Changsha Hunan Steel Co. Ltd. is based in China and lists steel pipe products on Global Trade Plaza. The company offers spiral welded pipe, also referred to as SSAW or HSAW pipe, produced by spiral submerged arc welding using narrower plates or hot-rolled coils. The process creates a helical weld seam and enables the manufacture of large-diameter pipes for transporting large volumes of oil and gas. The supplier also lists A53 SSAW pipe and SAWH pipe, with stated applications across water supply engineering, petrochemical and chemical industries, electric power, agricultural irrigation, urban construction, water supply and drainage, gas transport, and structural construction. Buyers can send an enquiry through Global Trade Plaza.