGGANJIANQUQUHOUDECHENGZAILI;ERREYAXINGGANGBUYUNXUJIEMIANFASHENGJUBUQUQU。 

幸运飞艇长2、REYAXINGGANGHELENGYAXINGGANGCANYUYINGLICHANSHENGDEYUANYINBUTONG,SUOYIJIEMIANSHANGDEFENBUYEYOUHENDACHAYI。LENGWANBOBIXINGGANGJIEMIANSHANGDECANYUYINGLIFENBUSHIWANQUXINGDE,ERREZHAXINGGANGHUOHANJIEXINGGANGJIEMIANSHANGCANYUYINGLIFENBUSHIBOMOXING 。

3、REYAXINGGANGDEZIYOUNIUZHUANGANGDUBILENGYAXINGGANGGAO,SUOYIREYAXINGGANGDEKANGNIUXINGNENGYAOYOUYULENGYAXINGGANG。

拓展

熱軋優點

REYADEYOUDIANSHIKEYIPOHUAIGANGDINGDEZHUZAOZUZHI,XIHUAGANGCAIDEJINGLI,BINGXIAOCHUXIANWEIZUZHIDEQUEXIAN,CONGERSHIGANGCAIZUZHIMISHI,LIXUEXINGNENGDEDAOGAISHAN。ZHEZHONGGAISHANZHUYAOTIXIANZAIYANYAZHIFANGXIANGSHANG,CONGERSHIGANGCAIZAIYIDINGCHENGDUSHANGBUZAISHIGEXIANGTONGXINGTI;JIAOZHUSHIXINGCHENGDEQIPAO、LIEWENHESHUSONG,YEKEZAIGAOWENHEYALIZUOYONGXIABEIHANHE。 

熱軋缺點

YISHIJINGGUOREYAZHIHOU,GANGCAINEIBUDEFEIJINSHUJIAZAWU(ZHUYAOSHILIUHUAWUHEYANGHUAWU,HUANYOUGUISUANYAN)BEIYACHENGBOPIAN,CHUXIANFENCENG(JIACENG)XIANXIANG。FENCENGSHIGANGCAIYANHOUDUFANGXIANGSHOULADEXINGNENGDADAEHUA,BINGQIEYOUKENENGZAIHANFENGSHOUSUOSHICHUXIANCENGJIANSILIE。HANFENGSHOUSUOYOUFADEJUBUYINGBIANSHICHANGDADAOQUFUDIANYINGBIANDESHUBEI,BIHEZAIYINQIDEYINGBIANDADEDUO。

ERSHIBUJUNYUNLENGQUEZAOCHENGDECANYUYINGLI。CANYUYINGLISHIZAIMEIYOUWAILIZUOYONGXIANEIBUZIXIANGPINGHENGDEYINGLI,GEZHONGJIEMIANDEREYAXINGGANGDOUYOUZHELEICANYUYINGLI,YIBANXINGGANGJIEMIANCHICUNYUEDA,CANYUYINGLIYEYUEDA。CANYUYINGLISUIRANSHIZIXIANGPINGHENGDE,DANDUIGANGGOUJIANZAIWAILIZUOYONGXIADEXINGNENGHUANSHIYOUYIDINGYINGXIANG。RUDUIBIANXING、WENDINGXING、KANGPILAODENGFANGMIANDOUKENENGCHANSHENGBULIDEZUOYONG。 

LENGYASHIZHIZAICHANGWENXIA,JINGGUOLENGLA、LENGWAN、LENGBADENGLENGJIAGONGBAGANGBANHUOGANGDAIJIAGONGCHENGGEZHONGXINGSHIDEGANGCAI。

冷軋優點

YOUDIANSHICHENGXINGSUDUKUAI、CHANLIANGGAO,QIEBUSUNSHANGTUCENG,KEYIZUOCHENGDUOZHONGDUOYANGDEJIEMIANXINGSHI,YISHIYINGSHIYONGTIAOJIANDEXUYAO;LENGYAKEYISHIGANGCAICHANSHENGHENDADESUXINGBIANXING,CONGERTIGAOLEGANGCAIDEQUFUDIAN。 

冷軋缺點

QUEDIANYISHISUIRANCHENGXINGGUOCHENGZHONGMEIYOUJINGGUORETAISUXINGYASUO,DANJIEMIANNEIRENGRANCUNZAICANYUYINGLI,DUIGANGCAIZHENGTIHEJUBUQUQUDETEXINGBIRANCHANSHENGYINGXIANG。 

ERSHILENGYAXINGGANGYANGSHIYIBANWEIKAIKOUJIEMIAN,SHIDEJIEMIANDEZIYOUNIUZHUANGANGDUJIAODI。ZAISHOUWANSHIRONGYICHUXIANNIUZHUAN,SHOUYASHIRONGYICHUXIANWANNIUQUQU,KANGNIUXINGNENGJIAOCHA。

 SANSHILENGYACHENGXINGGANGBIHOUJIAOXIAO,ZAIBANJIANXIANJIEDEZHUANJIAOCHUYOUMEIYOUJIAHOU,CHENGSHOUJUBUXINGDEJIZHONGHEZAIDENENGLIRUO。

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(JIBENDEHANJIEFUHAO)

知識點

1、焊接是鋼結構最主要的連接方式,有對接焊縫和角焊縫兩種基本形式。

幸运飞艇长CHANGYONGDEHANJIEFANGFAYOUSHOUGONGHAN、ZIDONG(HUOBANZIDONG)MAIHUHAN。SHOUGONGHANHANTIAOXINGHAOYINGYUZHUTIJINSHUQIANGDUXIANGSHIYING。SHIHANGUOCHENGZHONGKENENGCHANSHENGLIEWEN、QIKONG、SHAOCHUAN、HUKENGDENGQUEXIAN。WEIBAOZHENGHANFENGZHILIANG,YINGGENJUHANFENGDENGJIANGEZIBUTONGDEJIANYANBIAOZHUNJINXINGZHILIANGJIANCHA。

2、焊縫

WEIBAOZHENGHANFENGZHILIANGHEBIANYUSHIHAN,DUIJIEHANFENGYAOQIUANHANJIANHOUDUCAIYONGBUTONGXINGSHIDEPOKOU,POKOUXINGSHIYOUIXING、DANBIANVXING、VXING、UXING、KXING、XXINGDENG。DUIYUMEIYOUCAIYONGYINHUBANDEHANFENG,JISUANSHIHANFENGCHANGDUYAOKAOLVQILUOHUDEYINGXIANG。DUIJIEHANFENGJIEMIANSHANGDEYINGLIFENBUYUMUCAIXIANGTONG,QIANGDUJISUANGONGSHIYEXIANGTONG,ZHOULIZUOYONGXIAYIBANCAIYONGZHIFENG,QIANGDUBUZUSHIKECAIYONGXIEHANFENG,DANGQINGXIEJIAODUθ≤56°SHI,KEBUJINXINGHANFENGQIANGDUJISUAN,ZAIWANJU、JIANLIGONGTONGZUOYONGXIADEJISUANGONGSHIYEKECAIYONGCAILIAOLIXUEGONGSHI。

3、角焊縫受力復雜,按受力不同分為側焊縫和端焊縫

幸运飞艇长WEIBAOZHENGHANJIEZHILIANG,GUIFANDUIHANJIAOCHICUNhfJIHANFENGJISUANCHANGDUlwDENGDOUZUOLEGOUZAOGUIDING。JIAOHANFENGJISUANYIZUIXIAOHANFENGJIEMIANWEIJISUANJIEMIAN,QIEBULUNKANGLA、KANGYAJIKANGJIANJUNCAIYONGTONGYIQIANGDUSHEJIZHI£fw。DUIJIAOHANFENGZAIZHOUXINLI、WANJU、NIUJU、JIANLIJIJIGELIGONGTONGZUOYONGXIADESHOULIJINXINGLEFENXIBINGTUIDAOCHUBUTONGQINGKUANGXIADEJISUANGONGSHI,YINGSHULIANZHANGWO。

4、焊接

幸运飞艇长SHIHANSHI,YOUYUBUJUNYUNDEWENDUCHANG,SHIGANJIANCHANSHENGHANJIEBIANXINGHEHANJIEYINGLI,ZHEDUIJIEGOUZAICHANGWEN、JINGZAIZUOYONGXIADECHENGZAILIMEIYOUYINGXIANG,DANZENGDALEJIEGOUDEBIANXING,JIANGDILEJIEGOUDEGANGDU、PILAOQIANGDUYIJIWENDINGCHENGZAILI。CONGSHEJIHESHIGONGFANGMIANYINGCAIQUBUTONGCUOSHIJIANXIAOHUOXIAOCHUCANYUYINGLIHECANYUBIANXING,RUSHEJISHANGJINLIANGSHIHANFENGDUICHENGBUZHI;SHIHANSHIYINGCAIYONGHELIDESHIHANCIXUDENG。

5、螺栓排列

幸运飞艇长PUTONGLUOSHUANPAILIESHI,GUIFANGENJUSHOULI、GOUZAOHESHIGONGSANFANGMIANDEYAOQIUGUIDINGLERONGXUJULI,ZHENDUILUOSHUANJIZHONGKENENGDEPAILIEXINGSHI,TICHULEBUTONGDEFANGZHICUOSHI,ZAIQUEDINGDANGELUOSHUANCHENGZAILISHEJIZHIDEJICHUSHANG,FENXILELUOSHUANQUNZAIBUTONGHEZAIZUOYONGXIADESHOULIHEJISUANFANGFA。

6、高強度螺栓

GAOQIANGDULUOSHUANSHITONGGUOTEZHIBANSHOUNINGJINLUOMAO,SHILUOGANCHANSHENGHENDADEYULALI,JIANGBANJIANYAJIN。ZAIWAILIZUOYONGXIA,BANJIANJIANCHANSHENGHENDADEMOCALI。MOCAXINGGAOQIANGLUOSHUANJIUSHIYIKAOMOCALICHUANDIJIANLIDE。DANGJIANLIDENGYUMOCALISHI,LIANJIEYINGDINGDADAOJIXIANZHUANGTAI。ZHANGWOQISHOULIXINGNENG,CHUANLIFANGSHIJIGEZHONGJISUANFANGFA,BINGYUPUTONGLUOSHUANJIAYIDUIZHAOLIJIEFENXI。

FULU:

HANJIEFUHAODANYUANDEWEIZHI

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幸运飞艇长DAIPOKOUHANFENGFUHAOSHIYONGFANLI

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幸运飞艇长JIANTOUCEDEJUANBIANHANFENGFUHAOFANLI

6.jpg

JIETOULEIXINGBUZHIYIZHONGSHICAIYONGZUHEHANFENGFUHAOFANLI

7.jpg

HUAYOUYUANQUANDEHANFENGJIFUHAOFANLI

8.jpg

FENGDIHEDADIHANDAODEFUHAO

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JIAOHANFENGDECHICUNBIAOZHU

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什么因素決定了角焊縫的尺寸?

DA:JIAOHANFENGCHICUNYOUHANFENGCHICUNZHONGZUIDUANDEHANJIAOGAOLAIJUEDING

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鋼結構中的殘余應力就是指的焊接殘余應力嗎?還是焊接殘余應力只是其中的主要部分?

幸运飞艇长1,GANGJIEGOUDEHANJIEGUOCHENGSHIZAIHANJIANJUBUQUYUJIARERONGHUA,RANHOULENGQUENINGGUDEREGUOCHENG,YOUYUBUJUNYUNDEWENDUCHANG,DAOZHIGOUJIANBUJUNYUNDEPENGZHANGHESHOUSUO,CONGERSHIGOUJIANNEIBUCANCUNYINGLIBINGYINQIBIANXING,TONGCHENGDEHANJIECANYUYINGLIHECANYUBIANXING.

2,CANYUYINGLISHIGANGCAIZAIREYA、YANGGE、HANJIEDEJIAREHELENGQUEGUOCHENGZHONGCHANSHENGDE,XIANLENGQUEBUFENXINGCHENGYAYINGLI,HOULENGQUEBUFENXINGCHENGLAYINGLI。

3,HANJIECANYUYINGLIANQIFANGXIANGKEHUAFENWEIZONGXIANGCANYUYINGLI、HENGXIANGCANYUYINGLIHEHOUDUFANGXIANGCANYUYINGLISANZHONG。

幸运飞艇长4,HANJIECANYUYINGLIHEHANJIECANYUBIANXINGDEYINGXIANG

幸运飞艇长<1>,GANGDU——YOUYUZAICANYULAYINGLIQUYUTIQIANJINRUSUXINGZHUANGTAIERGANGDUJIANGWEILING,JIXUZENGJIADEWAILIJINYOUDANXINGQUCHENGDAN,YINCIGOUJIANBIANXINGBIRANZENGDA,GANGDUJIANXIAO。

幸运飞艇长<2>,JINGLIQIANGDU——CANYUYINGLIDUIJINGLIQIANGDUBINGWUYINGXIANG。

幸运飞艇长<3>,YAGANDEWENDINGCHENGZAILI——YOUCANYUYINGLIDEYAGAN,ZAICANYUYINGLIQUTIQIANJINRUSUXINGZHUANGTAI,JIEMIANDEDANXINGQUJIANXIAO,GANJIANDEKANGWANGANGDUYEXIANGYINGJIANXIAO,YINCIQIWENDINGCHENGZAILIJIANGDI。

幸运飞艇长<4>,PILAOQIANGDUHEWENDULENGCUI——YOUYUSUXINGBIANXINGSHOUDAOYUESHU,CAILIAOBIANCUI,SHILIEWENRONGYICHANSHENGHEKAIZHAN,PILAOQIANGDUYEHUIJIANGDI,ZAIDIWENQINGKUANGXIA,GENGRONGYIXINGCHENGLENGCUILIEWEN。

5,HANJIECANYUBIANXINGDUIJIEGOUDEYINGXIANG

HANJIECANYUBIANXINGBUJINYINGXIANGJIEGOUDECHICUN,SHIZHUANGPEIKUNNAN,ERQIESHIGOUJIANCHANSHENGCHUPIANXINHECHUWANQUDENGCHUSHIQUEXIAN,ZAISHOUHEZAISHIYINQIFUJIANEILI,YINGXIANGQICHENGZAINENGLI。

6,HANJIECANYUYINGLIDEFENBUYUDAXIAO

幸运飞艇长CANYUYINGLIDEFENBU、DAXIAOYUJIEMIANDEXINGZHUANG、CHICUN、ZHIZAOFANGFAHEJIAGONGGUOCHENGDENGYOUGUAN,ERYUGANGCAIDEQIANGDUDENGJIGUANXIBUDA。

7,JIANSHAOHANJIECANYUYINGLIHECANYUBIANXINGDEFANGFA:

RUSHANGSUOSHU,HANJIECANYUYINGLIHECANYUBIANXINGDUIJIEGOUXINGNENGJUNYOUBULIYINGXIANG,GUYINGJIANXIAOCANYUYINGLIBINGKONGZHICANYUBIANXINGGUODA,SHIQIFUHE〈SHIGONGGUIFAN〉DEGUIDING,FOUZEYINGJINXINGJIAOZHENG。CANYUYINGLIHECANYUBIANXINGZAIHANJIEGUOCHENGZHONGSHIXIANGHUGUANLIANDE。WEILEJIANXIAOCANYUBIANXING,ZAISHIHANSHIYINGDUIHANJIANJINXINGJIAQIANGYUESHU。

WEILEJIANXIAOWOMENYINGKAOLVYIXIALIANGGEFANGMIAN:

〈1〉SHEJIFANGMIAN

幸运飞艇长〈2〉ZHIZAO、HANJIEGONGYIFANGMIAN。

焊接殘余應力分類及影響:

幸运飞艇长HANJIECANYUBIANXING:HANJIEDEBUJUNYUNJIAREHEGAOWENQUDERETAISUXINGYASUO,SHIGOUJIANLENGQUEHOUCHANSHENGYIXIECANYUBIANXING,RUZONGXIANGSUODUAN,HENGXIANGSUODUAN,WANQUBIANXING,JIAOBIANXINGHENIUQUBIANXINGDENG。

焊接殘余應力分類:

1)ZONGXIANGHANJIECANYUYINGLI;

2)HENGXIANGCANYUYINGLI;

3)YANHANFENGHOUDUFANGXIANGDECANYUYINGLI;

幸运飞艇长4)YUESHUZHUANGTAIXIACHANSHENGDEHANJIEYINGLI。

焊接殘余應力的影響

幸运飞艇长1)DUIJIEGOUJINGLIQIANGDUDEYINGXIANG:DUIYUJUYOUYIDINGSUXINGDECAILIAO,ZAIJINGLIHEZAIZUOYONGXIA,HANJIECANYUYINGLISHIBUHUIYINGXIANGJIEGOUQIANGDUDE;

2)DUIGANGDUDEYINGXIANG:HANJIECANYUYINGLIHUIJIANGDIJIEGOUDEGANGDU;

幸运飞艇长3)DUIYAGANWENDINGDEYINGXIANG:HANJIECANYUYINGLIHUISHIYAGANDENAOQUGANGDUJIANXIAO,CONGERBIDINGJIANGDIQIWENDINGCHENGZAILI;

4)DUIDIWENLENGCUIDEYINGXIANG:ZAIHOUBANHEYOUSANZHOUJIAOCHAHANFENGDEQINGKUANGXIA,JIANGCHANSHENGSANZHOUHANJIECANYUYINGLI,ZUAISUXINGBIANXING,ZAIDIWENXIASHILIEWENRONGYIFASHENGHEFAZHAN,JIASUGOUJIANDECUIXINGPOHUAI;

5)DUIPILAODEYINGXIANG:HANJIECANYUYINGLIDUIPILAOQIANGDUYOUBULIYINGXIANG,SHIHANFENGJIQIFUJINCHANSHENGGAOECANYULAYINGLI。

 減少焊接殘余應力和焊接變形的方法

1)CAIYONGHELIDESHIHANCIXU:LIRUGANGBANDUIJIESHICAIYONGFENDUANTUIHAN,HOUHANFENGCAIYONGFENCENGHAN,GONGZIXINGJIEMIANANDUIJIAOTIAOHANDENG;

幸运飞艇长2)SHIHANQIANGEIGOUJIANYIGEHEHANJIEBIANXINGXIANGFANDEYUBIANXING,SHIGOUJIANZAIHANHOUCHANSHENGDEHANJIEBIANXINGYUZHIZHENGHAODIXIAO;

3)DUIYUXIAOCHICUNHANJIAN,ZAISHIHANQIANYURE,HUOSHIHANHOUHUIHUO(JIAREZHI600°CZUOYOU,RANHOUHUANMANLENGQUE),KEYIXIAOCHUHANJIECANYUYINGLI。YEKEYIYONGJIXIEFANGFAHUOYANGGUIYANJUBUJIAREFANWANYIXIAOCHUHANJIEBIANXING。

合理的焊縫設計

幸运飞艇长WEILEJIANSHAOHANJIEYINGLIYUHANJIEBIANXING,SHEJISHIZAIGOUZAOSHANGCAIQUYIXIECUOSHI:

1)HANJIEDEWEIZHIYAOHELI,HANFENGDEBUZHIYINGJINKENENGDUICHENGYUGOUJIANZHONGXIN,YIJIANSHAOHANJIEBIANXING。

幸运飞艇长2)HANFENGCHICUNYAOSHIDANG,ZAIYUNXUFANWEINEI,KEYICAIYONGJIAOXIAOHANJIAOCHICUN,BINGJIADAHANFENGCHANGDU,SHIXUYAODEHANFENGZONGMIANJIBUBIAN,YIMIANYINHANJIAOCHICUNGUODAERYINQIGUODADEHANJIECANYUYINGLI。HANFENGGUOHOUHUANKENENGYINQISHIHANSHISHAOCHUAN、GUOREDENGXIANXIANG。

3)HANFENGBUYIGUODUJIZHONG。

4)YINGJINLIANGBIMIANSANXIANGHANFENGXIANGJIAO,WEICIKESHICIYAOHANFENGZHONGDUAN,ZHUYAOHANFENGLIANXUTONGGUO。

5)YAOKAOLVGANGBANDEFENCENGWENTI,BIMIANCHUIZHIYUBANMIANCHUANDILALI。

CIWAI,WEILEBAOZHENGHANJIEZHILIANG,HUANYINGZHUYI:HANFENGLIANJIEGOUZAOYAOJINKENENGBIMIANYANGHAN,BINGQIESHIHANSHIHANTIAOYIYUDAODA。

拓展

CANYUYINGLIDEJIANTUYIBANYONGZHIXIANHUOBUTAIFUZADEQUXIANZUCHENG。

◆   1、YAZHIPUTONGGONGZIGANG:YIYUANHOUDUBIFUBANDEHOUDUDADEDUO,FUBANZAIXINGGANGREYAHOUXIANLENGQUE,YIYUANZAILENGQUEDEGUOCHENGZHONGSHOUDAOYUQILIANJIEDEFUBANDEQIANZHIZUOYONG,YINCIYIYUANCHANSHENGLAYINGLI,ERFUBANDEZHONGBUSHOUDAOYASUOCHANSHENGYAYINGLI;

◆    2、YAZHIHXINGGANG:YIYUANDEJIANDUANXIANLENGQUE,YINCIJUYOUJIAOGAODECANYUYAYINGLI;

幸运飞艇长◆    3、HANJIEGONGZIGANG:YIYUANJUYOUYAZHIBIANHUOHUOYANQIEGEYIHOUYOUJINGGUOBAOBIANDEHANJIEGONGZIXINGJIEMIAN,QICANYUYINGLIYUHXINGGANGLEISI,ZHISHIYIYUANYUFUBANLIANJIECHUDECANYULAYINGLIKENENGDADAOQUFUQIANGDU;

幸运飞艇长◆    4、JUYOUHUOYANQIEGEYIYUANDEHANJIEGONGZIXINGJIEMIAN:YIYUANQIEGESHIDEWENDUCHANGHEHANFENGSHIHANSHILEISI,YINCIBIANYUANCHANSHENGLAYINGLI,YIYUANYUFUBANLIANJIECHUDECANYULAYINGLIJINGCHANGDADAOQUFUQIANGDU;

◆    5、YONGHENHOUDEYIYUANBANZUCHENGDEHANJIEGONGZIXINGJIEMIAN:YANYIYUANDEHOUDUCANYUYINGLIYEYOUHENDABIANHUA,BANDEWAIBIAOJUYOUCANYUYAYINGLI,BANDUANDEYINGLIHENGAOKEDADAOQUFUQIANGDU,ERBANDENEIBIAOZAIFUBANLIANJIEHANFENGCHUJUYOUHENGAODECANYULAYINGLI;

◆    6、HANJIEXIANGXINGJIEMIAN:ZAILIANJIEHANFENGCHUJUYOUGAODAQUFUQIANGDUDECANYULAYINGLI,ERZAIJIEMIANDEZHONGBUCANYUYAYINGLISUIBANJIANDEKUANHOUBIHEHANFENGDEDAXIAOERBIANHUA,DANGKUANHOUBIFANGDADAO40SHICANYUYAYINGLIZHIYOU0.2fyZUOYOU;

幸运飞艇长◆    7、DENGBIANJIAOGANG:DENGBIANJIAOGANGDECANYUYINGLI,QIFENGZHIYUJIAOGANGBIANDECHANGDUYOUGUAN;

幸运飞艇长◆    8、YAZHIGANGGUAN:YAZHIGANGGUANYANBIHOUBIANHUADECANYUYINGLI,TADENEIBIAOMIANZAILENGQUESHIYINSHOUDAOXIANYILENGQUEDEWAIBIAOMIANDEYUESHUGUYOUCANYULAYINGLI,ERWAIBIAOMIANJUYOUCANYUYAYINGLI。(REYAYUANGUANDELAYACANYUYINGLIDOUBIJIAOXIAO)

幸运飞艇长CANYUYINGLISHIGOUJIANGANGDUJIANGDI,DUIYAGANDECHENGZAINENGLIYOUBULIYINGXIANG,CANYUYINGLIDEFENBUQINGKUANGBUTONG,YINGXIANGCHENGDUYEBUTONG。CIWAI,CANYUYINGLIDUILIANGDUANJIAOJIEDEDENGJIEMIANTINGZHIGANDEYINGXIANGHEDUIYOUCHUWANQUZHUDEYINGXIANGYESHIBUTONGDE。ZHUDECHANGDUBUTONG,CANYUYINGLIDEYINGXIANGYEBUXIANGTONG。

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