Straight seam welded pipe project adopts the German technology which can be formed at once and the electronic equipment of German Siemens PRC and English MENT digital direct current adjustive system. The sophisticated technology and precision equipments guarantee the high quality of our products. We strictly implement all-around test methods of GB/T9711.1-1997 and APIspec5L standard, hydraulic pressure test, ultrasonic flaw ***ection on-line, eddy current test, and physical and chemical test to make sure that the quality of the steel pipes is reliable and stable. These products are wildly used in the conveyance pipes of petroleum, natural gas, water vapour, and middle-law voltage flammable fluid as well as used in construction structure with wide application and good adaptability.
Our co***ny mainly produces and manages the stright seam welded pipes of〉17-〉377 in specification, Q235, Q345B, 20#, 16Mn in material, and GB/T3091-2001 in standard, and we can also customize special specification for you. |
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