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首頁 > 鋼管百科 > 大口徑直縫埋弧焊鋼管加工技術

大口徑直縫埋弧焊鋼管加工技術

日期:2020-02-29

大口徑直縫埋弧焊鋼管加工技術:

大口徑直縫埋弧焊鋼管加工技術

① 螺紋加工鋼絲頭無錫大直徑管,齒形、節距等均需與套筒齒形、節距連接在一起,并通過支撐量規查看合格。

② 加工鋼螺紋時應采用水溶性切削液潤滑;當溫度低于0℃時,應加入15%-20%的無錫亞硝酸鈉大口徑管內,不得使用油潤滑液或無潤滑液螺紋。

③ 每名操作人員應查看優質鋼絲繩頭的外觀,并制作操作符號。

④ 由鋼纜頭自檢合格,各標準響應處理能力大直徑鋼管,江蘇隨機抽檢10%,且不少于10根,若出現不合格即批量處理全貌,則應將不合格的鋼纜頭經檢驗合格后重新加工,方可再次使用。

⑤ 已鑒定合格的絲質頭巾應按標準分類保存,定期備用。

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