SS400 ERW square iron pipe- CBD Steel
samsteels@163.com
  1. Home
  2. >>
  3. SS400 ERW square iron pipe

SS400 ERW square iron pipe

As the world's leading steel supplier, we can provide a wide range of steel types, including carbon steel, weathering steel, boiler steel, structural steel, etc., and we can meet customers' requirements in any size, as well as the production of steel and complete plant plans. If you are interested in these aspects, please contact us.

Send Email:samsteels@163.com

If you are interested in our products, please contact us.

    Ss400 En10210 Galvanized tubes Squre Steel Pipe - supplies , SS400 ERW square iron pipe

    SS400 ERW Square/Rectangular Steel Tube/Hollow Section SS400 ERW Square/ Rectangular Steel Tube /Hollow Section we focus on the production of highfrequency welded pipe, Galvanized Steel Pipe and seamless pipe . Our company products are widely recognized and trusted by customers and can meet continuously changing economic and social needs,SS400 ERW Square/Rectangular Steel Tube/Hollow Section , SS400 ERW square iron pipeSS400 ERW Square/ Rectangular Steel Tube /Hollow Section . we focus on the production of high-frequency welded pipe, Galvanized Steel Pipe and seamless pipe . Our company products are widely recognized and trusted by customers and can meet continuously changing economic and social needs,ss400 material carbon steel pipe, ss400 material carbon , SS400 ERW square iron pipe offers 1,234 ss400 material carbon steel pipe products. About 75% of these are Steel Pipes, 8% are Stainless Steel Pipes. A wide variety of ss400 material carbon steel pipe options are available to you, such as technique, grade group, and grade.

    ss400 q235b q195 q345b black erw rectangle pipe tube

    Q235B Q345B Hollow Steel Pipe , ERW Black Round Steel Welded Pipe. All Products. Galvanized Steel Coil (43) Galvalume Steel Coil (18) Prepainted Steel Coil (78) Hot Rolled Steel Sheet (36) Cold Rolled Steel Coil (10) Steel H Beam (14) Steel Angle Bar (10) Steel Channel Bar (11) Hollow Steel Pipe China ERW 2 Inch Black Iron Square Pipe Tube - China , SS400 ERW square iron pipeChina ERW 2 Inch Black Iron Square Pipe Tube, Find details about China Hollow Section, Steel Pipe from ERW 2 Inch Black Iron Square Pipe Tube - Bazhou GY Steel Pipe Manufacturing Co., Ltd.ss400 erw straight seam welded steel pipe - Carbon steels , SS400 ERW square iron pipeBlack welded steel pipe,galvanized steel tube,hollow steel . ERW /Straight Welded Seam Carbon Steel Black Round Welded Pipes in Jamaica. We're an enterprise that export Large Out Diameter Thick Wall Straight Seam Submerged ARC Welded Steel Pipe to Jamaica, we're auth Steel i beam price 1.steel grade:Q235,Q345, SS400,SS490 IPE IPEAA supplier from Jamaica,we are expert manufacturer with

    China S355 Square Iron Pipe Rectangular Steel Tube - China , SS400 ERW square iron pipe

    Hollow Section, Steel Hollow Section, ASTM A500 manufacturer / supplier in China, offering S355 Square Iron Pipe Rectangular Steel Tube, Galvanized Steel Square Tube, Hot Rolled Carbon Structural ERW Steel Pipe Supplier and so on.square hollow section steel ss400, square hollow section , SS400 ERW square iron pipeYou can also choose from bending, cutting, and welding square hollow section steel ss400, as well as from q235, a53(a,b), and 20# square hollow section steel ss400, and whether square hollow section steel ss400 is aisi, astm, or jis. There are 65 suppliers who sells square hollow section steel ss400 on , mainly located in Asia.professional jis ss400 erw carbon 1400mm welded steel pipe , SS400 ERW square iron pipeChina Professional Jis, China Professional Jis Professional carbon steel jis ss400 forged flange at the Wholesale Price 00Cr17Ni13Mo3 00Cr17Ni13Mo2 00Cr18Ni10 X2CrNi189. Cangzhou Fengtao Ruiye Pipeline Engineering Professional JIS SS400 Erw Carbon 1400mm Welded Steel Pipe

    ERW S355j2 Pre-Galvanized Square Steel Pipe - Industry , SS400 ERW square iron pipe

    We not only can produce 500,000 tons of various sizes of ERW pipe, square tube and rectangle tube, but also can produce steel braces, scaffolding, pedal and other metal products 500 million sets. In order to provide customers with the sales, storage, transportation, and distribution service.ERW Welded Square Hollow Steel Pipe China ManufacturerERW Welded Square Hollow Steel Pipe . ERW Welded Square Hollow Steel Pipe . The nomenclature ERW refers to a specific type of welding process that involves both spot and seam welding. Seam welding is commonly used during the manufacturing of round, square and rectangular steel tubing.50x50x6MM 6Mtrs Length Steel Square Tube , SS400 ERW square iron pipe - ZS Steel PipeZS Steel Pipe 50x50x6MM 6Mtrs Length Steel Square Tube EN10204-3.1 |

    Ss400 Furniture Used 15*15mm Pre Galvanized Square ERW , SS400 ERW square iron pipe

    Square Steel Pipe, Pre Galvanized Pipe, Weld Pipe manufacturer / supplier in China, offering Ss400 Furniture Used 15*15mm Pre Galvanized Square ERW Steel Pipe, 3ply Disposable Face Masks Kid, Respiratory Protection Disposable Fold Flat Dust Mask and so on.China Q235 Black Steel Pipe / ERW / Seamless Tube / Hot , SS400 ERW square iron pipeChina Q235 Black Steel Pipe / ERW / Seamless Tube / Hot Rolled Round and Square Pipe, Find details about China Steel Pipe, Black Pipe from Q235 Black Steel Pipe / ERW / Seamless Tube / Hot Rolled Round and Square Pipe - Qingdao Wefsun Metal Material Co., Ltd. , SS400 ERW square iron pipe Q235 Grade D,SS400,S235JR,S235JO,S235J2. Standard. BS 1387, BS 4568, GB/T3901 , SS400 ERW square iron pipess400 erw welded steel pipe sizesWelded Pipe American Piping distributes an extensive selection of welded pipe, including Electric Resistance Welded (ERW) and Double Submerged Arc Welded (DSAW) carbon steel pipe along with their respective flanges and fittings. We also carry A139 Grade B, A252 Grades 2 & 3 spiral weld pipe, and A691 chrome moly pipe.

    Steel Square Tube, Square Metal Tube, Aluminum Square

    Model No. HZ-E-SQUARE PIPE. Steel square tubing is some of the most versatile and useful pieces of metal products around Name 316 stainless steel seamless square pipe Steel Square Tube sizes O D 21 3mm 712mm W T 0 5mm 25mm Less than 12 meters 5 8 m and 6m are common Steel, SS400 ERW square iron pipeCarbon Steel Price Per Kg Mature Tube Asian Tube Square , SS400 ERW square iron pipeiron fence panels hollow section malaysia erw weld carbon square rhs gi steel tube Bazhou GY brand galvanized square and rectangular steel pipe are widely used for Fence post,Steel Structure, as well as greenhouse Tubes. In addition, this type of steel pipe can also be used for Decorative Tube, such as Balcony railing or Handrail.Square Hollow Section Steel Pipe/Tube_Tianjin Friend Steel , SS400 ERW square iron pipeSquare Hollow Section Steel Pipe/Tube-Tianjin Friend Steel Pipe Co.-ProductDetailNameSquare&RectangularPipeOD 15mm*15mm-800mm*800mm,25mm*25mm-600mm*600mm,20mm*30mm-600mm*800mmWallThickness 1.0mm-25mmLength 1m-16m Steelmaterial Q195SS330,ST37,ST42 Q235SS400,S235JR Q

    China Carbon Steel Price Per Kg Prices Iron Pipe 6 Meter , SS400 ERW square iron pipe

    Steel Pipe, Galvanized Steel Tube, Galvanized Steel Pipe manufacturer / supplier in China, offering Carbon Steel Price Per Kg Prices Iron Pipe 6 Meter Gi Pipe for Construction Materials, ERW Square Tube Manufacturer ERW Galvanized Steel Pipe Price, Black Square Tube for Building and so on.ASTM A53 A36 Ss400 St33 DIN 1626 Pre-Galvanized Square , SS400 ERW square iron pipeChina ASTM A53 A36 Ss400 St33 DIN 1626 Pre-Galvanized Square Hollow Section Low Price, Find details about China Galvanized Pipe, Steel Tube from ASTM A53 A36 Ss400 St33 DIN 1626 Pre-Galvanized Square Hollow Section Low Price - Tianjin Boer King Steel Import and Export Co., Ltd.China ERW Welded Low Carbon Steel Square / Round , SS400 ERW square iron pipeSquare Steel Tube, Steel Pipe, Carbon Steel Tube manufacturer / supplier in China, offering ERW Welded Low Carbon Steel Square / Round / Rectangular Pipe&Tube for Construction Q195~Q235 by Container Load, Chinese Standard GB/T 3091-2001 5 Inch Pre Galvanized Iron Box Pipes, Galvanized Steel Pipe Fitting Dimensions Balcony Railing Price and so on.

    Mild Welded ERW Square Hollow Section Steel Tube

    Erw Black square Hollow Section Steel tubes png,China erw . Oct 18, 2016 Erw Black square Hollow Section Steel tubes png,China erw structural lines; the company can manufacture 300,000 tons of welded steel pipes per year. HIGH QUALITY SQUARE IRON TUBES PRICE,AGRICULTURAL. ERW Square Steel Tube and Pipe Square Tubes - Steel Tube Direct. Get PriceChina Pre-Galvanized Furniture Square Pipe - China , SS400 ERW square iron pipeChina Pre-Galvanized Furniture Square Pipe, Find details about China Galvanized Steel Pipe, Steel Tube from Pre-Galvanized Furniture Square Pipe - Tianjin Tianyingtai Steel Pipe Co., Ltd.ss400 square steel Manufacturer - ss400 square steel , SS400 ERW square iron pipeFull listing of ss400 square steel manufacturer & suppliers online. We have a broad range of ss400 square steel and services which can be sourced by this comprehensive vertical web portal dedicated to helping global buyers searching and purchasing from Taiwan and China ss400 square steel manufacturers. Inquires are welcome from worldwide agents, importers, chain stores, distributors and , SS400 ERW square iron pipe

    SS400 China Katalor Suppiler MS Square Steel Pipes

    Stk400,Ss400 Hollow Section Erw Ms Square Rectangular Steel Pipe , Find Complete Details about Stk400,Ss400 Hollow Section Erw Ms Square Rectangular Steel Pipe,Ms Square Pipe,Ms Pipe,Square Steel Pipe from Steel Pipes Supplier or Manufacturer-Liaocheng Kuncheng Pipe Co., Ltd. China Q235 ERW Welded Black Carbon Steel Pipe - China ERW Get PriceSS400 Ms Steel Square Pipe - Touch of SilverSS400 ERW Square/ Rectangular Steel Tube /Hollow Section we focus on the production of high-frequency welded pipe, Galvanized Steel Pipe and seamless pipe . Our company products are widely recognized and trusted by customers and can meet continuously changing economic and social needs,SS400 square pipe class b pipe - Interieur eigen-stylASTM a53 SS400 sch40 Hot dipped pipe steel. Steel Pipe Ss400, Steel Pipe Ss400 Suppliers and , SS400 ERW square iron pipe offers 17,180 steel pipe ss400 products. About 68% of these are steel pipes, 9% are steel sheets, and 1% are stainless steel pipes. A wide variety of steel pipe ss400 options are available to you, such as 10#, a53(a,b), and 20#. Get Price

    China Iron and Steel Hollow Section Mild Square Tube 18X18 , SS400 ERW square iron pipe

    Galvanized Tube, Carbon Steel Pipe, Galvanized Steel Tube manufacturer / supplier in China, offering Iron and Steel Hollow Section Mild Square Tube 18X18 Weight Stainless Square Steel Pipe, Promotional Top Steel Quality Stainless Sheet Coil Suppliers, DIN 630 309 Stainless Steel Sheet with Factory Price Certificated and so on.ss400 steel pipe PDF - ERW Welded Steel PipesJIS G 3101 SS400 Seamless pipe. Mar 13, 2017 · JIS G 3101 SS400 is one of the most commonly used hot rolled general structural steel. Ss400 is a Japanese brand of ordinary steel products, Ss 400 has no chemical composition assigned the, In addition to iron, the main ingredients are C, Si, Mn, S, P, C, Mn, Si is the mechanical properties of the product element plays the leading role, S, P is , SS400 ERW square iron pipeWholesale Erw Square Pipe - Find Reliable Erw Square Pipe , SS400 ERW square iron pipeBuy top quality erw square pipe products online from Chinese erw square pipe wholesalers, suppliers, distributors, dealers & dropshippers at most competitive price. Now you can also get Cheap Pipe, Cheap Steel Pipe, Cheap Steel Tube as well as Customized Erw Square Pipe & OEM Erw Square Pipe products and get the latest info of Pipe Price, Steel , SS400 ERW square iron pipe

    sch40 black steel erw tube hollow section pipe ss400 pipes , SS400 ERW square iron pipe

    ss400 erw steel pipe, ss400 erw steel pipe Suppliers and You can also choose from a53(a,b), 10#, and q235 ss400 erw steel pipe, as well as from welded, seamless ss400 erw steel pipe, and whether ss400 erw steel pipe is structure pipe, fluid pipe, or boiler pipe. There are 5,727 suppliers who sells ss400 erw steel pipe on Read More. 20x20 Hollow , SS400 ERW square iron pipeChina Q235/A36/Ss400 Square and Rectangular Tube and Pipe China Q235/A36/Ss400 Square and Rectangular Tube and Pipe/Steel Pipe, Find details about China Hollow Section, Square Hollow Section from Q235/A36/Ss400 Square and Rectangular Tube and Pipe/Steel Pipe - Qingdao Wefsun Metal Material Co., Ltd.black square pipe q235b astm a36 ss400 s335jrSS400 ERW 40x4steel square pipe - high pressure boiler steel. Carbon Steel Tubes / Black Square Steel Pipe (q235b,Astm . Carbon Steel Tubes / Black Square Steel Pipe (q235b,Astm A36,Ss400,S335jr) , Find Complete Details about Carbon Steel Tubes / Black Square Steel Pipe (q235b,Astm A36,Ss400,S335jr),Carbon Steel Tubes,Carbon Steel Tubes,Carbon Steel Tubes from

    SS400 square pipe class b pipe - Interieur eigen-styl

    ASTM a53 SS400 sch40 Hot dipped pipe steel. Steel Pipe Ss400, Steel Pipe Ss400 Suppliers and , SS400 ERW square iron pipe offers 17,180 steel pipe ss400 products. About 68% of these are steel pipes, 9% are steel sheets, and 1% are stainless steel pipes. A wide variety of steel pipe ss400 options are available to you, such as 10#, a53(a,b), and 20#. Get PriceSS400 Oiled Black Black Square Steel Pipe Manufacturers , SS400 ERW square iron pipeSS400 Oiled Black Black Square Steel Pipe Tianjin Tianyingtai Steel Pipe Co. is a professional manufacturer specializing in welded pipes,galvanized steel pipe,scaffolding and other products for more than one decade.We have 9 production lines for various kinds of steel pipe,10 processing production lines and 50 sets equipment for steel product.Galvanized ERW Welded Carbon Steel Pipe/ Galvanized Iron PipeType Welded Technique ERW Material Carbon Steel Surface Treatment Galvanized Usage Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration Section Shape Round

    China Pre-Galvanized Furniture Square Pipe - China , SS400 ERW square iron pipe

    China Pre-Galvanized Furniture Square Pipe, Find details about China Galvanized Steel Pipe, Steel Tube from Pre-Galvanized Furniture Square Pipe - Tianjin Tianyingtai Steel Pipe Co., Ltd.ss400 steel pipe PDF - ERW Welded Steel PipesJIS G 3101 SS400 Seamless pipe. Mar 13, 2017 · JIS G 3101 SS400 is one of the most commonly used hot rolled general structural steel. Ss400 is a Japanese brand of ordinary steel products, Ss 400 has no chemical composition assigned the, In addition to iron, the main ingredients are C, Si, Mn, S, P, C, Mn, Si is the mechanical properties of the product element plays the leading role, S, P is , SS400 ERW square iron pipeChina Welded Q235 Steel Pipe, Welded Q235 Steel Pipe , SS400 ERW square iron pipeChina Welded Q235 Steel Pipe manufacturers - Select 2020 high quality Welded Q235 Steel Pipe products in best price from certified Chinese Stainless Steel Product manufacturers, Stainless Steel Material suppliers, wholesalers and factory on Made-in-China

    Pre Galvanized Steel Round Pipe - Mild Steel Square Hollow , SS400 ERW square iron pipe

    Pre Galvanized Steel Pipe. Pre Galvanized Square and Rectangular Steel Pipe. Pre Galvanized Steel Round Pipe. Hot Dip Galvanized Steel Pipe. Hot Dip Galvanized Square and Rectangular Steel Tube. Hot Dip Galvanized Round Steel Pipe. ERW Steel Pipe. Square/ Rectangular Tube. ERW Steel Pipe. Request A Quoteq235 ss400 welded 6 inches carbon steel pipe - Steel Pipes , SS400 ERW square iron pipeSS400 steel equal angle iron for 40*40mm. AISI 430 stainless steel sheets; 2 inch diameter 201 stainless steel pipe price per kg; carbon steel carbon steel elbow buyer; square ERW welded steel tube price hollow section; 304l stainless steel strong thin spring wire rod; Metallic Flexible Hose Stainless Steel Pipe; Hot sale Ultra Fine Stainless Wire 0.05mm; 316 0.4mm stainless steelJIS G3101 SS400 Structural Carbon Steel Plate SpecificationSS400 Carbon Steel Pipe JIS G3101 SS400 is one of the most common carbon structural steel grade, other grades of JIS G3101 are ss330, ss490, ss540. Related product type includes steel plate, steel sheet, steel sections, steel pipes, etc.

    other welded pipe - Tianjin Emerson Commercialand Trade

    China other welded pipe catalog of 28 Inch Carbon Steel Pipe 300mm Diameter Steel Pipes Mild Ms Steel Tubes Use for Piling 325X6mmx6m Length, Ms ERW Black Square Hollow Section Pipes/Tubes provided by China manufacturer - Tianjin Emerson Commercialand Trade Co., Ltd., page1.Mild Steel Product - Mild Steel Tubes Manufacturer from MS Square Pipe Grade ASTM A36 Mild Square Pipe, ASTM A105 Mild Square Pipe, S235JR Mild Square Pipe, Q235 Mild Square Pipe, SS400 Mild Square Pipe, SS490 Mild Square Pipe, ST37 Mild Square Pipe, S355 Mild Square Pipe, 1018 Mild Square Pipe, ST52.3 Mild Square Pipe Please contact us for more details.China 100×100 Square Pipe Manufacturers, Suppliers , SS400 ERW square iron pipeUsually customer-oriented, and it's our ultimate focus on to be not only by far the most reliable, trustable and honest provider, but also the partner for our customers for 100×100 Square Pipe, Hot Dipped Galvanized Steel Pipe, Erw Square Welded Steel Pipe, Square Pipe Steel Pipe, To acquire a consistent, profitable, and constant growth by getting a competitive advantage, and by continuously , SS400 ERW square iron pipe

    China Hot Rolled Iron Sheet / Hr Steel Coil Sheet / Ss400 , SS400 ERW square iron pipe

    Steel Plate, Carbon Steel Plate, Mild Steel Plate manufacturer / supplier in China, offering Hot Rolled Iron Sheet / Hr Steel Coil Sheet / Ss400 Black Steel Plate, Ss400 St37 St52 Shs Rhs Welded Seamless Steel Rectangular Hollow Section Square Steel Tube and Pipe, S355jr Square Steel Tubing 1X1 Mild Steel Square Hollow Sections /Carbon Steel Piping and so on.China Iron and Steel Hollow Section Mild Square Tube Galvanized Tube, Carbon Steel Pipe, Galvanized Steel Tube manufacturer / supplier in China, offering Iron and Steel Hollow Section Mild Square Tube 18X18 Weight Stainless Square Steel Pipe, Promotional Top Steel Quality Stainless Sheet Coil Suppliers, DIN 630 309 Stainless Steel Sheet with Factory Price Certificated and so on.Bs1387 Hot Galvanized Rectangular Pipe 50x50mm Black , SS400 ERW square iron pipeSS400 BS1387 ms square steel pipe for construction. SS400 Gal GI square steel pipeerw ms square steel tube for greenhouse - KATALOR STEEL MS ERW black square rectangular steel tubes. SS400 welded BS1387 Medium gal tube - steel-pipe-tube Ss400 Welded Quality Pre-Gal Steel Pipe with Coating 50X50mm Hot DIP Weifang . Learn More

    Youfa Brand Manufacturer Pre Galvanized Square Steel Pipe , SS400 ERW square iron pipe

    In order to provide personalized service for foreign businessmen, we have opened a processing factory of 10,000 square meters; Products cover ERW Steel Pipe, Hot Dipped Galvanized Steel Pipe, Square and Rectangular Steel Pipe,Steel Pipe of Lining Plastic,Plastic-coated Steel Pipe, Spiral Steel Pipe, Highway Materials; TOP 500 ENTERPRISE IN CHINAsteel pipe weight calculator square pipe weight , SS400 ERW square iron pipeSteel Pipe Weight Calculator, Stainless Steel Pipe Weight Calculator Steel Pipe Weight Formula, Pipe Weight Per Foot Calculator, Calculate The Weight Of Steel Pipe, Square Pipe Weight, Round Tubing Weight, Weight Calculator for Pipe, Tubes, Round Bar, Plate, Circle, Ring, Hex Bar, Flat BarSS400 Galvanized Steel Tube - Miele MetalQ235 Grade D,SS400,S235JR,S235JO,S235J2 Q345 SS500,ST52. Shape. Round. Square. , SS400 ERW square iron pipe Plastic pipe cap 2) Iron protector. Surface Treatment. 1) Bared 2) Black Painted (varnish coating) 3) Galvanized 4) With Oiled 5) 3 PE, FBE, corrosion resistant coating. Technique. Electronic Resistance Welded (ERW ) Electronic Fusion Welded (EFW) Double , SS400 ERW square iron pipe

    cs pipe - offers from cs pipe manufacturers, suppliers , SS400 ERW square iron pipe

    cs pipe Manufacturers Directory 3 million global importers and exporters cs pipe suppliers, manufacturers, wholesalers, cs pipe sellers, traders, exporters and distributors from China and around the world at EC21Carbon Stee ERW Pipe Langfang Dingyang Flange & Pipe , SS400 ERW square iron pipeDescription. Name ERW Welded Carbon Steel Pipe Standards BS EN 10219, EN 10217, EN10224, ASTM A53, A106, API, JIS G3444, and GB/T3091, GB/T9711 Steel Grades S235 , SS400 ERW square iron pipea36 square tube for sale - a36 square tube wholesalea36 square tube wholesale, buy a36 square tube from 55 a36 square tube suppliers from China.

    China ERW Welded Carbon Steel Galvanized Steel Tube , SS400 ERW square iron pipe

    Steel Pipe, Steel Tube, Galvanized Pipe manufacturer / supplier in China, offering ERW Welded Carbon Steel Galvanized Steel Tube, Low Carbon Q235 Q195 Hot Rolled Mild Steel Wire Rod in Coils, Wholesale 6.5mm Non-Alloy Low Carbon Steel Wire Rod and so on.Square/Rectangular steel pipe, ASTM Square Hollow China Square/Rectangular steel pipe, ASTM Square Hollow Sections, EN 10210 Square Hollow Sections, offered by China manufacturer & supplier -Jinan Xin Jiyuan Special Section Tube Co., Ltd., page9 , SS400 ERW square iron pipe Galvanized Iron Pipe Price /BS1387 Hot Dipped Galvanized Steel Pipe Price FOB Price US $400-800 , SS400 ERW square iron pipe Ss400, Q235B, ERW Square Rectangular Welded , SS400 ERW square iron pipeChina Hollow Section Black Galvanized Square Steel Pipe , SS400 ERW square iron pipeGalvanized Steel Pipe, Steel Pipe, Hollow Section Steel Pipe manufacturer / supplier in China, offering Hollow Section Black Galvanized Square Steel Pipe, Tangshan Factory Hot Rolled Steel Profile H Beam I Beam with Stock Price, Rizhao Laisteel Jinxi Metal Steel Profile Structural Steel H Beam with GB Standard and so on.

    SQUARE HOLLOW SECTION BLACK IRON PIPE, View square

    Product name. SQUARE HOLLOW SECTION BLACK IRON PIPE . Size . Thickness Length 1.2-30m . Standard. ASTM A500, BS1387,GB3091,ASTMA53, B36.10, BS EN1029, GB/T9711 etcERW Steel Pipe - TIANJIN SHENGTENG INTERNATIONAL China ERW Steel Pipe catalog of Great Quality Special Shaped ERW Steel Pipe/Tube for Sale, ISO65- Carbon Steel Tubes Suitable for Screwing in Accordance with ISO 7/1 provided by China manufacturer - TIANJIN SHENGTENG INTERNATIONAL TRADING CO., LTD., page1.