We will provide customers with high-quality steel pipe fabrication, scaffolding zone, galvanized pipe for energy and satisfactory services with honest and trustworthy, convenient and efficient operation methods and strict management. Since our establishment, we have been a pioneer in the industry and a professional manufacturer engaged in the design and manufacture of square steel pipe for ships. Brand is the way of enterprise development, building a strong brand and building a good market reputation is our constant pursuit, and strive to win-win situation with customers in the development of enterprises. Along the way, our company has always adhered to the motto of "integrity, quality, ingenuity, excellence, and mutual benefit". Based on integrity, we strictly control quality, build an excellent team, and insist on mutual benefit and win-win results. Under the guidance of the core values of the enterprise, our company continues to expand its business territory, and its products are sold to many countries and regions at home and abroad. Innovation and development have always been the theme of the company's business work, and we will adhere to the integrity of the establishment, professional development, innovation to share a win-win business philosophy, continuous development, sustainable development. Integrity is our most important intangible asset, and we always insist on treating society, customers, partners and employees with sincerity. Adhering to the core values of responsibility, innovation, synergy and sharing, we are committed to leading the development of China's exhibition industry, helping Chinese enterprises to progress, and promoting a new dual-cycle development pattern. and contribute to the prosperity of the world economy Business policy is the most basic thinking direction of the enterprise, covering basic culture, industry policy, personnel policy and other basic policies.
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A500 Hollow Section
1, Grades: Q235B, Q355B, SS400, S235 and S3552, Size: 15*15-300*300mm3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C4, Certifications: ISO 9001, SGS, CE, APIAdd to Inquiry -
China Factory Galvanized Square&rectangular Iron Steel Pipe
1, Grades: A500,A,B,C,Q235B, Q355B, SS400, S235 and S3552, Size: 15*15-300*300mm-40*20-400*200mm3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C4, Certifications: ISO 9001, SGS,Add to Inquiry -
Ms Rectangular Hollow Gi Pipe Galvanized Steel Tube
1, Grades: A500,A,B,C,Q235B, Q355B, SS400, S235 and S3552, Size: 15*15-300*300mm-40*20-400*200mm3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C4, Certifications: ISO 9001, SGS,Add to Inquiry -
Black Hollow Section
Our main products are: ERW HDG pipes ERW Black Square hollow section ERW Black Rectangular hollow section ERW HDG Scaffolding pipes SSAW pipes API 5LAdd to Inquiry -
Square Tube Carbon Steel Pipe Black Hollow Section
1, Grades: A500,A,B,C,Q235B, Q355B, SS400, S235 and S355 2, Size: 15*15-300*300mm-40*20-400*200mm 3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C 4, Certifications: ISO 9001,Add to Inquiry -
40x40 Ms Steel Rectangular Tube
1, Grades: A500,A,B,C,Q235B, Q355B, SS400, S235 and S3552, Size: 15*15-300*300mm-40*20-400*200mm3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C4, Certifications: ISO 9001, SGS,Add to Inquiry -
Hollow Section
1, Grades: Q235B, Q355B, SS400, S235 and S3552, Size: 15*15-300*300mm3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C, ASTM A7954, Certifications: ISO 9001, SGS, CE, APIAdd to Inquiry -
Square Hollow Section
1, Grades: A500,A,B,C,Q235B, Q355B, SS400, S235 and S3552, Size: 15*15-300*300mm-40*20-400*200mm3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C4, Certifications: ISO 9001, SGS,Add to Inquiry -
HOLLOW SECTION
Dear Sir I am Lee Wenli from Handan Zhengda Steel Pipe Group Co.Ltd. Our company is the 2nd largest ERW HDG pipe mill in China. Our main products are: ERW Black and HDG pipes ERW Black and HDG SquareAdd to Inquiry -
Hot Dipped Galvanized Square And Rectangular Steel Pipe
Our main products are: ERW Black and HDG pipes ERW Black and HDG Square hollow section ERW Black and HDG Rectangular hollow section ERW Black and HDG Scaffolding pipes SSAW pipes API 5LAdd to Inquiry -
Square Tubes
Square Tubes have very efficient shapes for multiple-axis loading as they have uniform geometric and thus uniform strength characteristics along two or more cross-sectional axes making them goodAdd to Inquiry -
MS863 Square and Rectangular Steel Pipe
Standard: MS863. Grade: Q235B, Q355B, SS400, S235JR, S275JR, S275J0R, S275J2R, S355JR, S355J0R, S355J2R. Thickness: 1.2mm-18mm. Section Shape: Square and Rectangle.Add to Inquiry
The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an
The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!
Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
We promise to maintain the high quality of our seamless pipe certification, black round steel pipe with accurate dimensions, seamless pipe mountain from beginning to end, and continue to introduce new ones to create higher value for customers. We're professional square steel pipe for ships manufacturers and suppliers in China, providing the best products and service for your brands. We warmly welcome you to buy high-quality square steel pipe for ships made in China here from our factory. For more company information, contact us now.













