<ins id="6m3fm"><form id="6m3fm"></form></ins>
<ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"><button id="6m3fm"></button></form><form id="6m3fm"><button id="6m3fm"></button></form><xmp id="6m3fm"><button id="6m3fm"></button><ins id="6m3fm"></ins>
<button id="6m3fm"><xmp id="6m3fm"><ins id="6m3fm"></ins><xmp id="6m3fm">
<xmp id="6m3fm"><button id="6m3fm"></button><ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form>
<ins id="6m3fm"></ins>
<ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form><ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"></form><xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form><ins id="6m3fm"></ins><xmp id="6m3fm"><form id="6m3fm"></form>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form>
<button id="6m3fm"></button>
<xmp id="6m3fm"><form id="6m3fm"></form><xmp id="6m3fm">
<xmp id="6m3fm"><form id="6m3fm"></form>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form><ins id="6m3fm"></ins>
<xmp id="6m3fm"><button id="6m3fm"></button>

您好!歡迎訪問湖北華構金屬制品有限公司官方網站!

公司新聞

彩鋼圍擋制作是要注重焊接程序

2022-01-14 閱讀 369

彩鋼圍擋經過嚴格檢驗,具有獨特的耐腐,耐候,不銹蝕,不枯朽,不怕蟲蛀,不需涂刷,安裝靈活方便的優勢。今天小編來講一下彩鋼圍擋的焊接程序。

(1) 盡量使焊縫處于自由收縮狀態,避免較大拘束,拼板應先焊錯開的短焊縫,后焊直通長焊縫,并由中間央向兩端施焊。

(2) 先焊結構中焊接收縮量大的焊縫。

(3) 采用較小焊接線neng量也能夠很好的控制焊接過程中的變形。

(4) 分段逐步退焊法能減小焊接變形,但焊縫橫向收縮受阻較大,故焊接應力較大,減少焊接變形與降低焊接應力應綜合考慮,權衡利弊。

彩鋼圍擋

湖北華構金屬制品有限公司主營:彩鋼圍擋,彩鋼臨時圍擋,pvc施工圍擋,地鐵圍擋,市政圍擋,鋅鋼pvc圍擋,PVC草坪護欄,夾芯板圍擋,水馬圍擋廠家,公路護欄網,交通護欄等產品,本公司生產的產品表面有鍍鋅、烤漆等防腐防銹工藝,使其產品具有耐腐蝕、耐酸堿、不褪色、表面光亮平整等優點。

性欧美18-19sex性高清播放
<ins id="6m3fm"><form id="6m3fm"></form></ins>
<ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"><button id="6m3fm"></button></form><form id="6m3fm"><button id="6m3fm"></button></form><xmp id="6m3fm"><button id="6m3fm"></button><ins id="6m3fm"></ins>
<button id="6m3fm"><xmp id="6m3fm"><ins id="6m3fm"></ins><xmp id="6m3fm">
<xmp id="6m3fm"><button id="6m3fm"></button><ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form>
<ins id="6m3fm"></ins>
<ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form><ins id="6m3fm"></ins>
<xmp id="6m3fm"><form id="6m3fm"></form><xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form><ins id="6m3fm"></ins><xmp id="6m3fm"><form id="6m3fm"></form>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form>
<button id="6m3fm"></button>
<xmp id="6m3fm"><form id="6m3fm"></form><xmp id="6m3fm">
<xmp id="6m3fm"><form id="6m3fm"></form>
<xmp id="6m3fm"><form id="6m3fm"><form id="6m3fm"></form></form><ins id="6m3fm"></ins>
<xmp id="6m3fm"><button id="6m3fm"></button>