Classification,Spiral,steel,pi technology Classification of Spiral steel pipe standard


Today LED technology is replacing the technology of old traditional lights. If you are also planning to replace traditional florescentbulbs with LED tube lights on your own then here are some important tips, which will be helpful for you in The huge variety of home school supplies available does notmake choosing what to buy easier – it makes it harder.  With so much choice and brands that promisethe earth and yet are often so like one another, parents are often left in aquand


Pressurized fluid conveying, using spiral seam submerged arc welding steel pipe SY5036-2000, is mainly used for conveying oil, natural gas pipeline; Pressurized fluid conveying with high frequency welding steel pipe spiral seam SY5038-2000, using high-frequency welded lap welding method, used in pressurized fluid conveying spiral seam high frequency welding steel pipe.Steel tube confined ability, good plasticity, easy to welding and processing molding; General low-pressure fluid conveying, spiral seam submerged arc welding steel pipe SY5037-2000, adopt double automatic submerged arc welding or one side welding into legal system for water, gas, air and steam general low-pressure fluid conveying with submerged arc welding steel pipe.Commonly used standards of the spiral steel pipe can be divided into: SY/T5037-2008 (solid, also known as the common fluid conveying pipe with spiral seam submerged arc welding steel pipe), GB/T9711.1-2008 (national standard, also known as oil and gas industry conveying pipe delivery technical conditions in the first part: grade A steel pipe (GB/T9711.2 strict grade B steel pipe)), API 5 l (American petroleum institute, also known as the pipeline steel pipe; which can be divided into PSL1 and PSL2 two levels), SY/T5040-2008 (with spiral weld steel pipe pile). SY/T5037-2008 is the oil ministry set standards are generally called targets helical tube, GB/T9711.1-2008 national oil and gas industry conveying pipe, A level General low-pressure fluid conveying spiral seam high frequency welded steel pipe (SY5039-2000) is a hot rolled steel coil tube billet, often spiral forming temperature, using high-frequency lap welding welding for general low-pressure fluid conveying spiral seam high frequency welding steel pipe. Pile with spiral weld pipe (SY5040-2000) is a hot rolled steel coil tube billet, often spiral shape, made of double-sided submerged arc welding or high frequency welding, used in civil construction, port, bridge pile foundation with steel pipe. If you need Sprial steel pipe or inventory of SSAW,pls contact us:www.great-pipe.com

Classification,Spiral,steel,pi

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