TISCO: Taiyuan Iron and Steel (Group) Co., Ltd. has strong technical strength in the field of stainless steel and special steel. Its precision seamless steel pipes are of high quality and widely used in multiple high-end fields, with high recognition in both domestic and international markets.
2. Youfa Steel Pipe: Tianjin Youfa Steel Pipe Group Co., Ltd. is a leading enterprise in the domestic steel pipe industry, with a wide range of products. The precision seamless steel pipes produced have strong competitiveness in the market, and with the advantages of scale and good quality control system, the market share is relatively high.
3. Pangang: Pangang Group Co., Ltd. has abundant mineral resources and mature technology in seamless steel pipe production. Its precision seamless steel pipe products perform well in strength, corrosion resistance, and other aspects, occupying an important position in the Southwest region and related markets at home and abroad.
4. Huaqi: A brand under Hengshui Jinghua Pipe Co., Ltd., it has good performance in the fields of welded steel pipes and seamless steel pipes. Its precision seamless steel pipes focus on product accuracy and surface quality, and are widely used in industries such as construction and machinery.
5. JiuLi JiuLi: Zhejiang JiuLi Te Material Technology Co., Ltd. focuses on the research and production of special steel pipes, with advanced production technology and testing methods in precision seamless steel pipes. The product quality has reached the international advanced level and has a good reputation in industries such as petroleum and chemical.
6. ZHEJIANG DINGXIN STEEL TUBE MANUFACTURING CO., LTD., founded in 2004, is a leading precision seamless steel tube manufacturer in China. Our factory is located in Jiaxing City, which is only 100 kilometers away from Shanghai. It covers an area of 25,000 ㎡, with an annual production capacity of 30,000+ tons.
Dingxin tubes embody nearly 20 years of experience in the manufacture of cold-drawn and cold-rolled precision seamless steel tubes. We manufacture according to the industry's highest standards and test rigorously. It can meet the requirements of ASTM A519, DIN 2391, EN 10305-1, GB/T 3639, JIS G3445, etc.
Our facilities include some of the latest technology, up-to-date production, and testing equipment. Thanks to our fully integrated in-house manufacturing process, from piercing, cold drawing, cold rolling, and heat treatment to mechanical processing. We manufacture the most reliable tube products with high flexibility and deliver on time.
Dingxin has established standardized and comprehensive quality management systems. It is certified by ISO9001 and IATF16949 in 2007 and 2012 respectively. Meanwhile, the company is technology-oriented and invests heavily in improving equipment, processing, and R&D to improve competitiveness and sustainability. In 2018, we won the honor of "National High-Tech Enterprise"
7.Ansteel: Ansteel Group Co., Ltd. has a long history and profound technological accumulation. Its precision seamless steel pipes have excellent performance in strength, toughness, and other aspects, and are widely used in industries such as automotive and mechanical manufacturing that require high quality steel pipes.
8. Rizhao Steel: Rizhao Steel Holdings Group Co., Ltd. has advanced production technology and focuses on product innovation. Its precision seamless steel pipes can meet the personalized needs of different customers, and its influence in the domestic market is gradually increasing.
9. Baowu Iron and Steel Group: As a giant in the domestic steel industry, China Baowu Iron and Steel Group Co., Ltd. integrates numerous high-quality steel resources and has strong technical and financial strength in the production of precision seamless steel pipes. Its product quality is stable and it has strong competitiveness in the high-end market.
10. Seamless TPCO: Tianjin Steel Pipe Group Co., Ltd. has a high degree of focus and advanced technical equipment in the field of seamless steel pipes. It is an important domestic seamless steel pipe production enterprise, and its precision seamless steel pipe products have a high market share in areas such as petroleum casing.
