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<title><![CDATA[EC21 Product Catalogs - rolling weld]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/rolling-weld--2842/1/rolling weld.html]]></link><item>
<title><![CDATA[Hot Rolled Square, Rectangular, Round, SSAW/LSAW/ERW Welded Seamless Steel Pipe]]></title><link><![CDATA[https://hhhh888.en.ec21.com/Hot-Rolled-Square-Rectangular--11924947_11929897.html]]></link><description><![CDATA[Welding/Bending/FabricationPipe EndsPlain Ends, Bevelled EndsProctorPlastic CapBrand NameAli-SteelSpecification TypeTP304 316 312 310Inspectionwith Hydraulic Testing, Ultrasonic TesDimension21mm to 3]]></description><pubDate><![CDATA[20240426]]></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[welded or seamless methods, the first step for either process is to convert raw steel to a more usable form.
Raw steel is produced by melting raw materials in a furnace and controlling the compositio]]></description><pubDate><![CDATA[20190529]]></pubDate></item>
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<title><![CDATA[Seamless Steel Pipes]]></title><link><![CDATA[https://xinhengtai.en.ec21.com/Seamless-Steel-Pipes--12033532_12033753.html]]></link><description><![CDATA[rolled, cold drawn, cold rolled
Item
hollow sections galvanized square steel pipe
Material
Q195, Q235A-B, Q345A-E, 20#, 10#,16Mn, ASTM A36, ASTM A500, ASTM A53, ASTM 106, SS400, St37, St52, S235JR, S]]></description><pubDate><![CDATA[20251227]]></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[weldability.Cold formed welded structural tubes are produced by cold forming steel into the desired shape and then welding the seams. Compared to hot-rolled tubes, cold-formed tubes are processed at ]]></description><pubDate><![CDATA[20250218]]></pubDate></item>
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<title><![CDATA[Wholesale 2 Inch Hot Rolled Galvanized Steel Pipes Quotes]]></title><link><![CDATA[https://ropregal.en.ec21.com/Wholesale-2-Inch-Hot-Rolled--12036094_12036161.html]]></link><description><![CDATA[Welding,
Punching, Cutting, Bending, Decoiling 
Product
name 
Hot
Rolled Seamless Pipes 
Material 
ASTM/AISI/SGCC/CGCC/TDC51DZM/TDC52DTS350GD/TS550GD/DX51D+Z
Q195-q345 
MOQ 
1
Ton 
Usage 
Oil
Gas Sew]]></description><pubDate><![CDATA[20250111]]></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[rolling without adding welding materials. The inner and outer surfaces are smooth, the dimensions are precise, and they can meet the requirements of high strength, high pressure, high temperature, an]]></description><pubDate><![CDATA[20240821]]></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[Welded Steel Pipe API 5L X52 PSL1/PSL2:
SSAW Spiral Welded Steel Pipe API 5L X52 PSL1/PSL2 is made of hot rolled steel coils, which is extruded under normal atmospheric temperature and welded by a do]]></description><pubDate><![CDATA[20240605]]></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[SSAW stands for Spiral Submerged Arc Welded, which is a steel pipe manufactured through a spiral welding process. SSAW steel pipes are typically made from hot-rolled steel sheets that are then rolled]]></description><pubDate><![CDATA[20240513]]></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[Rolling to shape
5.Spot welding
6.Forming
7.Colibrating
8.End facing
9.Polishing
10.Hydro test
11.X-ray testing
12.Pickling
13.Inspection marking and put in storage
Credit
Hot sale various high quali]]></description><pubDate><![CDATA[20240319]]></pubDate></item>
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<title><![CDATA[Chinese Factory Hot Rolled Steel Round Pipe for Scaffolding]]></title><link><![CDATA[https://hgbindustrial.en.ec21.com/Chinese-Factory-Hot-Rolled-Steel--10989497_11037694.html]]></link><description><![CDATA[rolled
Surface treatment: Black
Application: construction/welding /green house or water system 
Hot Rolled Steel Rectangular Tube
Details:
Container type: 20gp/gh or 40gp/gh
Loading capability: 25-28]]></description><pubDate><![CDATA[20240224]]></pubDate></item>
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<title><![CDATA[Stainless Steel Clad Plate]]></title><link><![CDATA[https://gallianz.en.ec21.com/Stainless-Steel-Clad-Plate--11858614_11903236.html]]></link><description><![CDATA[rolling by hot rolling or explosion bonding or the combination of both and the standard method of producing clad steel is hot roll cladding method.
Hot roll bonding is a commonly used process in our ]]></description><pubDate><![CDATA[20240218]]></pubDate></item>
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<title><![CDATA[API 5CT Seamless Steel Tubing Pipe with NU / EU/ NEW VAM Connection]]></title><link><![CDATA[https://senwell2008.en.ec21.com/API-5CT-Seamless-Steel-Tubing--9714769_9715093.html]]></link><description><![CDATA[rolled tubes
Tube sizes(mm)
Tolerances(mm)
Tolerances(mm)
＜114.3
&amp;plusmn;0.79
-12.5%
&amp;ge;114.3
-0.5%, +1%
Mechanical properties:
Standard
Models of steel tubes
Tensile strength (MPa)
Yield strength]]></description><pubDate><![CDATA[20170304]]></pubDate></item>
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<title><![CDATA[Scaffolding Pipe]]></title><link><![CDATA[https://tianchuangpipe.en.ec21.com/Scaffolding-Pipe--11666079_11666094.html]]></link><description><![CDATA[rolled steel. In special cases where live overhead cables are dangerous, fibreglass tubes wound in nylon or polyester substrates may be used. Scaffolding is exposed to the outside of the building, so]]></description><pubDate><![CDATA[20221031]]></pubDate></item>
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<title><![CDATA[Square Tube Manufacturer]]></title><link><![CDATA[https://weihengsteel.en.ec21.com/Square-Tube-Manufacturer--10972930_10972947.html]]></link><description><![CDATA[Welding(ERW)
High Frequency Welding (HFW)
Material Quality
Steel Grade
Q195 similar to a283 GR.B, 040a10, ss330, sphcQ235 similar to a283 GR.D, 080a15, CS type BQ345 similar to a737 GR.B, SS400, S235]]></description><pubDate><![CDATA[20240109]]></pubDate></item>
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<title><![CDATA[ST35 Seamless Precision Steel Tubes]]></title><link><![CDATA[https://fushunharrislee.en.ec21.com/ST35-Seamless-Precision-Steel-Tubes--11456488_11458394.html]]></link><description><![CDATA[Rolled Steel Tube are accepted in industries with high precision requirements, as opposed to their regular seamless counterparts, which are mostly applied without precision specifications. However, t]]></description><pubDate><![CDATA[20211013]]></pubDate></item>
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<title><![CDATA[High Quality API 5L Hot Rolled Carbon Seamless Steel Pipe Tube]]></title><link><![CDATA[https://jetvision.en.ec21.com/High-Quality-API-5L-Hot--11032076_11033354.html]]></link><description><![CDATA[A steel pipe made of a single piece of metal with no seams on its surface is called a seamless steel pipe. According to the production method, the seamless pipe is divided into a hot rolled pipe, a c]]></description><pubDate><![CDATA[20191125]]></pubDate></item>
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<title><![CDATA[Carbon Q235 Round Steel Pipe]]></title><link><![CDATA[https://wendaozhe.en.ec21.com/Carbon-Q235-Round-Steel-Pipe--9876148_9878616.html]]></link><description><![CDATA[Rolled Steel 
Connection Form: Welded Connection 
Trade term : FOB, CFR, CIF. 
Payment term: T/T, L/C 
Package: Seaworthy export package 
Our advantage:
Our company unique advantage are:
1.Popular an]]></description><pubDate><![CDATA[20171013]]></pubDate></item>
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<title><![CDATA[625 Nickel Alloy Nichrome Inconel Seamless Tube]]></title><link><![CDATA[https://greatwallsteel9.en.ec21.com/625-Nickel-Alloy-Nichrome-Inconel--11575970_11790854.html]]></link><description><![CDATA[Type: Alloy steel plate, Alloy steel sheet, Alloy steel coil
Production Process: Hot rolled, Cold rolled, Thermal mechanical control rolled (TMCP),
Standard: ASTM A387,A537
Grade:Gr.2,Gr.11,Gr.12,Gr.]]></description><pubDate><![CDATA[20230516]]></pubDate></item>
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<title><![CDATA[BS 1387 Hot Dip Galvanized/Galvanised Welded Steel Pipe/Tube]]></title><link><![CDATA[https://cnsolid.en.ec21.com/BS-1387-Hot-Dip-Galvanized--10642629_10642641.html]]></link><description><![CDATA[BS 1387 Hot dip galvanized/galvanised welded steel pipe/tube
Product Description
Specifications:
direct channel allows depth.
Hot rolled, hot extruded steel tube, the diameter is less than or equal t]]></description><pubDate><![CDATA[20180528]]></pubDate></item>
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<title><![CDATA[LSAW Hollow Sections/Big Size Pipes in One Weld]]></title><link><![CDATA[https://tiffanyjianhesteel.en.ec21.com/LSAW-Hollow-Sections-Big-Size--10292317_10292320.html]]></link><description><![CDATA[welding thin wall H-section steel for structure), U-section steel(webbing U rib steel for bridge structure), cold rolled section steel including heat treatment for structural, solar photovoltaic stan]]></description><pubDate><![CDATA[20170206]]></pubDate></item>
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<title><![CDATA[SSAW Steel Pipe]]></title><link><![CDATA[https://robertyin.en.ec21.com/SSAW-Steel-Pipe--10682856_10683027.html]]></link><description><![CDATA[SSAW Steel Pipe
SSAW Steel Pipe,Steel Pipe,welded pipe,SSAW
SSAW steel pipe means spiral pipe, which is made of hot-rolled steel plates.
Generally price for SSAW steel pipe is lower than that of ERW ]]></description><pubDate><![CDATA[20191012]]></pubDate></item>
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<title><![CDATA[Alloy Steel Pipe 34CrMo4 Seamless Steel Pipe]]></title><link><![CDATA[https://reynzhang364.en.ec21.com/Alloy-Steel-Pipe-34CrMo4-Seamless--11812684_11874481.html]]></link><description><![CDATA[Rolled/Cold rolled
Tolerance 
±1%
Processing Service 
Welding, Punching, Cutting, Bending, Decoiling
Oiled or Non-oiled 
Non-oiled
Delivery Time 
15--20 workdays
Secondary Or Not 
Non-secondary
Surf]]></description><pubDate><![CDATA[20231211]]></pubDate></item>
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<title><![CDATA[40Cr Alloy Seamless Steel Pipe]]></title><link><![CDATA[https://haihuisteel.en.ec21.com/40Cr-Alloy-Seamless-Steel-Pipe--11814565_11879630.html]]></link><description><![CDATA[Rolling, On line inspection5. Heat Treatment6. Straightening/Cutting to specified length/Finished Measuring Inspection7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, ]]></description><pubDate><![CDATA[20231225]]></pubDate></item>
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<title><![CDATA[3pe Anti-corrosion Steel Pipe Production Line]]></title><link><![CDATA[https://txhmachine.en.ec21.com/3pe-Anti-corrosion-Steel-Pipe--11854146_11875614.html]]></link><description><![CDATA[welded shell, and the main shot blasting area is sealed by rolled Mn13 rolled high manganese steel (high chromium molybdenum) lining plate and polyurethane plate. The movement of the front warehouse ]]></description><pubDate><![CDATA[20231214]]></pubDate></item>
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<title><![CDATA[Hot Rolled Strip]]></title><link><![CDATA[https://huaroshanghai.en.ec21.com/Hot-Rolled-Strip--11147016_11315053.html]]></link><description><![CDATA[rolling mill. The strip steel is made of plain carbon steel, low alloy steel, stainless steel, and silicon steel. Hot rolled steel strip is mainly used for raw materials of cold rolled strip, welded ]]></description><pubDate><![CDATA[20201228]]></pubDate></item>
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<title><![CDATA[AISI 1018 Steel Tube]]></title><link><![CDATA[https://vivian6789.en.ec21.com/AISI-1018-Steel-Tube--11844657_11846180.html]]></link><description><![CDATA[rolling and heating processes. All these processes develop a supreme quality product that are suited to fabrication processes such as welding, forging, drilling, machining, cold drawing and heat trea]]></description><pubDate><![CDATA[20230920]]></pubDate></item>
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<title><![CDATA[Structural Steel Pipe GOST8731-74]]></title><link><![CDATA[https://tefu888.en.ec21.com/Structural-Steel-Pipe-GOST8731-74--11750485_11750489.html]]></link><description><![CDATA[welded steel pipe, etc. Because of its manufacturing process is different, it is divided into hot rolling (extrusion) seamless steel tube and cold drawing (rolling) seamless steel tube.Cold drawing (]]></description><pubDate><![CDATA[20230317]]></pubDate></item>
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<title><![CDATA[AISI 439 Stainless Steel Seamless Round Tubes Cold Rolled SS  Seamless Tube  2&quot; SCH XXS]]></title><link><![CDATA[https://daisy1823.en.ec21.com/AISI-439-Stainless-Steel-Seamless--11839306_11858001.html]]></link><description><![CDATA[weldability have been improved. Compared with 304 steel, although the elongation is low (about 30%), the strength and corrosion resistance are comparable, and the corrosion resistance is better than ]]></description><pubDate><![CDATA[20231024]]></pubDate></item>
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<title><![CDATA[Chrome Plated Hollow Bar ST 52.3, CK45, SAE 4140 for Piston Rods]]></title><link><![CDATA[https://honedtubing.en.ec21.com/Chrome-Plated-Hollow-Bar-ST--11537183_11538756.html]]></link><description><![CDATA[Chrome Plated hollow bar is known as chrome plated od tube also. Our factory is a professional chrome plated hollow bar manufacturer and supplier. Chrome plated tubing is produced from hot rolled or ]]></description><pubDate><![CDATA[20220302]]></pubDate></item>
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<title><![CDATA[Steel Pipe]]></title><link><![CDATA[https://shineyondmetals.en.ec21.com/Steel-Pipe--11874509_11874508.html]]></link><description><![CDATA[rolled (extruded) seamless steel pipes and cold-rolled seamless steel pipes.
Welded steel pipe
The blanks used in welded steel pipes are steel plates or strips. Due to their different welding process]]></description><pubDate><![CDATA[20231211]]></pubDate></item>
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<title><![CDATA[ASTM A312 Tp316L Smls Stainless Steel Tube]]></title><link><![CDATA[https://20011002yn.en.ec21.com/ASTM-A312-Tp316L-Smls-Stainless--11616152_11616153.html]]></link><description><![CDATA[weldability.316L stainless steel is suitable for medical and surgical applications, which demand high levels of reliable performance.Hot rolled coil products like hot rolled steel bars are used in th]]></description><pubDate><![CDATA[20220805]]></pubDate></item>
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<title><![CDATA[Seamless Galvanized Welded Steel Pipe ASTM A106 Standard 8mm Diameter]]></title><link><![CDATA[https://steelcoils.en.ec21.com/Seamless-Galvanized-Welded-Steel-Pipe--11883001_11883002.html]]></link><description><![CDATA[Seamless/Welded Galvanized Steel Pipe ASTM A106 Standard 8mm Diameter Galvanized Steel Pipe is a special kind of steel pipe that has been treated with a zinc coating for corrosion protection and rust]]></description><pubDate><![CDATA[20240103]]></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[Welding, Decoiling, Punching, Cutting, MouldingEnds ProtectorPlastic pipe cap on both endsTechniqueclod rolled or hot rolledOiled or Non-oiledNon-oiled or as your requirementsWelding Line TypeSeamles]]></description><pubDate><![CDATA[20231107]]></pubDate></item>
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<title><![CDATA[ASTM A106 API 5L Seamless Steel Pipe Astm A53 Steel Pipe 13.7 - 610Mm]]></title><link><![CDATA[https://pipesteels.en.ec21.com/ASTM-A106-API-5L-Seamless--11871374_11871375.html]]></link><description><![CDATA[Rolled
Tolerance:
±10%
Processing Service:
Welding, Punching, Cutting, Bending, Decoiling
Oiled or Non-oiled:
Non-oiled
Invoicing:
by theoretical weight
Delivery Time:
8-14 days
Color:
black grey
Si]]></description><pubDate><![CDATA[20231129]]></pubDate></item>
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<title><![CDATA[Finned Tubes]]></title><link><![CDATA[https://longhuatech.en.ec21.com/Finned-Tubes--11825682_11825690.html]]></link><description><![CDATA[roll bonding, extrusion, and welding can be used to attach the fins. The tube is first cleaned to remove any impurities or contaminants that could compromise adhesion of the fins. The fins are then b]]></description><pubDate><![CDATA[20230727]]></pubDate></item>
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<title><![CDATA[High Frequency Welded Finned Pipe of Punching Type]]></title><link><![CDATA[https://jysuling1.en.ec21.com/High-Frequency-Welded-Finned-Pipe--11600429_11812599.html]]></link><description><![CDATA[lines in your factory?
7 high-frequency resistance welding spiral fin tube production lines, 
3 tube bending machines, 
18 rolling extruders,
12 aluminum fin winding and inlaying machines.
]]></description><pubDate><![CDATA[20230628]]></pubDate></item>
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<title><![CDATA[Line Welded Pipe]]></title><link><![CDATA[https://fypipe.en.ec21.com/Line-Welded-Pipe--5059231_5918280.html]]></link><description><![CDATA[welded); Wall Thickness(WT): 4mm-60mm; Length: 6m-12m 6. Surface Finish: Oiled or Painted 7. Process Method: Hot Rolled or Welded 8. Bundling: according to the customer&apos;s requirements 9. We can also ]]></description><pubDate><![CDATA[20111018]]></pubDate></item>

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