The company produces and sells 219-1820X5-14MM spiral welded pipe. The product adopts the automatic double face submerged arc welding of the United States Lincoln welding machine. It carries out the production of international GB/T9711.1--1997 and oil and natural gas industry standard SY/T5037-2000 and SY/T5040-92, and is equipped with X ray, ultrasonic and hydrostatic pressure for automatic testing. The products are stable and reliable with products such as petroleum, natural gas, water and steam. The products are welcomed by friends from all walks of life. I believe that your cooperation is the beginning of success.
Tianjin Hongyuan commerce and Trade Co., Ltd.
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