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 > 價格行情 > 給水涂塑鋼管襯塑管廠家直銷價格低廉

給水涂塑鋼管襯塑管廠家直銷價格低廉

日期:2020-04-02

給水涂塑鋼管襯塑管具有優良的耐腐蝕性和比較小的摩擦阻力。環氧樹脂涂塑鋼管適用于給排水、海水、溫水、油、氣體等介質的輸送,聚氯乙烯涂塑鋼管適用于排水、海水、油、氣體等介質的輸送。

給水涂塑鋼管襯塑管

選擇優秀的涂塑鋼管,首先,就是對鋼管的外觀進行檢查。外觀是產品的外在表現,除了其美觀程度,還要查看其外觀質量是否合格,是否滿足產品加工需要。對于在外觀上存在損壞的產品是不能通過檢測實驗的。其次,就是對產品厚度的測量。厚度的測量要選擇標準的測量儀器,在涂塑鋼管上取不同長度的兩個橫斷面,在所取的橫斷面上用電磁測厚儀測量圓周上直交的任意四點的涂層厚度,記錄測量結果。

終比較測量結果是否與產品標準相符。還有,就是對涂塑鋼管電路檢測,取一定長度的管段,用電火花檢漏儀對鋼管涂層在規定試驗電壓下進行檢查,其涂層厚度、試驗電壓等要滿足要求,并且檢查有無電火花產生。

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