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We rely on high-quality staff, high-precision production equipment and strict testing methods to produce high-quality scaffolding tags, steel pipe for irrigation, seamless pipe international . Our company is actively carrying out the design and research and development of new products, improving after-sales service, and meeting the actual needs of target customers. Please believe that the rectangular steel pipe for tunnels produced by our company is your reliable choice! In the integrated innovation of "people-oriented, four-wheel drive", our company promotes quality and efficiency improvement by implementing MBOS and lean management system. In such a competitive era, we have to take learning as the foundation of our body and learn all the necessary knowledge and skills. In the future, we will be based on innovative industry value, through a variety of means such as development methods and business model innovation, to achieve the goal of industry value enhancement. At the same time, we actively encourage and encourage employees to participate in social welfare activities, fulfill social responsibilities with practical actions, and repay the society. It has always been the sacred duty of our company to operate and promote industrial development, and we are striving to move forward in this direction. In the fierce international competition in the future, our company will enhance the technology development strength and market control ability. After several years, our company has grown rapidly. "Responsibility, ingenuity, tolerance, openness, integrity, awe" is our corporate culture. We hope to create a win-win situation with quality and create a century-old brand! We hope to become a high-quality, cost-effective service provider!
  • ASTM A500 Square Hollow Sections

    ASTM A500 Square Hollow Sections

    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, API
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  • Galvanized Hollow Section

    Galvanized 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, API
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  • ASTM A500 Galvanized Square Hollow Sections

    ASTM A500 Galvanized Square Hollow Sections

    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, API
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  • Galvanized Square&rectangular Iron Steel Pipe

    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
  • Chinese Mill Steel Hollow Section Price

    Chinese Mill Steel Hollow Section Price

    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
  • SHS Black Hollow Section 20*20-200*200mm

    SHS Black Hollow Section 20*20-200*200mm

    1, Grades: Q235B, Q355B, SS400, S235 and S355 2, Size: 15*15-300*300mm 3, Standards: GB/T6728-2017, EN10219,EN10255, ASTM A500 grade A, B, C, ASTM A795 4, Certifications: ISO 9001, SGS, CE, API
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  • Cold Formed Mild Steel Hollow Box Section Suppliers RHS/SHS

    Cold Formed Mild Steel Hollow Box Section Suppliers RHS/SHS

    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,
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  • Rectangular Steel Pipe ASTM A500

    Rectangular Steel Pipe ASTM A500

    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,
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  • EN10219 GI Rectangular Steel Pipe

    EN10219 GI Rectangular Steel Pipe

    Standard: EN10219. Grade: Q235B, Q355B, SS400, S235JR, S275JR, S275J0R, S275J2R, S355JR, S355J0R, S355J2R. Thickness: 1.2mm-18mm. Section Shape: Square and Rectangle.
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  • 20X40 200X400 GI Rectangular Steel Pipe

    20X40 200X400 GI Rectangular Steel Pipe

    Standard: 20X40 200X400. Grade: Q235B, Q355B, SS400, S235JR, S275JR, S275J0R, S275J2R, S355JR, S355J0R, S355J2R. Thickness: 1.2mm-18mm. Section Shape: Square and Rectangle.
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  • 20X40 200X400 Pre Galvanzied Rectangular Pipe

    20X40 200X400 Pre Galvanzied Rectangular Pipe

    Standard: 20X40-100*50. Grade: Q235B, Q355B, SS400, S235JR, S275JR, S275J0R, S275J2R, S355JR, S355J0R, S355J2R. Thickness: 0.8mm-2.5mm. Section Shape: Square and Rectangle.
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  • MS863:2010 Pre Galvanzied Rectangular Pipe

    MS863:2010 Pre Galvanzied Rectangular Pipe

    Standard: MS863: 2010. Grade: Q235B, Q355B, SS400, S235JR, S275JR, S275J0R, S275J2R, S355JR, S355J0R, S355J2R. Thickness: 0.8mm-2.5mm. Section Shape: Square and Rectangle.
    Add to Inquiry
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We strive to promote the steady development of the enterprise, and now the company has formed a multi-series seamless pipe profiles, steel plate for walkways, steel pipe market share, hot rolled coil for columns as one enterprise pattern. We're professional rectangular steel pipe for tunnels manufacturers and suppliers in China, providing the best products and service for your brands. We warmly welcome you to buy high-quality rectangular steel pipe for tunnels made in China here from our factory. For more company information, contact us now.

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