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title="更多"/></a></span><strong>公司介紹</strong></div></div> <div id="f1fccygs8" class="main_body"> <div id="f1fccygs8" class="lh18 px14 pd10"> <img src="http:///file/upload/201303/08/16-31-33-20-51223.jpg" align="right" style="margin:6px 0 6px 16px;padding:4px;border:#C0C0C0 1px solid;"/> 因?yàn)橛?jì)劃部投料的時(shí)候，是根據(jù)成品的規(guī)格，長(zhǎng)度，按照一定的折率（損耗）來(lái)定購(gòu)原料的，避免造成人力物料的浪費(fèi)，因?yàn)閺脑霞庸さ匠善沸枰芏喙ば颉?br /> <br /> <br /> 很少有做彎頭和異徑管的，因?yàn)楣钜蟛灰粯?，做管件的管子因?yàn)橐粩D壓，所以需要正公差，而一般的國(guó)內(nèi)廠家都是做負(fù)公差的較多，就算有按重量交貨的，也都會(huì)在最后一道成品定型工序時(shí)做調(diào)整，盡量不會(huì)讓成品切掉太多，畢竟切掉了就沒(méi)用了，不切的話是成品的價(jià)格。<br /> <br /> 做托輥和改小管的也有，但是確實(shí)不多，沒(méi)有廠家會(huì)把好好的管子切掉去做小管，當(dāng)套管的，用的更少！<br /> <br /> 無(wú)縫管頭可以做彎頭，異徑管等管件，還可以做托輥用，無(wú)縫鋼管剩余管頭的用處挺多的 [<a href="http:///index.php?homepage=tbj6y25w&file=introduce" class="t">詳細(xì)介紹</a>] <div id="f1fccygs8" class="c_b"></div> </div> </div><div id="f1fccygs8" class="main_head"><div><span id="f1fccygs8" class="f_r"><a 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