碳纤(xian)维(wei)(wei)(wei)加(jia)固(gu)(gu)技(ji)术(shu)的(de)施(shi)工(gong)(gong)(gong)流(liu)程包括以(yi)下(xia)步骤(zhou)：施(shi)工(gong)(gong)(gong)准(zhun)(zhun)备(bei)：根据施(shi)工(gong)(gong)(gong)现场(chang)和(he)被加(jia)固(gu)(gu)构(gou)(gou)件(jian)混(hun)(hun)凝(ning)(ning)(ning)土的(de)实际状况(kuang)对(dui)照设计图纸，确定施(shi)工(gong)(gong)(gong)方案和(he)施(shi)工(gong)(gong)(gong)计划(hua)，作(zuo)(zuo)好施(shi)工(gong)(gong)(gong)前的(de)准(zhun)(zhun)备(bei)工(gong)(gong)(gong)作(zuo)(zuo)。卸荷(he)：对(dui)所加(jia)固(gu)(gu)的(de)构(gou)(gou)件(jian)尽可能卸荷(he)。基底处理(li)：混(hun)(hun)凝(ning)(ning)(ning)土表(biao)(biao)层呈现脱落、空鼓、蜂窝、腐蚀等劣化表(biao)(biao)象的(de)部位应予以(yi)凿除(chu)(chu)，关于(yu)较大(da)面(mian)积的(de)残次层，在(zai)凿除(chu)(chu)后运用(yong)(yong)(yong)环氧砂(sha)浆进(jin)行(xing)修复。裂缝部位应进(jin)行(xing)关闭处理(li)。用(yong)(yong)(yong)混(hun)(hun)凝(ning)(ning)(ning)土角机、砂(sha)纸等机具(ju)除(chu)(chu)掉(diao)混(hun)(hun)凝(ning)(ning)(ning)土外(wai)表(biao)(biao)的(de)浮浆、油污(wu)等杂质，构(gou)(gou)件(jian)基面(mian)的(de)混(hun)(hun)凝(ning)(ning)(ning)土要(yao)打磨平坦，尤其是(shi)外(wai)表(biao)(biao)的(de)凸起部位要(yao)磨平，转角张贴(tie)处要(yao)进(jin)行(xing)倒角处理(li)并打磨成圆弧(hu)(R≥30mm)。用(yong)(yong)(yong)吹风机将(jiang)(jiang)混(hun)(hun)凝(ning)(ning)(ning)土外(wai)表(biao)(biao)清理(li)洁净，并坚(jian)持枯(ku)燥。涂(tu)底胶：按主(zhu)剂(ji)(ji)∶固(gu)(gu)化剂(ji)(ji)=2∶1(或(huo)其他份(fen)额(e))将(jiang)(jiang)主(zhu)剂(ji)(ji)与固(gu)(gu)化剂(ji)(ji)先后置(zhi)于(yu)容(rong)器(qi)中(zhong)，用(yong)(yong)(yong)弹簧秤(cheng)计量(liang)，电动拌(ban)和(he)器(qi)均(jun)匀拌(ban)和(he)，依据现场(chang)实践气温(wen)决议(yi)用(yong)(yong)(yong)量(liang)并严格(ge)控制运用(yong)(yong)(yong)时刻(ke)。通常(chang)情况(kuang)下(xia)1h内用(yong)(yong)(yong)完(wan)。用(yong)(yong)(yong)滚筒(tong)刷将(jiang)(jiang)底胶均(jun)匀涂(tu)刷于(yu)混(hun)(hun)凝(ning)(ning)(ning)土外(wai)表(biao)(biao)，待胶固(gu)(gu)化后(固(gu)(gu)化时刻(ke)视现场(chang)气温(wen)而定，以(yi)指触枯(ku)燥为准(zhun)(zhun))再进(jin)行(xing)下(xia)一工(gong)(gong)(gong)序施(shi)工(gong)(gong)(gong)。通常(chang)固(gu)(gu)化时刻(ke)为2～3d。找(zhao)(zhao)平：对(dui)不(bu)平整的(de)部位进(jin)行(xing)找(zhao)(zhao)平。粘(zhan)(zhan)贴(tie)碳纤(xian)维(wei)(wei)(wei)布：将(jiang)(jiang)碳纤(xian)维(wei)(wei)(wei)布按照设计要(yao)求粘(zhan)(zhan)贴(tie)在(zai)需要(yao)加(jia)固(gu)(gu)的(de)混(hun)(hun)凝(ning)(ning)(ning)土表(biao)(biao)面(mian)上，确保(bao)粘(zhan)(zhan)贴(tie)密实、平整。表(biao)(biao)面(mian)保(bao)护(hu)：在(zai)碳纤(xian)维(wei)(wei)(wei)布表(biao)(biao)面(mian)涂(tu)刷保(bao)护(hu)层。建筑粘(zhan)(zhan)贴(tie)碳纤(xian)维(wei)(wei)(wei)布加(jia)固(gu)(gu)技(ji)术(shu)适(shi)用(yong)(yong)(yong)于(yu)梁、柱、剪力墙、楼板(ban)因增加(jia)荷(he)载或(huo)配筋(jin)不(bu)足的(de)受(shou)(shou)弯、受(shou)(shou)拉构(gou)(gou)件(jian)加(jia)固(gu)(gu)。河南(nan)桥梁碳纤(xian)维(wei)(wei)(wei)加(jia)固(gu)(gu)有用(yong)(yong)(yong)吗(ma)

在建筑(zhu)、航空、汽车等(deng)(deng)领(ling)(ling)域，结(jie)构(gou)(gou)(gou)(gou)强(qiang)(qiang)度一直是一个重(zhong)要的(de)(de)(de)问题。结(jie)构(gou)(gou)(gou)(gou)强(qiang)(qiang)度低下不(bu)(bu)仅会影响使用寿(shou)命(ming)，还可能(neng)(neng)导致安(an)全事(shi)故。而碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)技术的(de)(de)(de)出现，为(wei)这一问题提(ti)供了(le)高(gao)(gao)效的(de)(de)(de)解决方(fang)案。什么是碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)？碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)是一种将(jiang)碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)布(bu)/片(pian)与胶黏剂粘(zhan)合在需要加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)的(de)(de)(de)结(jie)构(gou)(gou)(gou)(gou)表面上(shang)的(de)(de)(de)技术。碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)具有轻(qing)质(zhi)、耐腐(fu)(fu)(fu)蚀(shi)等(deng)(deng)优(you)点(dian)，能(neng)(neng)够显著提(ti)高(gao)(gao)结(jie)构(gou)(gou)(gou)(gou)的(de)(de)(de)承(cheng)载能(neng)(neng)力(li)、抗(kang)震性能(neng)(neng)、抗(kang)风能(neng)(neng)力(li)等(deng)(deng)，同时还能(neng)(neng)延长结(jie)构(gou)(gou)(gou)(gou)使用寿(shou)命(ming)。碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)的(de)(de)(de)优(you)势(shi)：碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)的(de)(de)(de)强(qiang)(qiang)度比钢(gang)(gang)(gang)铁(tie)还要高(gao)(gao)，可以(yi)(yi)显著提(ti)高(gao)(gao)结(jie)构(gou)(gou)(gou)(gou)的(de)(de)(de)承(cheng)载能(neng)(neng)力(li)。轻(qing)质(zhi)：碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)具有轻(qing)质(zhi)的(de)(de)(de)特点(dian)，与钢(gang)(gang)(gang)铁(tie)相(xiang)比，其重(zhong)量(liang)只有1/5左(zuo)右，可以(yi)(yi)降(jiang)低结(jie)构(gou)(gou)(gou)(gou)自(zi)身重(zhong)量(liang)，减(jian)小地震等(deng)(deng)自(zi)然灾(zai)害(hai)的(de)(de)(de)影响。耐腐(fu)(fu)(fu)蚀(shi)：碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)不(bu)(bu)易(yi)受到腐(fu)(fu)(fu)蚀(shi)和氧化，能(neng)(neng)够延长结(jie)构(gou)(gou)(gou)(gou)的(de)(de)(de)使用寿(shou)命(ming)。可塑性强(qiang)(qiang)：碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)可以(yi)(yi)根据(ju)需要进行(xing)切割、拼接等(deng)(deng)加(jia)(jia)工处理(li)，能(neng)(neng)够适应(ying)不(bu)(bu)同的(de)(de)(de)结(jie)构(gou)(gou)(gou)(gou)形态(tai)。施工便(bian)捷(jie)：碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)技术不(bu)(bu)需要停机施工，可以(yi)(yi)在结(jie)构(gou)(gou)(gou)(gou)使用期间进行(xing)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)。碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)的(de)(de)(de)应(ying)用领(ling)(ling)域建筑(zhu)领(ling)(ling)域在建筑(zhu)领(ling)(ling)域，碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)技术主要应(ying)用于钢(gang)(gang)(gang)筋混凝(ning)土结(jie)构(gou)(gou)(gou)(gou)的(de)(de)(de)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)、桥梁(liang)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)等(deng)(deng)。通过碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)，可以(yi)(yi)提(ti)高(gao)(gao)结(jie)构(gou)(gou)(gou)(gou)的(de)(de)(de)承(cheng)载能(neng)(neng)力(li)、抗(kang)震性能(neng)(neng)和抗(kang)风能(neng)(neng)力(li)。房(fang)屋碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)加(jia)(jia)固(gu)(gu)(gu)(gu)(gu)大概费用碳(tan)纤(xian)(xian)(xian)(xian)维(wei)(wei)(wei)布(bu)的(de)(de)(de)粘(zhan)结(jie)部(bu)位(wei)应(ying)避免(mian)在其受拉区受力(li)。

碳(tan)纤(xian)维(wei)布(bu)：外观(guan)看(kan)起来有(you)(you)点像编织(zhi)袋，不过碳(tan)纤(xian)维(wei)布(bu)是(shi)单向(xiang)排(pai)列编织(zhi)，也就是(shi)说它只能(neng)一(yi)(yi)(yi)个方向(xiang)受力，其抗(kang)拉强度(du)大约是(shi)钢筋的(de)(de)10倍，一(yi)(yi)(yi)般(ban)抗(kang)裂强度(du)为(wei)3000-3500兆帕不等，比重(zhong)为(wei)1/5，每平方米的(de)(de)重(zhong)量(liang)为(wei)200-300克，单层布(bu)厚度(du)为(wei)0.111-0.167mm,宽幅(fu)为(wei)5-1250px不等，并(bing)且具有(you)(you)耐(nai)腐蚀特性(xing)(xing)(xing)，要使碳(tan)纤(xian)维(wei)布(bu)发挥(hui)作(zuo)(zuo)用还需要碳(tan)纤(xian)维(wei)胶(jiao)作(zuo)(zuo)为(wei)媒(mei)介。碳(tan)纤(xian)维(wei)胶(jiao)：一(yi)(yi)(yi)般(ban)采用双组份(fen)、无溶剂、改性(xing)(xing)(xing)环氧A类胶(jiao)粘剂，对碳(tan)纤(xian)维(wei)材料(liao)有(you)(you)良(liang)好的(de)(de)浸润(run)性(xing)(xing)(xing)，形成新的(de)(de)复合材料(liao)具有(you)(you)极(ji)强的(de)(de)力学性(xing)(xing)(xing)能(neng)和(he)(he)优良(liang)的(de)(de)耐(nai)久(jiu)性(xing)(xing)(xing)能(neng)，具有(you)(you)较好的(de)(de)触变性(xing)(xing)(xing)能(neng)和(he)(he)良(liang)好的(de)(de)悬(xuan)挂度(du)，垂(chui)直面施(shi)工流淌性(xing)(xing)(xing)较小。

在各种维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)方(fang)法(fa)中随着(zhe)新(xin)材料、新(xin)工(gong)(gong)(gong)艺的(de)(de)(de)运用(yong)(yong)(yong)，碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)方(fang)法(fa)具有方(fang)便(bian)、快(kuai)捷(jie)的(de)(de)(de)特点，因而在桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)中得到(dao)(dao)广泛应用(yong)(yong)(yong)。同(tong)时也因为(wei)碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)复(fu)合(he)材料价格较底，使(shi)桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)工(gong)(gong)(gong)程(cheng)成(cheng)本(ben)降低。碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)具有性能(neng)强度(du)高(gao)、质量(liang)密度(du)小、高(gao)温下不容(rong)易变形，不容(rong)易被腐蚀、较强的(de)(de)(de)抗(kang)疲劳特质、抗(kang)缓慢变形下的(de)(de)(de)导电、传热和较小的(de)(de)(de)热膨胀系数等等一列优良性能(neng)。**度(du)碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)丝精纺而成(cheng)碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)，桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)中容(rong)易粘合(he)，重量(liang)轻、厚度(du)薄，不会增加(jia)(jia)(jia)(jia)(jia)桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)的(de)(de)(de)自(zi)重及截(jie)面(mian)面(mian)积，保证桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)工(gong)(gong)(gong)程(cheng)施工(gong)(gong)(gong)质量(liang)。碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)具有高(gao)柔(rou)韧性、可自(zi)由弯(wan)曲(qu)、方(fang)便(bian)缠绕折叠，容(rong)易成(cheng)型，对(dui)不同(tong)种类(lei)曲(qu)面(mian)和圆形，特别是针(zhen)对(dui)异形构(gou)(gou)件维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)优势为(wei)明显。碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)若与(yu)结(jie)(jie)构(gou)(gou)胶粘剂配合(he)使(shi)用(yong)(yong)(yong)，更加(jia)(jia)(jia)(jia)(jia)适用(yong)(yong)(yong)维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)木质结(jie)(jie)构(gou)(gou)、混(hun)凝(ning)士结(jie)(jie)构(gou)(gou)的(de)(de)(de)桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)，桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)的(de)(de)(de)承(cheng)载能(neng)力(li)、抗(kang)震(zhen)能(neng)力(li)和使(shi)用(yong)(yong)(yong)寿命(ming)都得到(dao)(dao)提高(gao)。碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)在桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)维(wei)(wei)(wei)(wei)(wei)(wei)修(xiu)(xiu)(xiu)(xiu)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)工(gong)(gong)(gong)程(cheng)中施工(gong)(gong)(gong)方(fang)便(bian)，无论(lun)是怎(zen)样(yang)的(de)(de)(de)桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)都可以快(kuai)捷(jie)施工(gong)(gong)(gong)，整(zheng)体桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)外观不会受(shou)到(dao)(dao)影响，桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)下部(bu)净空不会减少，保证原(yuan)有的(de)(de)(de)桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)结(jie)(jie)构(gou)(gou)，通过碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)的(de)(de)(de)使(shi)用(yong)(yong)(yong)，能(neng)有效封(feng)闭桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)裂(lie)缝，混(hun)凝(ning)土强度(du)大(da)幅度(du)增加(jia)(jia)(jia)(jia)(jia)，碳(tan)红维(wei)(wei)(wei)(wei)(wei)(wei)布(bu)(bu)的(de)(de)(de)技术操作简单，很方(fang)便(bian)的(de)(de)(de)计算出桥(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)需要(yao)粘贴的(de)(de)(de)层数。混(hun)凝(ning)土碳(tan)纤维(wei)(wei)(wei)(wei)(wei)(wei)加(jia)(jia)(jia)(jia)(jia)固(gu)(gu)(gu)技术能(neng)够(gou)提高(gao)建筑物的(de)(de)(de)承(cheng)载能(neng)力(li)。

采用(yong)碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)加固材料修复补强(qiang)(qiang)混凝士结构，是(shi)近来发(fa)展的(de)(de)(de)新型工(gong)法(fa)，利用(yong)碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)材料的(de)(de)(de)抗(kang)拉强(qiang)(qiang)度(du)到达的(de)(de)(de)增(zeng)(zeng)(zeng)强(qiang)(qiang)构件(jian)承(cheng)载能力及(ji)刚(gang)度(du)的(de)(de)(de)目的(de)(de)(de)。碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)加固法(fa)可(ke)用(yong)于桥(qiao)(qiao)梁混凝士结构抗(kang)弯、抗(kang)剪加固，同(tong)时普遍用(yong)于各类工(gong)业与(yu)民(min)用(yong)建(jian)筑物(wu)、构造物(wu)的(de)(de)(de)防(fang)震(zhen)、防(fang)裂、防(fang)腐的(de)(de)(de)补强(qiang)(qiang)碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)在(zai)(zai)桥(qiao)(qiao)梁工(gong)程使(shi)用(yong)普遍，其加固的(de)(de)(de)基(ji)本(ben)原理(li)是(shi)将抗(kang)拉强(qiang)(qiang)度(du)极高(gao)的(de)(de)(de)碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)用(yong)环(huan)(huan)氧树脂(zhi)预浸成(cheng)为复合增(zeng)(zeng)(zeng)强(qiang)(qiang)材料，用(yong)环(huan)(huan)氧树脂(zhi)粘结剂沿受(shou)拉方向或(huo)垂直于裂缝(feng)方向粘贴在(zai)(zai)要补强(qiang)(qiang)的(de)(de)(de)结构上(shang)，形成(cheng)一个(ge)新的(de)(de)(de)复合体，使(shi)增(zeng)(zeng)(zeng)强(qiang)(qiang)粘贴材料与(yu)原有钢筋混凝同(tong)受(shou)力，增(zeng)(zeng)(zeng)大结构的(de)(de)(de)抗(kang)裂或(huo)抗(kang)剪能力，以提高(gao)结构的(de)(de)(de)强(qiang)(qiang)度(du)、刚(gang)度(du)、抗(kang)裂性(xing)和延长性(xing).碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)布(bu)用(yong)胶应采用(yong)配套的(de)(de)(de)碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)布(bu)胶粘剂。安徽什么是(shi)碳(tan)(tan)纤(xian)(xian)(xian)维(wei)(wei)(wei)加固多(duo)少钱一平方

碳纤维布(bu)加(jia)(jia)固(gu)工(gong)艺简单，施工(gong)方便，同(tong)时具有良好的适应性和可(ke)塑(su)性，可(ke)以满足不同(tong)结构(gou)的加(jia)(jia)固(gu)需求。河南桥梁(liang)碳纤维加(jia)(jia)固(gu)有用吗

碳(tan)(tan)纤维复合(he)材(cai)(cai)料(liao)通常由(you)纤维和(he)基(ji)体组成。其力(li)学特(te)点(dian)是(shi)(shi)应(ying)力(li)应(ying)变量完全线弹性(xing)，不(bu)(bu)存在屈服点(dian)或塑性(xing)区(qu)。由(you)于碳(tan)(tan)纤维材(cai)(cai)料(liao)具(ju)(ju)有轻质(zhi)、耐(nai)腐蚀、耐(nai)疲劳等优异物理(li)力(li)学性(xing)能，以(yi)及现(xian)场(chang)施工便捷(jie)，所以(yi)是(shi)(shi)旧(jiu)桥(qiao)加固(gu)(gu)补强的(de)(de)理(li)想材(cai)(cai)料(liao)。碳(tan)(tan)纤维布的(de)(de)抗拉强度一般(ban)为(wei)(wei)3550MPa，弹性(xing)模量为(wei)(wei)2.35x105MPa，根据碳(tan)(tan)纤维布的(de)(de)品质(zhi)不(bu)(bu)同，其厚度为(wei)(wei)0.11~0.43mm，幅宽为(wei)(wei)20~100cm，卷材(cai)(cai)长度为(wei)(wei)50~100m。粘结(jie)(jie)材(cai)(cai)料(liao)是(shi)(shi)指能将连续纤维状的(de)(de)碳(tan)(tan)纤维结(jie)(jie)合(he)在一起，同时(shi)又与(yu)混(hun)凝土(tu)表(biao)面粘合(he)的(de)(de)系列材(cai)(cai)料(liao)。它是(shi)(shi)保证(zheng)碳(tan)(tan)纤维布与(yu)混(hun)疑司工作的(de)(de)关键，应(ying)有足够的(de)(de)刚度与(yu)强度来保证(zheng)碳(tan)(tan)纤维与(yu)混(hun)凝土(tu)间(jian)剪(jian)力(li)的(de)(de)传递，同时(shi)应(ying)有足够的(de)(de)韧性(xing)，不(bu)(bu)会因混(hun)凝土(tu)开裂导致脆性(xing)粘结(jie)(jie)破坏(huai)。此(ci)外，由(you)于旧(jiu)桥(qiao)加固(gu)(gu)均在野(ye)外，所以(yi)粘结(jie)(jie)材(cai)(cai)料(liao)还应(ying)能在一般(ban)气候条件(jian)下固(gu)(gu)化，固(gu)(gu)化时(shi)间(jian)合(he)适(shi)(般(ban)保证(zheng)有3h左右)，对组分含量不(bu)(bu)敏(min)感(gan)，具(ju)(ju)有适(shi)宜的(de)(de)流(liu)动性(xing)和(he)粘度，固(gu)(gu)化收缩(suo)率(lv)小。粘结(jie)(jie)材(cai)(cai)料(liao)主要(yao)包(bao)括三(san)类材(cai)(cai)料(liao):底(di)层(ceng)涂(tu)料(liao)、整亚(ya)材(cai)(cai)料(liao)和(he)浸渍树(shu)脂。河南桥(qiao)梁(liang)碳(tan)(tan)纤维加固(gu)(gu)有用(yong)吗(ma)

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