225混凝土回弹仪校准�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span><strong>225回弹仪刚钺�/strong></span></p><p>1、该仪器是对混凝土，砂浆，砖等回弹仪进行校验的检验工具、�/p><p>2、本刚钻各部件由优质钢及优质工具钢制成。钻芯与钻体的配合面【莫氏锥�?号】经精细研磨而成，钻心面硬度为HRC58-62� </p><p>3、本钢钻一般放置在水平面上校验回弹仪，回弹仪垂直向下作弹击实验，校准回弹仪的率定值。混泥土回弹仪在本刚钻上作弹击实验的平均率定回弹值为【N【�80+2；砂浆回弹仪在本刚钻上作弹击实验的平均率定回弹值为【N【�74+2、�/p><p>4、本刚钻作为检验工具，被弹击试�?000�?8000次后，可将钻芯连同钻体在平面磨平整再用，但钻芯硬度仍需保持HRC58-62，否则不得再用、�/p><p>5、钢钻平时保存在干燥防尘处，以防锈蚀，弹击试验面不得随意磕碰，以保证检验工具的标准状态、�/p><p>6、回弹仪钢钻，回弹仪钢砧率定平均倻�80��2</p><p><strong>回弹仪钢钻操作规程：</strong></p><p>1、进行构件测试前后，如连续数天测试，可在每天测试完毕后率定一次；</p><p>2、测试过程中对回弹值有怀疑时。如率定试验结果不在规定�?0��2的范围内，应对回弹仪进行常规保养后再进行率定，如再次率定仍不合格，应送检定单位检验、�/p><p>3、回弹仪率定试验宜在室温�?0��5℃的条件下进行，绿顶时钢砧稳固地平放在刚度大的混凝土地坪上，回弹仪向下弹击时，弹击杆�?次旋转，每次旋转�?0&ORDM;，弹�?~5次，取其�?后连�?次且读书稳定的回弹值进行平均作为率定值、�/p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); 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