China High-Precision ERW & SSAW Welded Pipes from China Factory - Reliable Suppliers for All Your Needs Manufacturer, Manufacturers

Our factory, located in the Jinghai district of Tianjin, China, is a large-scale production unit specializing in high-precision and high-strength welded pipes. As a leading supplier of ERW welded pipes, spiral welded pipes, roller tubes, solar stand tubes, sporting goods tubes, high-precision structural tubes, and piling pipes, we are committed to delivering top-quality products to our customers.

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Strategically situated just 190 kilometers from Beijing Capital International Airport, 56 kilometers from Tianjin Binhai International Airport, and 80 kilometers from Tianjin Port, our facility offers excellent connectivity via multiple highways. This prime geographical location makes us an attractive choice for customers seeking reliable suppliers in the region. Covering an area of 300,000 square meters and with a total investment exceeding 600 million RMB, our factory employs 500 dedicated staff, including 50 senior engineers, ensuring that we maintain high standards of quality and service in our operations.

Product Description

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.

300,000 m² Covered Area
600M+ RMB Total Investment
500+ Staff Including 50 Senior Engineers

Now pocketed four advanced ERW steel pipe production lines, four spiral steel pipe production lines, two 3PE anti-corrosive production lines, one production line of outer coating with plastic and inner coating with epoxy, and one insulation steel pipe production line.

Annual output of SSAW steel pipe (Φ219mm-Φ3000mm, W.T: 5mm-30mm) is 100 thousand tons; The annual output of ERW (Φ33.4mm-Φ273mm, W.T: 3mm-14mm) is 300 thousand tons; The steel grade can be Q235B, Q345B, GR.B, H40, J55, K55, X42, X52, X70, X80, N80, P235, P265, S235, S275, S355. Annual output of anti-corrosive steel pipe (Φ50mm-Φ2540mm) is 3 million square meters, and insulated steel pipe is 500 thousand square meters.

Condensing the essence of pipeline manufacturing, our professional standards ensure the building of green, environmental, and energy-efficient steel pipe enterprises. Strictly manufacturing according to standards of API 5L, API 5CT, ASTM A53, ASTM A252, EN10217, EN10219, BS1387, DIN30670, DIN30678, CSA Z245.20, CSA Z245.21, GB/T9711, GB/T3091, GB/T13793, GB/T23257, SY/T0315, SY/T0422, SY/T0457. Our products are widely used in transportation pipeline for oil and gas, coal gas, heating supply, drainage engineering, electricity and chemical; and also used for piling, structure, ocean engineering, machinery, mine, sports, automobile and many other industries.

Quality is the cornerstone of business survival and the soul of brand casting. We have independent testing labs such as physical labs, chemical lab and advanced inspection equipment such as X-ray imaging system, magnetic detectors, offline UT equipment, steel pipe whole body UT equipment and hydraulic testing machine. Skilled employees carry out procedure inspection from raw materials to final products, providing a reliable guarantee for 100% delivered acceptance.

ERW Pipe Producing Equipment

Excellent production equipment including Φ89, Φ140, Φ168, Φ273mm ERW welded pipe production lines and 600mm, 1500mm, 1800mm longitudinal shear lines. Size range: OD Φ33.4mm to Φ273mm, thickness 3mm to 14mm.

Spiral Welded Pipe Producing Equipment

Four advanced double-side spiral submerged ARC welded steel pipe production lines, producing OD Φ219mm-3000mm, thickness 5mm-30mm. Grade X80 double-side spiral submerged Arc welded pipe offers high quality welded seams and pretty compactness.

Frequently Asked Questions (FAQ)

Q: What types of steel pipes are available?
We manufacture ERW welded pipes, spiral welded pipes (SSAW), roller tubes, solar stand tubes, structural tubes, piling pipes, anti-corrosive, and insulated steel pipes.
Q: What is your annual production capacity?
Annual output includes 100,000 tons of SSAW pipes, 300,000 tons of ERW pipes, 3 million square meters of anti-corrosive pipes, and 500,000 square meters of insulated pipes.
Q: Which steel grades can you produce?
Available grades include Q235B, Q345B, GR.B, H40, J55, K55, X42, X52, X70, X80, N80, P235, P265, S235, S275, and S355.
Q: Do your pipes meet international standards?
Yes, we strictly follow API 5L, API 5CT, ASTM A53, EN10217, EN10219, DIN30670, and various other global standards for pipeline manufacturing.
Q: What quality control measures are in place?
We utilize independent physical and chemical labs, X-ray imaging, magnetic detectors, and ultrasonic (UT) equipment to ensure 100% acceptance for all delivered products.
Q: What are the size specifications for your spiral pipes?
Our SSAW pipes range from Outer Diameter Φ219mm to 3000mm, with wall thicknesses between 5mm and 30mm.

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