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High Precision ERW & SSAW Welded Pipes from China Factory - Trusted Suppliers for Quality Tubes

Our factory, located in the Jinghai district of Tianjin, China, is a large-scale production unit specializing in high-precision and high-strength ERW welded pipes, spiral welded pipes, roller tubes, solar stand tubes, sporting goods tubes, high-precision structure tubes, and piling pipes. With a strong commitment to quality, we have positioned ourselves as a leading supplier in the industry.

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Strategically situated just 190 km from Beijing Capital International Airport, 56 km from Tianjin Binhai International Airport, and 80 km from Tianjin Port, our factory benefits from excellent transportation links. This prime geographical location makes it easy for our customers to access our services. Covering an area of 300,000 m² and with a total investment exceeding 600 million RMB, our facility is equipped to meet high production demands. Our dedicated team of 500 staff members, including 50 senior engineers, ensures that we maintain the highest standards in our manufacturing processes, making us your reliable partner in the industry.

    Product Introduction

    Our workshop is a large-scale production unit, producing and marketing high precision, high-strength ERW welded pipe, spiral welded pipe, roller tube, solar stand tube, sporting goods tube, high-precision structure tube, piling pipe etc.

    Strategic Location

    Lies in Jinghai district, Tianjin, a very convenient traffic place. It is 190kms away from Beijing Capital International Airport, 56kms from Tianjin Binhai International Airport, and 80kms from Tianjin Port. Connected by multiple highways, this geographical advantage benefits our clients globally.

    Scale & Investment

    Covers a 300,000m² area, with a total investment exceeding 600 million RMB. Currently supported by 500 staff members, including 50 senior engineers.

    Production Capabilities

    Equipped with 4 advanced ERW lines, 4 spiral lines, 2 3PE anti-corrosive lines, 1 plastic outer/epoxy inner coating line, and 1 insulation steel pipe line.

    Our annual output for SSAW steel pipe (Ф219mm-Ф3000mm, W.T: 5mm-30mm) reaches 100 thousand tons. The annual output of ERW (Ф33.4mm-Ф273mm, W.T: 3mm-14mm) is 300 thousand tons. Steel grades include Q235B, Q345B, GR.B, H40, J55, K55, X42, X52, X70, X80, N80, P235, P265, S235, S275, S355. Additionally, the annual output of anti-corrosive steel pipe (Ф50mm-Ф2540mm) is 3 million square meters, and insulated steel pipe is 500 thousand square meters.

    Focusing all success into one body and condensing the essence of China's pipeline manufacturing, our company takes being professional, powerful, and delicate as our responsibility. We aim to build green, environmental, and energy-efficient steel pipe enterprises as our standard. We strictly manufacture according to international standards: API 5L, API 5CT, ASTM A53, ASTM A252, EN10217, EN10219, BS1387, DIN30670, DIN30678, CSAZ245.20, CSAZ245.21, GB/T9711, GB/T3091, GB/T13793, GB/T23257, SY/T0315, SY/T0422, SY/T0457. Our products are widely used in transportation pipelines for oil, gas, coal gas, heating supply, drainage engineering, electricity, and chemicals, as well as piling, structure, ocean engineering, machinery, mining, sports, and automotive industries.

    Depending on the quality concept of "quality is the cornerstone of business survival, is the soul of brand casting," quality has always been the foundation of our existence and development. Our company has independent testing labs such as physical and chemical labs, and advanced inspection equipment including X-ray imaging systems, magnetic detectors, offline UT equipment, steel pipe whole body UT equipment, and hydraulic testing machines. Skilled employees carry out precise procedures from raw materials to final products. Scientific quality control provides a reliable guarantee for 100% delivered acceptance. We adopt a quality-following system to ensure customer peace of mind.

    ERW Pipe Producing Equipment

    Excellent production equipment, processed Ф89, Ф140, Ф168, Ф273mm, four ERW welded pipe production lines and 600mm, 1500mm, 1800mm three longitudinal shear lines. The Size range is OD: Ф33.4mm to Ф273mm, thickness 3mm to 14mm. To ensure the development of steel pipes with special specifications, we actively enlarge our investment in equipment to support our customers' long-term needs.

    Spiral Welded Pipe Producing Equipment

    Four advanced double-side spiral submerged ARC welded steel pipe production lines, producing OD: Ф219mm-3000mm, thickness 5mm-30mm, Grade X80 double-side spiral submerged Arc welded pipe. These lines feature not only high deposition rates but also anatexis ability, quality welded seams, and high compactness. The appearance of the welded seam is flat and smooth, satisfying various strict project demands.

    Frequently Asked Questions

    What types of steel pipes do you manufacture?
    We manufacture a wide range of steel pipes, including high precision and high-strength ERW welded pipes, spiral welded pipes (SSAW), roller tubes, solar stand tubes, sporting goods tubes, high-precision structural tubes, and piling pipes.
    What are your production size ranges for ERW and Spiral Welded pipes?
    For ERW pipes, the size range is OD Ф33.4mm to Ф273mm with a wall thickness of 3mm to 14mm. For spiral welded pipes (SSAW), the size range is OD Ф219mm to Ф3000mm with a wall thickness of 5mm to 30mm.
    Which steel grades and international standards do your products conform to?
    We support steel grades including Q235B, Q345B, GR.B, H40, J55, K55, X42 to X80, N80, P235, P265, S235, S275, and S355. Our manufacturing complies with international standards such as API 5L, API 5CT, ASTM A53, ASTM A252, EN10217, EN10219, BS1387, and DIN30670.
    How do you ensure the quality of your steel pipes?
    We operate independent physical and chemical testing laboratories equipped with X-ray imaging, magnetic detectors, offline and whole-body UT equipment, and hydraulic testing machines. We also implement a strict quality-following system from raw material inspection to final product delivery.
    Where is your workshop located and is it convenient for shipping?
    Our facility is located in Jinghai District, Tianjin. It is highly accessible, situated 190km from Beijing Capital International Airport, 56km from Tianjin Binhai International Airport, and only 80km from Tianjin Port, with excellent connections to major highways.