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Our main steel products include:
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Products/Services We OfferHigh frequency butt welded pipe, Spiral seam submerged arc welding steel tube, Petroleum pipe line tube, Square pipe and cold formed steel Straight side slot high frequency welding tube (erw)voluntary standardsgb/t3091 2008, gb/t9711, product specificationφ21.3 φ377㎜, wall thickness 3.0 12㎜.
Widely used in water transmission, gas & oil conveyance, chemical pipe network and steel structure in architecture industry. ERW Line Pipe. Outer DiameteOD219.1 610.0mm(8 5/8 24”).