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</div> <div class="content"> <div class="news_arc"> <h1>地质é’ÀL†æ–­è£‚的原因有哪些åQ?/h1> <h2>发布旉™—´åQ?018-10-19</h2> <h2>来源åQ?a href='http://www.couivm.tw/news/259.html'>http://www.couivm.tw/news/259.html</a></h2> <h3><a href="http://www.couivm.tw/" target="_blank">地质é’ÀL†</a>出现杆体断裂、丢钅R€æŽ¥å¤´æ–­è£‚等情况æ—Óž¼Œä½¿ç”¨å•ä½å¾ˆè‹¦æ¹{€‚那么,<a href="/dzzg/" target="_blank">地质é’ÀL†</a>出现断裂情况的因素有哪些?<br /> 1.地质é’ÀL†çš„选材åQŒå¦‚果钻杆ä‹É用普通的钢材åQŒå…¶éŸ§æ€§å’Œ¼‹¬åº¦ã€è€ç£¨åº¦ç­‰éƒ½è¾¾ä¸åˆ°åœ°è´¨é’ÀLŽ¢çš„行业标准,在钻˜q›æ—¶æ‘©æ“¦æŸä¼¤ä¸¥é‡åQŒå—到横向震动时å®ÒŽ˜“扭曲åQŒè¿›è€Œä‹Éé’Õd­”弯曲ã€?br /> <p> 2.地质é’ÀL†çš„加工工艺地质钻杆的加工主要是淬火、摩擦焊、螺¾U¹åŠ å·¥ã€‚更重要的环节是摩擦焊和螺纹加工åQŒæ“¦ç„Šåœ¨åŽ‹åŠ›ä½œç”¨ä¸‹ï¼Œæ˜¯åœ¨æ’定或递增压力以及扭矩的作用下åQŒåˆ©ç”¨ç„ŠæŽ¥æŽ¥è§¦ç«¯é¢ä¹‹é—´çš„相对˜qåŠ¨åœ¨æ‘©æ“¦é¢åŠå…¶é™„近区域产生摩擦热和塑åŞ变åŞ热,使及光™™„˜q‘区域温度上升到接近但一般低于熔点的温度区间åQŒææ–™çš„变åŞ抗力降低、塑性提高、界面的氧化膜破¼„Žï¼Œåœ¨é¡¶é”ÕdŽ‹åŠ›çš„作用下,伴随材料产生塑性变形及‹¹åŠ¨åQŒé€šè¿‡ç•Œé¢çš„分子扩散和再结晶而实现焊接的固态焊接方法ã€?</p> <p style="text-align:center;"> <img src="/uploads/image/20181019/20181019093544_5010.jpg" alt="" /> </p> 3.地质é’ÀL†ä¸Žé’»å¤´åŠé’ÀLœºçš„搭配,有很多ä‹É用单位åƈ不懂得钻杆与é’Õd¤´ä¹‹é—´ã€é’»æ†ä¸Žé’ÀLœºä¹‹é—´çš„搭配原理,所以才会出现钻杆的丝扣断裂、钻杆的杆体扭断½{‰æƒ…å†üc€‚钻杆与é’Õd¤´çš„搭配,径差是我们考虑的首要因素,径是指钻杆直径与é’Õd¤´ç›´å¾„çš„å·®åQŒæˆ‘们都知道åQŒé’»å­”成孔直径是ç”׃ºŽé’Õd¤´çš„直径造成的,é’ÀL†çš„直径要ž®äºŽé’Õd¤´çš„直径,在钻˜q›è¿‡½E‹ä¸­åQŒé’»æ†æ‰èƒ½æ›´ž®ç¨‹åº¦çš„减少受力ã€?br /> é’ÀL†ä¸Žé’»æœºçš„搭配主要是看é’ÀLœºçš„扭矩和é’ÀL†çš„扭矩,一般来说钻杆的扭矩要小于钻机的扭矩ã€?br /> 所以地质钻杆出现断裂问题的时候,我们首先要将以上的问题都要考虑˜q›åŽ»åQŒä¹‹åŽä¾¿èƒ½ç¡®å®šé—®é¢˜çš„源头˜q›è€Œé‡‡å–措施。在采购地质é’ÀL†çš„时候我们同栯‚¦è€ƒè™‘以上的问题,才能扑ֈ°é€‚合自己的ã€?br /></h3> <p><a href="http://www.couivm.tw">çŸÏxÑaé’ÀL†</a><font color="red">,</font><a href="http://www.couivm.tw">˜q›å£é’ÀL†</a><font color="red">,</font><a href="http://www.couivm.tw">地质é’ÀL†ç”Ÿäñ”厂家</a>-<a href="http://www.couivm.tw">‹È®é˜³ä¸­æ³°çŸÏxÑaé’Õd…·</a></p> <div class="newArtiNext"><div>上一æ?<a href="260.html">【图文】地质钻杆ä‹É用流½E‹_地质é’ÀL†å¤šä¹…¾l´æŠ¤ä¸€‹Æ?/a></div> <div>下一æ?<a href="258.html">‹¹…è°ˆçŸÏxÑaé’ÀL†çš„应力失æ•?/a></div> </div> </div> <div class="tag">相关标签åQ?a href='/key.aspx?k=%b5%d8%d6%ca%d7%ea%b8%cb'>地质é’ÀL†</a>,</div> <div class="relate"> <div class="inProTit"> <span class="fl"><b>相关新闻</b></span> </div> <div class="inNewsCon"> <ul class="insProList"> <li><a href="/news/315.html" target="">如何提高地质é’ÀL†ç”Ÿäñ”厂家的效çŽ?/a><span>2019-08-03</span></li> <li><a href="/news/314.html" target="">好的地质é’ÀL†çš„材质是什么?</a><span>2019-08-03</span></li> <li><a href="/news/313.html" target=""> 分析地质é’ÀL†äº§å“æœ‰ä½•ä¼˜åŠ¿ä¹‹å¤„åQ?/a><span>2019-07-18</span></li> <li><a href="/news/312.html" target="">地质é’ÀL†ç”Ÿäñ”厂家防止螺纹牙断裂的措施是什么?</a><span>2019-07-09</span></li> </ul> <h6 class="clearfix"></h6> </div> <div class="inProTit"> <span class="fl"><b>相关产品</b></span> </div> <div class="inProCon tac"> <ul class="insProList"> <li> <h2><a href="/supply/50.html" title="地质é’ÀL†"><img 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