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                                                                                Cangzhou Spiral Steel Pipes Group Co.,Ltd.

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                                                                                Small diameter spiral steel pipe
                                                                                Release date:2016-11-07

                                                                                小口徑螺旋鋼管  小口徑厚壁螺旋鋼管

                                                                                               Small diameter spiral steel pipe                 Small diameter thick-walled spiral steel pipe

                                                                                Small diameter spiral pipe specifications price list

                                                                                Name of small diameter spiral steel pipe Small Diameter Spiral Pipe Size (Diameter * Wall Thickness) Name of small diameter spiral steel pipe Small Diameter Spiral Pipe Size (Diameter * Wall Thickness)
                                                                                219 Spiral steel pipe 219*6 219*7 219*8 273 Spiral steel pipe 273*6 273*7 273*8
                                                                                325 Spiral steel pipe 325*6 325*7 325*8 325*9 325*10 426 Spiral steel pipe 426*6 426*7 426*8 426*9 426*10 426*11 426*12
                                                                                630 Spiral steel pipe 630*6 630*7 630*8 630*9 630*10 630*12 630*14 630*16 720 Spiral steel pipe 720*6 720*7 720*8 720*9 720*10 720*12 720*14 720*16
                                                                                820 Spiral steel pipe 820*6 820*7 820*8 820*9 820*10 820*12 820*14 820*16 920 Spiral steel pipe 920*6 920*7 920*8 920*9 920*10 920*12 920*14 920*16
                                                                                The latest price reference: spiral pipe price list
                                                                                Production Process of Small Caliber Spiral
                                                                                Inspection of raw materials - Uncoiling - First flat - Cut to butt welding - Finishing - Milling - Delivery - Molding inside and outside welding - Welding slag clearance External inspection - Automatic repair welding, X-ray inspection, filming and Manual ultrasonic re-inspection - pipe end groove machining - hydrostatic pressure test - automatic length measurement weighing - spray signs - the final inspection - storage

                                                                                小口徑螺旋鋼管生產工藝

                                                                                Small diameter spiral steel pipe implementation of standards
                                                                                SY / T5037-2008 (Ministry superscript, also known as ordinary fluid pipeline with spiral submerged arc welded pipe)
                                                                                GB / T9711.1-2008 (GB, also known as the oil and gas industry delivery of steel pipe delivery technical conditions Part I: A grade steel pipe (strict requirements are GB / T9711.2 B grade steel pipe)), API-5L (American Petroleum Institute , Also known as pipeline steel pipe; which is divided into PSL1 and PSL2 two levels), SY / T5040-2008 (spiral welded steel pipe pile)
                                                                                Small diameter spiral steel pipe material
                                                                                Q235A, Q235B, 10 #, 20 #, Q345 (16Mn),
                                                                                (X60), L450 (X65), L485 (X70), L555 (X80), L905 (B), L290 (X42), L320 (X46), L360
                                                                                L290NB / MB (X42N / M), L360NB / MB (X52N / M), L390NB / MB (X56N / M), L415NB / MB (X60N / M), L450MB (X65), L485MB (X70), L555MB (X80) .
                                                                                Small diameter spiral pipe use
                                                                                Small-diameter spiral steel pipe is mainly used in water projects, petrochemical industry, chemical industry, power industry, agricultural irrigation, urban construction
                                                                                For liquid delivery with: water supply, drainage. For gas transportation with: gas, steam, liquefied petroleum gas. For structural use: for piling, as a bridge; terminals, roads, buildings and other structures.
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