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碳纤维拉伸性能的测试方法
(1:SUZHOUJINGMAOZHIYEJISHUXUEYUAN,SUZHOU215001 2:QUFUSHIFANDAXUEZIDONGHUAXI)
摘要:本文主要以一种镀复碳纤维进行的强力伸长测试实验,论述了碳纤维强力伸长的测试方法和测试要求,以期帮助相关人员找到实用的碳纤维拉伸性能的检测方法。
关键词:碳纤维 强力 拉伸 测试
1 YINYAN
TANXIANWEISHIYIZHONGLIXUEXINGNENGYOUYIDEXINCAILIAO,TADEBIZHONGBUDAOGANGDE1/4,TANXIANWEISHUZHIFUHECAILIAOKANGLAQIANGDUSHIGANGDE7~4BEI。TANXIANWEIZHUYAOYOULIANGZHONGSHENGCHANFANGSHI,YIZHONGSHIYIJUBINGXIJINGWEIYUANLIAODEPANJITITANXIANWEI,LINGYIZHONGSHILIQINGJIDETANXIANWEI。YOUYUYUANLIAO、MOLIANG、QIANGDUHEZUIHOUDERECHULIWENDUBUTONG,CHANSHENGLETEXINGBUTONGDEXIANWEI,QIANZHEYINGERCUIDECHANGYONGYUFUHECAILIAO,RUANERROUSHUNDECHANGYONGYUFANGZHI;HOUZHEDUOBEIYONGYUGONGCHENGYONGLIAO。
YOUYUTANXIANWEIJISHUDEFAZHAN、CHENGBENDEJIANGDIHECHANPINCHANLIANGDEZENGJIA,CHULEZAIHANGKONGHANGTIANYIJITIYUYONGPINYINGYONGWAI,HAIGUANGFANYINGYONGYUJIANZHU、YUNSHU、NENGYUANDENGLINGYU;TANFUHECAILIAOJIKEYIZUOWEIJIEGOUCAILIAOCHENGZAIZHONGHEYOUKEYIZUOWEIGONGNENGCAILIAOFAHUIZUOYONG,YIJINGCHENGWEIMOUXIEZHIPINDESHOUXUANCAILIAO。TANXIANWEIDETANHUAWENDU1000℃~2000℃,GAOWENDUANCHANSHENGGAOMOLIANGXIANWEI,ZHONGWENDUANCHANSHENGGAOQIANGDUXIANWEI,DIWENDUANSHENGCHANDIMOLIANG、DIQIANGDUXIANWEI;TANXIANWEIJUYOUYIDINGDEDAODIANXINGNENG。TANXIANWEIZHIWUDEWAIGUANLEISIYUZHESESICHOU,DANSHIQIKANGLA、JIANQIEQIANGDUSHIXIANGDANGYOUXIUDE。DANGRAN,YANJIUTANXIANWEIZHIWUQIANGDUHAIYAOCONGQIDANXIANWEIKAISHI。MUQIAN,RIBENZAITANXIANWEIDEYANJIUBIJIAOQIANYAN、BIAOZHUNWANSHAN,LIRU:JISK 1474HUOXINGTANSHIYANFANGFA、JIS R 7601 TANXIANWEISHIYANFANGFA、JIS K 1477XIANWEIZHUANGHUOXINGTANSHIYANFANGFA;GUOJIBIAOZHUNYEYOUISO 11566 TANXIANWEIDANXIANSHIYANGLASHENXINGNENGDECEDING。YOUYUTANXIANWEIDETESHUXINGNENG,TANXIANWEIQIANGLILASHENXINGNENGCESHIBIJIAOKUNNAN,BENWENCANZHAOLEZHEIXIEBIAOZHUNJINXINGLECESHIYANJIU。TANXIANWEIDELASHENXINGNENGCESHIFENDANSIFAHEFUSIFA。TANXIANWEIFENLICHENGWEIDANXIANWEIYIHOUFEICHANGCUIRUO,JIANQIEQIANGDUHENDI,SHAOYOUBUSHENJIUHUIDUANLIE,YINCIZAIMEICISHIYANGUOCHENGZHONG,XUYAOXIXIN、NAIXIN,BUYAODUISHIYANGZAOCHENGSUNSHANG。DANXIANWEIQIANGSHENXINGNENGSHIYANTONGCHANGCAIYONGZHIKUANGFAGUDINGSHIYANG,DANGRANYEBUPAICHUQITAFANGFA。
2 测试材料与仪器
YIBINGXIJINGWEIYUANLIAODEPANJITIDEDUFUTANXIANWEI,QUYANGPAN,LLY-06XINGTANXIANWEIQIANGLIJI。
3 测试方法
3.1测试标准
GUOJIATANXIANWEIDANGENXIANWEILASHENXINGNENGCESHIBIAOZHUNSHANGWEIFABU;GUOWAICAIYONGBIAOZHUN:ISO11566 《TANXIANWEIDANXIANSHIYANGLASHENXINGNENGDECEDING》、JIS R 7601《TANXIANWEISHIYANFANGFA》、JIS K1477《XIANWEIZHUANGHUOXINGTANSHIYANFANGFA》,ZHUYAOZHIBIAORUXIA:
RIBENBIAOZHUN(JIS)DELASHENGEJU10mm,LASHENSUDU0.5mm~10mm,CAIYONGCHENZHIGUDINGSHIYANG,TUSHIRUXIA。
GUOJIBIAOZHUN(ISO)DELASHENGEJU25mm,LASHENSUDU1mm~5mm,CAIYONGCHENZHIGUDINGSHIYANG,TUSHIRUXIA。
JIANYUSHIYANGDENANYICESHI,GUOWAIBIAOZHUNGUDINGSHIYANGDOUYOUYIGEGONGTONGDIAN:JIANGDANGENTANXIANWEIYONGSONGXIANGHUOQITAZHANHEJIGUDINGZAICHENZHISHANG。BENSHIYANCANZHAOGUOWAIBIAOZHUNDEJICHUSHANGJINXINGZONGHEXINGCHENG。DIAOSHIHESHIYANYONGBIAOZHUNDAQIANGB 6524ZHIXING:WENDUWEI(20±2)℃,XIANGDUISHIDU(65±3)%。
3.2 测试过程
3.2.1测试材料与制备
JIANQUSHIDANGZHANGDUDEGAITANXIANWEISHIYANYANGPIN,YONGGANGZHENYANZHEXIANWEIFANGXIANGJIANGQIFENLI,SHISHIYANYANGPINPENGSONGBIANYUCHOUQU。YONGQUYANGPANLAISHENGQUSHIYANG,WEIBAOZHENGCEDEJIEGUODEZHUNQUEXING,BUNENGDUITANXIANWEIZAOCHENGRENHESUNSHANG。CAIYONGGUOWAIBIAOZHUNZHIZUOCHENZHIHENMAFAN,ZAISHIYANGUOCHENGZHONGWOYONGDIANNAOZHITUZHAODAOYIGEJIANDANYIXINGDEFANGFA。QU0.1mmZUOYOUHOUDEDAYINZHIZUOJIPIAN;ANTU1CHICUNYONGWordZHITU,HUACHUYIGECHICUNHESHIDEKUANG,FUZHIMANA4ZHIDAYIN(TU1SHI25mmGEJULASHENCHICUN。RUO50mmGEJULASHENSHI,CAIQIEXIANDEZHANGDUYINGZENGJIAYIBEI);ZHICHIFANGYUCAIQIEXIANWENHEHOUYONGDAOPIANYANCAIQIEXIANJIANGSHIXIANBUFENCAICHU,RANHOULIANGDUANTIESHANG5mmKUANDESHUANGMIANJIAOZHI;CHOUQUFENLIDEDANGENTANXIANWEISHIYANYANGPIN,YANZHONGXINXUXIANFANGSHANG,BINGYONGSHUANGMIANJIAOZHIGUDING。YEKEYIYONGRONGHUAHOUDESONGXIANG,JIANGDANGENTANXIANWEI “HANJIE”ZAIZHIKUANGSHANG,QI“HANDIAN”QIDAOGUDINGDANGENTANXIANWEIDEZUOYONG(SHIYANZHENGMING:CAIYONG“HANJIE”FANGSHIMEIYOUSHUANGMIANJIAOZHIGUDINGFANGSHIHAOYONG,ERQIEJIACHISHIYANGSHIYAOLIKAI“HANDIAN”);ZAIYONG8~10mmKUANDEZHITIAO,YANZHECAIQIEXIANKUANDUFANGXIANGFUGAISHUANGMIANJIAOZHIHESHIYANYANGPINDUANTOU,YANJIANQIEXIANJIANQIE,FENLICHENGGUDINGZAIDANGEZHIKUANGSHANGDEDAICESHIYANG。ZHUYI:TANXIANWEIDEQUYANGBIJIAOKUNNAN,YOUQICHULIHOUDETANXIANWEI,HENXI,YEHENNANFENBIANSHIYIGENHAISHILIANGGEN,GENJUSHIYANZHONGQUXIANDUIBIJINXINGPANDUANRUGUOJILUXIADEQUXIANXIELVMINGXIANDAYUQITASHIYANGDEHENYOUKENENGSHILIANGGENXIANWEI,BIYAOSHIKEYIYONGFANGDAJINGPEIHEQUYANG。JIANGZHUNBEIHAODESHIYANGFANGZHIZAIDUIBIDUBIJIAODADEZHISHANG,YIBIANQINGCHUFENBIANSHIYANGWEIZHI,WEILEQINGCHUGUANCHASHIYANG,ZUIHAOZHUNBEIYIGELENGGUANGYUANTAIDENG。TAIDENGFANGZHIBUNENGTAIJIN,YIMIANREKONGQIDAOZHIDEQILIUYINQISHIYANGDEPIAODONG。
3.2.2测试
CESHICHENGXUYUYIQIXINGHAOYOUGUANXI。BUTONGYIQIXINGHAOQICESHIGUOCHENGBUTONG。XIAMIANFENBIEYONGLIANGZHONGLLY-06E、LLY-06XINGDANXIANWEIQIANGLIYIDECAOZUOGUOCHENGJIAYISHUOMING。DAKAIYIQIDIANYUANKAIGUAN,SHEDINGCAOZUOCHENGXU,GENJUSHIYANYAOQIUSHEDINGSUOXUGEJU,LIRU:25mm、50mm,BENCISHIYANQU50mm。
ANSHIYANYAOQIUSHEDINGSHIYANLASHENSUDU(1~5)mm/min,BENSHIYANQU:2mm/min,RUGUOCAIYONGSONGXIANGGUDINGSHIYANGSHI,SHANG、XIAJIACHIQIJIACHISHIYANGSHIYAOLIKAI“HANDIAN”,YIMIANSHIYANGTUOLUOHEDUANLIE。
BEICESHIYANGDEYIDUANJIACHIZAIDIANZISHITANXIANWEIQIANGLIYIDESHANGJIACHIQISHANG,SHIYANGLINGYIDUANJIACHIZAIXIAJIACHIQISHANG。CAIYONGHENGDINGDELASHENSUDULASHENSHIYANG,ZHIZHISHIYANGDUANLIE。JILUDANCIZHIDEDUANLIEQIANGLIHEDUANLIESHENZHANGDENGJISHUZHIBIAO,SHIYANJIESHUHOUYIQIZIDONGJICHUSUOYOUJISHUZHIBIAODETONGJIZHI。HEPCJILIANJIKEHUODESHISHIQUXIAN,BIANYUFENXIJISHUSHUJU。
3.2.2.1气动夹紧的拉伸试验(LLY-06E型)
JIANGSHANGSHUZHUNBEIHAODEDAICESHIYANGYIDUANYANZHECAIQIEXIANKUANDUBIANYUAN,YONGSHANGJIACHIQIJIAJIN,LINGYIDUANYANZHECAIQIEXIANKUANDUBIANYUANBEIXIAJIACHIQIJIAJIN,BINGJIANGJIAJINDEDAICESHIYANGLIANGCEJIANDUAN,AN“LASHEN”,SHIXIAJIACHIQIXIAXING,SHIYANGDUANLIEHOU,XIAJIACHIQIZIDONGFANHUI。ZHONGFUCESHIGUOCHENG,ZUOWANSHEDINGCISHU。YIQIHUIZAISHIYANGUOCHENGZHONGZIDONGDAYINSHIYANJILU。YOUYUJIACHIQIMEIYOUZHIJIEJIACHISHIYANG,JIANSHAOLESHIYANGDUANLIEZAIQIANKOUDEGAILV。GAICESHISHIYONGYUQIDONGJIAJINJIACHIQIDEYIQI。RUXULIANJI,YINGZAIKAIQIDIANYUANQIANJIEHAOPCJIEKOU,KAIQIDIANNAO、QIDONGCHENGXU,GENJUYAOQIUSHEDINGSHUJU,RANHOUDIANJI“SHIYAN”JINRUSHIYANZHUANGTAI。
3.2.2.2手动夹持器夹紧的直接拉伸试验(LLY-06型)
YOUYUSHEHUISHANGSHOUDONGJIACHI、TONGYONGDEDANXIANWEIQIANGLIYIJIAODUO,WOCENGJINGZAISHANGMIANZUOGUODALIANGSHIYAN。ZHEIYILEIDANXIANWEIQIANGLIYIDEJIACHIQIBUSHIHECHENZHIGUDINGSHIYANG,ZHIYOUYONGCHUANTONGFANGSHIJIACHILASHEN,SHIJIANZHENGMING:ZHIYAOYIQIJISHUDABIAO,XIXINYIXIEYEKEYIZUO,DANSHISHOUFAHENZHONGYAO。
JIANGSHANGJIACHIQIQUXIAPINGFANGZAICHENDIANSHANG,BAYISHUTANXIANWEISHIYANYANGPINFANGZAIJIACHIQIZUOQIANFANG;YOUSHOUXIANGYOUCHOUQUYIGENTANXIANWEI,ZUOSHOUTUIDONGJIACHIQI(ZHU:YOUSHOUBUDONG),PEIHETANXIANWEIDAORUJIACHIQIQIANKOUNEISHIDANGDEZHANGDU,YOUSHOUTUOKAISHIYANG,ZUOSHOUXUANJINJIACHIQI。
ZUOSHOUBAJIACHIQIGUAZAICHUANGANQIDEDIAOGOUSHANG,ZHEISHISHIYANGCHENGZIRANXUANCHUIZHUANGTAI,YOUSHOUQINGQINGJIANGTANXIANWEIDAORUXIAJIACHIQINEI,ZUOSHOUJIANGXIAJIACHIQIXUANJIN;AN“LASHEN”JIANXIAJIACHIQIKAISHIXIAXING,SHIYANGDUANLIEHOUXIAJIACHIQIZIDONGFANHUI。ZHONGFUCIGUOCHENGYIWANCHENGSHEDINGCISHU,YIQIHUIZAISHIYANGUOCHENGZHONGZIDONGDAYINSHIYANJILU。ZAISHIYANZHONG,RUGUOSHIYANGJINGCHANGDUANLIEZAIQIANKOU,KEYIKAOLVZAIQIANKOUBAOFUYICENGCHENDIAN。
4 结果与分析
SHIYANANZHAO3.2.1ZHIBEILESHIYANG,CAIYONG3.2.2.1MIAOSHUDEFANGFAJINXINGLESHIYAN,SHICESHUJUJIANXIABIAO:
LLY-06ESHUJUBAOBIAO
SHIYANYUAN: ZHANGBIN BIAO ZHUN: ISO11566 PIHAO:2-2-2 YANGPINMINGCHENG:DUFUTANXIANWEI
GE JU: 50 mm SUDU: 2 mm/min WENSHIDU: 22℃ 60 % CISHU: 20
次数 | 断裂强力 cN |
断裂伸长 mm |
伸长率 % | 断裂功 mJ | 断裂时间 s |
屈服强力 cN |
屈服伸长 mm |
初始模量 cN/tex |
001 | 18.6 | 1.06 | 2.121 | 0.096 | 31.813 | 18.57 | 2.12 | 0.846 |
002 | 20.5 | 1.165 | 2.33 | 0.112 | 34.945 | 20.5 | 2.32 | 0.8 |
003 | 19.4 | 1.056 | 2.113 | 0.098 | 31.688 | 19.42 | 2.12 | 0.85 |
004 | 18.8 | 1.094 | 2.188 | 0.097 | 32.816 | 18.75 | 2.18 | 0.775 |
005 | 19.6 | 1.182 | 2.363 | 0.107 | 35.446 | 19.56 | 2.36 | 0.709 |
006 | 18 | 1.065 | 2.129 | 0.091 | 31.939 | 17.95 | 2.12 | 0.769 |
007 | 19.9 | 1.152 | 2.305 | 0.108 | 34.569 | 19.88 | 2.3 | 0.781 |
008 | 21.6 | 1.236 | 2.472 | 0.126 | 37.074 | 21.63 | 2.48 | 0.775 |
009 | 19.2 | 1.094 | 2.188 | 0.102 | 32.816 | 19.25 | 2.18 | 0.826 |
010 | 18.9 | 1.106 | 2.213 | 0.098 | 33.191 | 18.85 | 2.22 | 0.765 |
011 | 17.8 | 1.073 | 2.146 | 0.089 | 32.189 | 17.84 | 2.14 | 0.739 |
012 | 17.8 | 1.035 | 2.071 | 0.091 | 31.062 | 17.84 | 2.08 | 0.824 |
013 | 18 | 1.077 | 2.154 | 0.093 | 32.315 | 17.99 | 2.16 | 0.773 |
014 | 21.8 | 1.232 | 2.463 | 0.131 | 36.949 | 21.81 | 2.46 | 0.82 |
015 | 19.2 | 1.198 | 2.396 | 0.108 | 35.947 | 19.17 | 2.4 | 0.713 |
016 | 17.5 | 1.052 | 2.104 | 0.086 | 31.563 | 17.5 | 2.1 | 0.751 |
017 | 19.7 | 1.182 | 2.363 | 0.109 | 35.446 | 19.7 | 2.36 | 0.731 |
018 | 17.6 | 1.106 | 2.213 | 0.09 | 33.191 | 17.6 | 2.22 | 0.691 |
019 | 20.5 | 1.223 | 2.447 | 0.118 | 36.698 | 20.5 | 2.44 | 0.743 |
020 | 17.8 | 1.052 | 2.104 | 0.091 | 31.563 | 17.84 | 2.1 | 0.796 |
平均值 | 19.11 | 1.122 | 2.244 | 0.102 | 33.661 | 19.108 | 2.243 | 0.774 |
最大值 | 21.8 | 1.236 | 2.472 | 0.131 | 37.074 | 21.81 | 2.48 | 0.85 |
最小值 | 17.5 | 1.035 | 2.071 | 0.086 | 31.062 | 17.5 | 2.08 | 0.691 |
CV% | 6.738 | 5.998 | 5.998 | 12.364 | 5.997 | 6.746 | 5.987 | 5.854 |
TU2QIANGLI-SHENZHANGQUXIAN
CONGCEDESHUJULAIKANCHULEDANGENTANXIANWEIDETEXING:DUANLIEQIANGLIBIJIAOXIAO,DUANLIESHENZHANGLVHENXIAO,LASHENQUXIANCHENGXIANXING,QUFUDIANHEDUANLIEDIANJIHUWENHE。
5 结论
TANXIANWEIDANGENLASHENXINGNENGJIANCEDENANDIANZAIYUQIJIANQIEQIANGDUHENDI,SHAOYOUBUSHENJIUHUIDUANLIE,TONGGUO3.2.1MIAOSHUDESHIYANGZHIBEIHOU,SHIYANJIUHUIBIJIAORONGYI。ZAIGUOWAIBIAOZHUNSHIYANGZHIBEIGUDINGSHIYANGDOUYOUYIGEGONGTONGDIAN:JIANGDANGENTANXIANWEIYONGSONGXIANGHUOQITAZHANHEJIGUDINGZAICHENZHISHANG,JINGSHIYANXIAOGUOMEIYOUYONGSHUANGMIANJIAOZHIGUDINGSHIYANGFANGBIAN、KEKAO。YOUYUTANXIANWEIDEDUANLIESHENZHANGLVHENXIAODETEXING,CAIYONGBIJIAODADEGEJUSHIDUIDE。TONGYONGDANXIANWEIQIANGLIYIBINGFEIZUOBULETANXIANWEIDANGENLASHENXINGNENGJIANCE,SHIJIANZHENGMING:ZHIYAOYIQIJISHUZHIBIAOFUHEYAOQIU,XIXINYIXIEYEKEYIZUO,DANSHISHOUFAHENZHONGYAO。
参考文献:
1 ISO11566《TANXIANWEI DANXIANSHIYANGLASHENXINGNENGDECEDING》
2 JIS R 7601《TANXIANWEISHIYANFANGFA》
3 JIS K1477《XIANWEIZHUANGHUOXINGTANSHIYANFANGFA》
4 JISK 1474HUOXINGTANSHIYANFANGFA
FABIAOYU《FANGZHIBIAOZHUNYUZHILIANG》2007.4