Tianjin Dasheng Steel Pipe Co., Ltd. China (Mainland)

Tianjin Dasheng Steel Pipe Co., Ltd. specializes in producing double-sided submerged arc spiral welded pipes, located in Daqiuzhuang, Jinghai County in Tianjin. With the Beijing-Shanghai Speedway to the south, our company has a convenient location. Our company covers a floor area of 100,000 square meters. Our company possesses advanced production lines for two sided submerged arc welded steel pipes, and our annual production capacity is 30 trillion tons. We can produce all sizes of two sided submersed arc spiral seam welded steel pipes, with diameter from 219mm to 2,820mm, and wall thickness from 4mm to 25mm. Our products are widely used for long distance transfer lines transporting petroleum, natural gas, coal gas, steam, heat, chemical, electric power, water, nucleic acid, as well as construction items. Our products sell well in domestic and overseas markets. To ensure the welding quality, our corporation has introduced a production line from America Lincoln Welding Equipment and nondestructive examination equipment integrated with the production lines. The X-ray throat welding seam inspection equipment was introduced from France's Thales, while Comet and Japanese Sanko sold us equipment for ultrasonic testing and water testers. So our company has established a perfect quality control system, a monitoring system, and a comprehensive technological process and correlative physical and chemical inspection equipment. From appearance to product quality, physical dimensions to root of welded seam, the quality is in conformity with National Standards GB/T9711.1-1997, the industry standard of the Petroleum Technology Ministry SY/T5037-2000 and API SPEC 5L welded steel pipe standard. Our company puts forth "quality is the life of enterprise, good faith is the root" as our quality policy, and we keep casting excellent products with strength and technology to win the trust of customers with good faith and unvarying quality. Our company possesses a perfect quality control system and has passed the evaluation of ISO9001:2000 international quality system authentication. Our Dasheng Brand two sided submerged arc spiral welded tubing is named as a "Tianjin Famous Brand Product by the Tianjin People's Government". Our company has acquired the production license of Nationwide Manufactured Products. We are going forward in full stride with high will power and full ardor. General Manager along with the staff, sincerely hopes that new and old customers come here to carry on business. We will offer top services to you with all sincerity.

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• Fax:086-022-68588007
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• Tel:086-022-28897446

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