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                                                                                                                                    ERW鋼管

                                                                                                                                    作者:滄州市大唐管業有限公司來源:http://www.locasity.com/時間:2019/04/24 點擊:0

                                                                                                                                    ERW鋼管
                                                                                                                                      erw高頻焊管是熱軋卷板經過成型機成型后,利用高頻電流的集膚效應和鄰近效應,使管坯邊緣加熱熔化,在擠壓輥的作用下進行壓力焊接來實現生產。

                                                                                                                                      ERW鋼管執行標準

                                                                                                                                      GB/T3091-1993(低壓流體輸送用鍍鋅焊接鋼管)。主要用于輸送水、煤氣、空氣、油和取暖熱水或蒸汽等一般較低壓力流體和其他用途管。其代表材質Q235A級鋼。

                                                                                                                                      GB/T3092-1993(低壓流體輸送用鍍鋅焊接鋼管)。主要用于輸送水、煤氣、空氣、油和取暖熱水或蒸汽等一般較低壓力流體和其它用途管。其代表材質為:Q235A級鋼。

                                                                                                                                      GB/T14291-1992(礦用流體輸送焊接鋼管)。主要用于礦山壓風、排水、軸放瓦斯用直縫焊接鋼管。其代表材質Q235A、B級鋼

                                                                                                                                      GB/T14980-1994(低壓流體輸送用大直徑電焊鋼管)。主要用于輸送水、污水、煤氣、空氣、采暖蒸汽等低壓流體和其它用途。其代表材質Q235A級鋼。

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