亚洲国产成人精彩精品,小蝌蚪视频在线观看国语版,亚洲国产成人久久三区,亚洲第一福利视频导航,亚洲阿v天堂2021在线观看,亚洲四虎永久在线播放

歡迎來到鹽山昱通螺旋鋼管實體生產企業!

服務熱線:

139-0327-6700

銷售熱線:

0317-5760336

昱通管道

鹽山昱通管道

專業生產銷售大口徑厚壁國標螺旋鋼管,廠內加工防腐/保溫/涂塑

×
服務熱線:

139-0327-6700

新聞中心

您現在的位置:
首頁 > 行業資訊 > 企業動態 > 滄州螺旋管廠家

滄州螺旋管廠家

日期:2021-03-31

高頻電阻焊螺旋鋼管在熔焊過程中,通過手工工藝來實現焊接的。它具有結構簡單、焊接成本低、焊接質量好、可塑性好等優點。全位置焊接是高頻電阻焊螺旋鋼管焊接的一個發展方向。這種焊接方法使用的電極為埋弧自動焊,充分發揮了焊接電流的迅速增大,控制熔深,保證焊縫質量,這是高頻電阻焊螺旋鋼管焊接技術的一大進步。

滄州螺旋管廠家

部標螺旋鋼管即SY/T5037的螺旋鋼管,是以熱軋鋼帶卷作管環,經常溫螺旋成型,采用雙面自動埋弧焊或單面焊法制成的用于水.煤氣.空氣和蒸汽等一般低壓液體輸送用埋弧焊鋼管,相比國標螺旋鋼管價格低廉,廣泛用于橋梁支架、廣告牌裝、碼頭打樁、小區供熱、污水排放、自來水輸送等各個領域。

國標螺旋鋼管即GB/T9711標準,是主要用于石油、天然氣,其價格要比部標螺旋鋼管高出不少,9711標準螺旋鋼管又分9711.1和9711.2,后者對鋼管要求更高所以價格也更高。

標簽:
主站蜘蛛池模板: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |