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title="保温钢管�p�d��">保温钢管�p�d��</a></li> </ul> </div> </div> </div> <div class="right"> <div class="rTitle"><h1 class="hidden-sm hidden-xs">双面埋弧焊螺旋钢��?/h1><span>你所在的位置�Q�网站首��?双面埋弧焊螺旋钢��?/span></div> <div class="content"> <div class="newsShowHtml"> <div class="tlt"> <div class="title">sy/t5037螺旋钢管</div> <div class="date">责�Q�~�辑�Q��州螺旋钢��集�?旉��Q?018-01-16 13:29:13</div> </div> <div class="text"><p style="text-align: center;"> <img src="/d/file/20180116132933.jpg" alt="" /></p> <p>sy/t5037螺旋钢管与国标螺旋钢��的主要区别</p> <p> </p> <p>1.用途（5037是普通流动输送管道用钢管�Q?711是工业输送用钢管�Q?/p> <p>2.��方�?/p> <p>3.各项性能指标</p> <p>4.标准的国标钢��不允许Q235B材质�Q�必��L��线�?/p> <p>部标螺旋钢管主要使用�W�号</p> <p>D-----钢管标称外径mm</p> <p>T----钢管标称壁厚mm</p> <p>M----钢管�U�质量kg/m</p> <p>P----静水试验的试验压力Mpa</p> <p>S----静水试验的试验应力Mpa</p> <p>h----焊缝余高mm</p></div> <div style="text-align:left; width:100%; height:40px; line-height:40px; background:#f00; display:block; margin:0 auto; margin-top:30px;">上一��：<a href='/lxgg/130.html'>排水用Q235B螺旋钢管</a></div> <div 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