40 inch API 5l spiral welded steel pipe, 10 mm thick welded steel tubes 1016 mm OD

Scientific test equipment for ssaw steel pipe

• spectrometer  • metallographic                • universal testing machine

• charpy impact test machine                     • offline ultrasonic automatic flaw detector

• X-ray real time imaging system              • 2000t hydrostatic pressure testing machine

What we can do with SSAW welding steel pipe? 

Spiral seam double surface submerged arc steel pipes are used widely in many field,such as fluid,petroleum and natrual gas transportation.Also there are some STANDARDS of PRODUCTS.

• API Spec 5L Line pipeand steel pipe standard;

• BG/T 9711.1-1997 Delivery of petroleum and natrual gasindustrial transportation steel pipe Technical conditions Part 1 Grade-A Steel Pipe;

• GB/T 9711.2-1999 Delivery of petroleum and natrual gasindustrial transportation steel pipe Technical conditions Part 1 Grade-B Steel Pipe;

• SY/T5037-2000 Spiral submerged are welding steel pipe forlow-pressure fluid deliverypipe.

Tianjin Ruijie Steel Pipe Co.,Ltd is located in Cuizhuangzi Industrial Park, Jinghai County, Tianjin, China, covering a total area of 48,800 square meters, the existing staff 260 People, including senior engineering and technical personnel 36 people.
Our company established a quality management system with the ISO9001: 2008 standard, from the procurement of raw materials to the entire production process, testing the cost of goods, shipped and after-sales service, and has developed a corresponding control procedures to make the whole process of production In the monitoring. Quality inspection personnel and welding workers have been assessed by specialized agencies, special types of employment rate of 100%, so that the quality of products has been guaranteed.

Our company has four production line of double-sided submerged arc welding spiral pipe, with an annual output of 100,000 tons per year. Our company introduced a high technological equipment - Lincoln US automatic welding equipment. And our spiral welded steel pipes are widely used for oil, natural gas industry, heat pipelines, wall casing, construction piling, high-rise building frame structure and water supply.