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<title><![CDATA[EC21 Product Catalogs - engineered structures]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/engineered_structures--2842/1/engineered structures.html]]></link><item>
<title><![CDATA[Corrugated Steel Drainage Pipe]]></title><link><![CDATA[https://aohong2025.en.ec21.com/Corrugated_Steel_Drainage_Pipe--12045120_12045127.html]]></link><description><![CDATA[engineered to deliver reliable, long-lasting drainage solutions across a wide range of infrastructure projects.
Corrugated Steel Drainage Pipes are robust and durable solution widely used in various ]]></description><pubDate><![CDATA[20250225]]></pubDate></item>
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<title><![CDATA[EN10219 Cold Formed Welded Structural Tubes S355j0 S355jr S355j2]]></title><link><![CDATA[https://jnxjysteel.en.ec21.com/EN10219_Cold_Formed_Welded_Structural--12043642_12043645.html]]></link><description><![CDATA[Cold formed welded structural tubes or pipes are widely used in various structural engineering applications and are known for their good strength,toughness,and weldability.Cold formed welded structur]]></description><pubDate><![CDATA[20250218]]></pubDate></item>
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<title><![CDATA[China OEM 30mm Galvanized Hollow Section Structural Steel Pipe Supplier]]></title><link><![CDATA[https://ropregal.en.ec21.com/China_OEM_30mm_Galvanized_Hollow--12036094_12036163.html]]></link><description><![CDATA[structural steel tube pipe features user-friendly operation for instant
mastery by all. Its thoughtfully engineered structure simplifies maintenance,
prolongs life, and cuts future costs.
Application]]></description><pubDate><![CDATA[20250111]]></pubDate></item>
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<title><![CDATA[Carbon Steel Square Tube]]></title><link><![CDATA[https://18222310105.en.ec21.com/Carbon_Steel_Square_Tube--12034887_12034888.html]]></link><description><![CDATA[structure pipe, with options for different materials such as Q195, Q235, S235JR, and Q345, ensuring versatility in construction and engineering projects.
Comprehensive Certification: The product meet]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
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<title><![CDATA[Welded Steel Pipe]]></title><link><![CDATA[https://hongyuansteelpipe.en.ec21.com/Welded_Steel_Pipe--12006202_12006205.html]]></link><description><![CDATA[engineering: Carbon steel welded pipe
is used for support, pipelines, drainage systems, etc. of building structures.
2. Machinery manufacturing: Used to manufacture frames, brackets, conveying pipeli]]></description><pubDate><![CDATA[20240918]]></pubDate></item>
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<title><![CDATA[Seamless Carbon Steel Pipe]]></title><link><![CDATA[https://zhseamlesspipe.en.ec21.com/Seamless_Carbon_Steel_Pipe--11988939_11988946.html]]></link><description><![CDATA[structure, mechanical structure with seamless steel tubes
Test
Chemical Component Analysis, Mechanical Properties (Tensile strength, Yield strength, Elongation), Technical Properties
(Flattening Test]]></description><pubDate><![CDATA[20240821]]></pubDate></item>
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<title><![CDATA[Seamless Stainless Steel Pipe]]></title><link><![CDATA[https://wuh0289.en.ec21.com/Seamless_Stainless_Steel_Pipe--11973994_11976407.html]]></link><description><![CDATA[torsion strength is thesame, the weight is light, so it is also widely used in the manufacture of mechanical parts and engineering structures. Also commonlyused as furniture, kitchenware and so on]]></description><pubDate><![CDATA[20240729]]></pubDate></item>
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<title><![CDATA[SSAW Spiral Welded Steel Pipe]]></title><link><![CDATA[https://botopsteelpipe.en.ec21.com/SSAW_Spiral_Welded_Steel_Pipe--11051179_11051194.html]]></link><description><![CDATA[Structural use: for piling pipes, for bridges; for piers, roads, building structures, etc.
Manufacturing Process of SSAW Spiral Welded Steel Pipe API 5L X52 PSL1/PSL2:
SSAW Spiral Welded Steel Pipe A]]></description><pubDate><![CDATA[20240605]]></pubDate></item>
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<title><![CDATA[EN10219 S355J0H LSAW(JCOE) Steel Pipe Pile]]></title><link><![CDATA[https://botop123456.en.ec21.com/EN10219_S355J0H_LSAW_JCOE_Steel--11935079_11945419.html]]></link><description><![CDATA[than 16 mm of 355 MPa, with a minimum impact energy value of 27 J at 0 °C (J0), hollow section (H).Uses: Widely used in construction, engineering structures and manufacturing of pipe piles.
]]></description><pubDate><![CDATA[20240531]]></pubDate></item>
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<title><![CDATA[Spiral Submerged-arc Welded Pipe or SSAW STEEL PIPE]]></title><link><![CDATA[https://1438963.en.ec21.com/Spiral_Submerged_arc_Welded_Pipe--11933303_11935590.html]]></link><description><![CDATA[structure engineering, hydraulic engineering, chemical equipment and other fields. It has high strength and corrosion resistance and is suitable for use in harsh environments. The production process ]]></description><pubDate><![CDATA[20240513]]></pubDate></item>
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<title><![CDATA[Steel Pipes]]></title><link><![CDATA[https://gviesteel.en.ec21.com/Steel_Pipes--11853301_11853302.html]]></link><description><![CDATA[structural and mechanical applications. Steel pipes are typically made of steel and find numerous applications in various industries, including construction, engineering, water supply, natural gas tr]]></description><pubDate><![CDATA[20231011]]></pubDate></item>
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<title><![CDATA[EN10297-1 E235 , E275 , E315 , E355b , E470 ,C15 C22, Seamless Circular Steel Tubes , Structural Ste]]></title><link><![CDATA[https://tefu888.en.ec21.com/EN10297_1_E235_E275_E315--11750485_11752141.html]]></link><description><![CDATA[Structural Steel Pipe 
Standard:EN10297-1 Seamless circular steel tubes for mechanical and general engineering purposes 
- Technical delivery conditions Non-alloy and alloy steel tubes 
Application: ]]></description><pubDate><![CDATA[20230320]]></pubDate></item>
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<title><![CDATA[Explosion Bonded Clad Plate]]></title><link><![CDATA[https://gallianz.en.ec21.com/Explosion_Bonded_Clad_Plate--11858614_11858625.html]]></link><description><![CDATA[structural defects on the interface.
These microstructural defects include dislocations, twinning, grain boundaries and so on. They have important effects on both the mechanical properties and the pr]]></description><pubDate><![CDATA[20231025]]></pubDate></item>
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<title><![CDATA[Prefab Container Houses]]></title><link><![CDATA[https://zhongtai01.en.ec21.com/Prefab_Container_Houses--11824641_11824643.html]]></link><description><![CDATA[engineered metal building by features
Flat pack container houses are a type of prefabricated container homes that can be transported and easily assembled. These prefabricated container houses tempora]]></description><pubDate><![CDATA[20230725]]></pubDate></item>
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<title><![CDATA[Astm A213 Gr T5 T12 T91 A192 Seamless Boiler Tubes Manufacturers 10# 20# 45#]]></title><link><![CDATA[https://seamlesssteeltubecom.en.ec21.com/Astm_A213_Gr_T5_T12--11863743_11863744.html]]></link><description><![CDATA[engineered to handle the internal pressures generated by the steam or fluid circulating within the boiler. The tubes&apos; strength and durability enable them to withstand the stress and pressure without ]]></description><pubDate><![CDATA[20231107]]></pubDate></item>
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<title><![CDATA[Api Pipe Api 5l Pipe Carbon Steel Pipe]]></title><link><![CDATA[https://xiang333.en.ec21.com/Api_Pipe_Api_5l_Pipe--11869094_11871234.html]]></link><description><![CDATA[structureof the tube10#,20#,45#,27SiMnASTM A53A,B16Mn,Q345GB/T8162-2008GB/T17396-1998ASTM A53OD:8-1240*WT:1-200Apply to the general structure, engineering support, mechanical processing, etcOil casin]]></description><pubDate><![CDATA[20231129]]></pubDate></item>
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<title><![CDATA[Steel Pipe Product | Factory Supply Cylindrical Shape Steel Pipe Product for Sale]]></title><link><![CDATA[https://songshunsteel.en.ec21.com/Steel_Pipe_Product_Factory_Supply--11800372_11800391.html]]></link><description><![CDATA[engineering steel and machine structural steel etc. After more than 10 years development and growing, Songshun Steel becomes one comprehensive special steel factory, stockist and exporter.
Combined w]]></description><pubDate><![CDATA[20230601]]></pubDate></item>
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<title><![CDATA[Spiral Welded Steel Pipe Mill]]></title><link><![CDATA[https://shanxisxmidas.en.ec21.com/Spiral_Welded_Steel_Pipe_Mill--10780767_10781113.html]]></link><description><![CDATA[engineering structures pipes for docks, bridges and other basic pile.
Outside diameter：Φ219-2820mm 
Wall thickness：5-35mm 
Standard：API5L, API5CT, ASTM-A106,ASTM-A53, SY5037-2000, GB/T3091, BS]]></description><pubDate><![CDATA[20201216]]></pubDate></item>
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<title><![CDATA[AS ERW STEEL PIPES,A252 ERW CS Pipes,ERW Steel Pipe As EN10219,ST52 ERW Pipes]]></title><link><![CDATA[https://senhaisteelpipe.en.ec21.com/AS_ERW_STEEL_PIPES_A252--10842427_10842443.html]]></link><description><![CDATA[engineers offers you the most reasonable scullions, to answer your troubles/complain timely if any. 
Certificates to be furnished for all pipes as EN10204-3.1B
H.S.Code: 7305, 7306,
ERW steel pipes a]]></description><pubDate><![CDATA[20230901]]></pubDate></item>
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<title><![CDATA[S355JR Steel Pipe]]></title><link><![CDATA[https://tianchuangpipe.en.ec21.com/S355JR_Steel_Pipe--11666079_11666091.html]]></link><description><![CDATA[What is S355JR?
S355JR pipe is a kind of useful structural grade steel with a minimum yield strength of 355 N/mm².
S355JR pipe
is widely used in the structural engineering and vital construction ind]]></description><pubDate><![CDATA[20221031]]></pubDate></item>
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<title><![CDATA[Factory Directly Supply Hot Rolled Welded Galvanized Drip Irrigation Pipe with Low Price]]></title><link><![CDATA[https://alan3218.en.ec21.com/Factory_Directly_Supply_Hot_Rolled--10961535_10962134.html]]></link><description><![CDATA[structures.
Transport use
The most common use of steel pipes is for the transport of products. The material is well suited for long-term installations. It can be buried underground due to its hardine]]></description><pubDate><![CDATA[20190529]]></pubDate></item>
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<title><![CDATA[High Quality Structural Steel Galvanized Square Steel Tube]]></title><link><![CDATA[https://jetvision.en.ec21.com/High_Quality_Structural_Steel_Galvanized--11110046_11110095.html]]></link><description><![CDATA[Engineering: steel structure construction, sports venue, three-dimensional garage, exhibition hall.
4. Decoration: wrought iron doors and windows, outdoor advertising, pavilion and vestibule, glass c]]></description><pubDate><![CDATA[20200420]]></pubDate></item>
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<title><![CDATA[Black Carbon Welded Steel Pipe  ERW Steel Pipe  Welded Furniture Pipe]]></title><link><![CDATA[https://creditsteelpipe.en.ec21.com/Black_Carbon_Welded_Steel_Pipe--10987616_10987624.html]]></link><description><![CDATA[engineering, construction material, scaffolding, line pipes, underground transfer assemble structural, chemical liquid transfer, oil and gas transfer etc. Outside surface can be treated by galvanized]]></description><pubDate><![CDATA[20240319]]></pubDate></item>
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<title><![CDATA[High Quality ASTM A106 A53 SCH40 Q235A Q235B Q345 8mm 10mm API EMT Mild Fluid Water Gas Round Hot RO]]></title><link><![CDATA[https://tthh888.en.ec21.com/High_Quality_ASTM_A106_A53--11922741_11922772.html]]></link><description><![CDATA[Application Structure, Electric power transmission tower projects, Piling, Water, Oil &amp; gas pipeline engineering, Mechanical industry,Municipal projects, Roads and its auxiliary facilities, etc.
]]></description><pubDate><![CDATA[20240409]]></pubDate></item>

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