|Spiral Submerged-arc Welded steel pipe products introduction|
SSAW pipe is made of hot rolled coiled steel by automatic submerged arc weld under normal atmospheric temperature. All the pipes are produced according to API Spec 5L, EN10217, GB/T9711, AWWA C200, ASTM A252, ASTM A53, DIN1626 etc. The pipes Mainly used in petroleum and natural gas industry to transport flammable and non-flammable liquid and steel construction . There are 12 sets of modernized production line of SSAW pipe. The annual yield of SSAW pipe with outside diameter 219mm-3620mm, wall thickness 5-25.4mm and steel grade B-X80 is 1,000,000 tons.The pipes have been sold to 28 provinces,cities and autonomous regions in China, and been exported to many other countries and regions in the world. The product was praised as “famous brand product in Hebei province” on December, 2002.
Spiral Submerged-arc Welded steel pipe specification
Adopting automatic submerged arc welded technology, shaped with spiral weld seam.
In addition to above specification, the pipes can be produced according to customer’s requirements.
API SPEC 5L Specification for Line Pipe GB/T9711-2011、AWWA C200、ASTM A252、ASTM A53、DIN1626、SY/T5037 Petroleum and natural gas industries—Steel pipe for pipelines—Technical delivery conditions
Petroleum and natural gas industry, chemical industry, electric industry, flammable and non-flammable liquid transportation and steel construction, drainage project and city construction etc.
API 5L : Gr.B,X42,X46,X52,X56,X60,X65,X70,X80.
ASTM A53 : Gr.B.
DIN1626 : ST37,ST44,ST52
ASTM A252 : Gr.2,Gr.3.
GB/T9711 : Q235B,L245,L290,L320,L360,L390,L415,L450,L485,L555
12000mm+500mm or according to the customer’s requirements.