|Place of Origin:
ISO 9000/9001/9004/19011: 2000 |
|Detailed Product Description:|
|Furnace welded pipe can be used for water gas pipe and so on. The big straight seam welded pipe is used in high pressure oil and gas transportation and so on. Classification of welded pipe is used for oil and gas transportation, pipe pile and so on. According to the weld shape classification, the welded steel pipe consists of straight seam welded pipe and spiral welded pipe. The production process of straight seam welded pipe is simple with high production efficiency, low cost and rapid development. The strength of spiral welded pipe is generally higher than that of straight seam welded pipe, which is using a narrow billet production of larger diameter welded steel pipe.