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<title><![CDATA[EC21 Product Catalogs - surface industry]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/surface_industry--2842/1/surface industry.html]]></link><item>
<title><![CDATA[China 20mm Galvanized Hollow Section Structural Steel Pipe Factory]]></title><link><![CDATA[https://ropregal.en.ec21.com/China_20mm_Galvanized_Hollow_Section--12036094_12036162.html]]></link><description><![CDATA[Material：20#, A106B,Q355,ST52
Thickness：1.7mm-31.8mm
Length：5.8M,6M,11.8M,12M or As
Customer’s Request.
MOQ：5 Mt
Surface: Oiled / Anti-corrosion Paint
Certification：ISO9001:2008,SGS,BV,
P]]></description><pubDate><![CDATA[20250111]]></pubDate></item>
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<title><![CDATA[Glavanized Steel Pipe]]></title><link><![CDATA[https://17602219466.en.ec21.com/Glavanized_Steel_Pipe--12022587_12022594.html]]></link><description><![CDATA[Galvanized steel pipe is a welded steel pipe with a hot-dip or electro-galvanized layer on the surface. Galvanizing can increase the corrosion resistance of steel pipes and prolong their service life]]></description><pubDate><![CDATA[20241106]]></pubDate></item>
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<title><![CDATA[EN10305-1 E355+sr Precision Seamless Hydraulic Cylinder Honed Steel Tube]]></title><link><![CDATA[https://xinpeng6835383.en.ec21.com/EN10305_1_E355_sr_Precision--12009696_12009704.html]]></link><description><![CDATA[
3. ID tolerance: H8, H9, and H10 
4. Surface roughness: R a 0.2— 0. 8 μm 
5. Final supply condition: cold drawn and stress-relieved (BK+S), BK, NBK GBK 
6. Machining allowance: 0.5-1.5mm 
]]></description><pubDate><![CDATA[20240925]]></pubDate></item>
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<title><![CDATA[Seamless Galvanized Steel Pipes and Fittings]]></title><link><![CDATA[https://yulantechnology14.en.ec21.com/Seamless_Galvanized_Steel_Pipes_and--12008703_12008704.html]]></link><description><![CDATA[Seamless steel pipe galvanized steel circular tube and fittings PL530 
The surface treatment process of seamless steel pipe is anodizing (sandblasting/drawing/polishing), electrophoresis, spraying (p]]></description><pubDate><![CDATA[20240923]]></pubDate></item>
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<title><![CDATA[High-performance H-beam]]></title><link><![CDATA[https://hongyuansteelpipe.en.ec21.com/High_performance_H_beam--12006202_12006208.html]]></link><description><![CDATA[Surface treatment: A variety of surface treatment methods such as hot-dip galvanizing, cold-dip galvanizing, and spray painting can be provided to meet the use requirements in different environments.]]></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[surfaces are smooth, the dimensions are precise, and they can meet the requirements of high strength, high pressure, high temperature, and other complex working conditions.
Specification
PRODUCT NAME]]></description><pubDate><![CDATA[20240821]]></pubDate></item>
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<title><![CDATA[Stainless Steel Sheet]]></title><link><![CDATA[https://gallianz.en.ec21.com/Stainless_Steel_Sheet--11858614_11903237.html]]></link><description><![CDATA[industrial applications.
- No. 2B Finish: This is a bright, cold-rolled finish with a smooth, reflective surface. It is commonly used for decorative applications.
- No. 4 Finish: This is a brushed or]]></description><pubDate><![CDATA[20240401]]></pubDate></item>
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<title><![CDATA[DIN2391 ST52 / E355 Seamless Cold-drawn Precision Steel Tubes for Cylinders]]></title><link><![CDATA[https://susanxudsteel.en.ec21.com/DIN2391_ST52_E355_Seamless_Cold--11665304_11666210.html]]></link><description><![CDATA[surface checking to avoid surface defects.
Related ProductsHydraulic Cylinder Tubing DIN 2391 ST52.3Honed Tubing ASTM A513 Tubes and Bars For Cylinders SAE1026Honed Tube, Pneumatic / Hydraulic Cylind]]></description><pubDate><![CDATA[20221031]]></pubDate></item>
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<title><![CDATA[1.0308 Steel Tube 09CrCuSb Steel Pipes, ND Steel Pipe]]></title><link><![CDATA[https://tefu888.en.ec21.com/1.0308_Steel_Tube_09CrCuSb_Steel--11750485_11752208.html]]></link><description><![CDATA[Surface treatment
Black painting, black varnish, transparent oil, epoxy coating, etc.
Technique
Seamless 
Usage
1. Low and middle pressure fluid transportation pipeline
2. Casing Tube
3. Boiler Pipe
]]></description><pubDate><![CDATA[20230320]]></pubDate></item>
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<title><![CDATA[Alu-based Anti-Corrosion Tape]]></title><link><![CDATA[https://wenlimin198987.en.ec21.com/Alu_based_Anti_Corrosion_Tape--11808497_11808502.html]]></link><description><![CDATA[surfaces exposed to air and sunlight in industries such as petroleum, chemical, natural gas, electricity, metallurgy, shipbuilding, cement, etc., 
Product performance parameters and construction oper]]></description><pubDate><![CDATA[20230619]]></pubDate></item>
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<title><![CDATA[9.0mm Stainless Steel Tubes Seamless]]></title><link><![CDATA[https://steelcoilstrip.en.ec21.com/9.0mm_Stainless_Steel_Tubes_Seamless--11878018_11878019.html]]></link><description><![CDATA[surface, degreasing state, groove chamfering, etc. 2.Chemical composition and mechanical propertyChemical compositionMaterialCSiMnPSCrNi304≤0.08≤1.00≤2.00≤0.045≤0.030≤18.0-20.0≤8.0-10.5]]></description><pubDate><![CDATA[20231220]]></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[surface treatment of Galvanized Steel Pipe is galvanized, which provides extra protection against rust and corrosion. The minimum order quantity (MOQ) for Galvanized Steel Pipe is one ton, making it ]]></description><pubDate><![CDATA[20240103]]></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[surface finish.
- The chrome plated surface provides excellent wear and corrosion resistance.
- Good mechanical strength
- Durable in use
- Excellent welding 
Packing
Our chrome plated tubes usually ]]></description><pubDate><![CDATA[20220302]]></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[industries and applications. These tubes are typically made of a metal such as copper, aluminum, or stainless steel and feature extended surfaces, called fins, attached to the outer surface of the tu]]></description><pubDate><![CDATA[20230727]]></pubDate></item>
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<title><![CDATA[Galvanized Steel Pipe Mengniu Metal Products]]></title><link><![CDATA[https://sarahyang001.en.ec21.com/Galvanized_Steel_Pipe_Mengniu_Metal--11767788_11816471.html]]></link><description><![CDATA[Galvanized steel pipe is a welded steel pipe with a hot-dip or electro-galvanized layer on the surface. Galvanizing can increase the corrosion resistance of steel pipes and prolong their service life]]></description><pubDate><![CDATA[20230707]]></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[Surface Treatment
Galvanized 
Section Shape
Round 
Package
Bundle, In Bulk, Bags, Clients&apos; Request 
Date of Delivery
According To The Quantity And Specification Of Each OrderEnd Protector
plastic cap]]></description><pubDate><![CDATA[20190529]]></pubDate></item>
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<title><![CDATA[Sprial Steel Pipe]]></title><link><![CDATA[https://weihengsteel.en.ec21.com/Sprial_Steel_Pipe--10972930_10972952.html]]></link><description><![CDATA[SURFACE TREATMENT
1. bared
2. black painting(black varnish)
3. transparent oil
4. hot galvanized
INSPECTION
hydraulic testing, infrared test
PACKAGE
1. bundle2.in bulk3.bags4.according to clients&apos; re]]></description><pubDate><![CDATA[20240109]]></pubDate></item>
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<title><![CDATA[ST52 Seamless Precision Steel Tubes]]></title><link><![CDATA[https://fushunharrislee.en.ec21.com/ST52_Seamless_Precision_Steel_Tubes--11456488_11458400.html]]></link><description><![CDATA[ST52 Seamless Precision Steel Tubes supplier 
Besides exhibiting high precision, these products tend to have a good surface quality and great straightness as well. There are several specifications th]]></description><pubDate><![CDATA[20211013]]></pubDate></item>
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<title><![CDATA[API 5L ASTM 106 Q235 Q345 Carbon Welded LSAW Steel Pipe]]></title><link><![CDATA[https://jetvision.en.ec21.com/API_5L_ASTM_106_Q235--11032076_11103706.html]]></link><description><![CDATA[Surface Bare,Lightly Oiling,Black/Red/YellowPainting,Zinc/Anti-corrosive Coating 
Test Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Tech]]></description><pubDate><![CDATA[20200414]]></pubDate></item>
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<title><![CDATA[G.I Pipe Galvanized Steel Pipe Manufacturer China]]></title><link><![CDATA[https://creditsteelpipe.en.ec21.com/G.I_Pipe_Galvanized_Steel_Pipe--10987619_10987643.html]]></link><description><![CDATA[G.I Pipe Galvanized Steel Pipe manufacturer china
G.I pipe is the alias of hot-dip galvanized steel pipe
, which is a welded steel pipe with hot-dip coating on its surface.
Galvanized can increase th]]></description><pubDate><![CDATA[20240319]]></pubDate></item>
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<title><![CDATA[CARBON STEEL PIPE3&quot; SMLS BE, ASTM:A 106 Gr B, SCH 80]]></title><link><![CDATA[https://greatwallsteel9.en.ec21.com/CARBON_STEEL_PIPE3_SMLS_BE--11575970_11575971.html]]></link><description><![CDATA[Surface: Oiled or black painted to prevent rust, galvanized, or special coating like 3LPE/FBEDevliery Condition: As Rolled, +N,+M,+QTMarking: As per standard &amp; customer&apos;s requirementsPacking: Caps on]]></description><pubDate><![CDATA[20220526]]></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[surface finish, making it suitable for various applications in industries such as oil and gas, power generation, automotive, and construction.
The 34CrMo4 alloy steel pipe has excellent mechanical pr]]></description><pubDate><![CDATA[20231211]]></pubDate></item>
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<title><![CDATA[SAE4130 Cold Drawn Seamless Steel Pipe]]></title><link><![CDATA[https://haihuisteel.en.ec21.com/SAE4130_Cold_Drawn_Seamless_Steel--11814565_11816353.html]]></link><description><![CDATA[surface quality, dimensional tolerances and strength when compared to hot finished seamless tubing.Due to the characteristics of high-precision, in precision machinery manufacturing, auto parts, hydr]]></description><pubDate><![CDATA[20230706]]></pubDate></item>
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<title><![CDATA[High Frenquency Welded Steel Pipe Production Line]]></title><link><![CDATA[https://txhmachine.en.ec21.com/High_Frenquency_Welded_Steel_Pipe--11854146_11875619.html]]></link><description><![CDATA[surface finish. We also provide spiral welded pipe production line for sale. Contact us for more information!
UNDERSTANDING THE BASICS OF HIGH FREQUENCY PIPE WELDING MACHINE
In a high frequency pipe ]]></description><pubDate><![CDATA[20231214]]></pubDate></item>
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<title><![CDATA[316L Stainless Steel Welded  Pipe]]></title><link><![CDATA[https://yesi882000.en.ec21.com/316L_Stainless_Steel_Welded_Pipe--862894_932544.html]]></link><description><![CDATA[Surface: pickle
Our products comply with the following materials,
202,304, 304L, 316L, 321,310S,S31803，409L etc. 
Product size range: 
Outer diameter from 18 to 2500 mm 
Wall thickness from 1 to 25]]></description><pubDate><![CDATA[20200513]]></pubDate></item>
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<title><![CDATA[ASTM A335 Alloy-Steel Pipe for High-Temperature Service]]></title><link><![CDATA[https://tubetrade.en.ec21.com/ASTM_A335_Alloy_Steel_Pipe--2454234_3336739.html]]></link><description><![CDATA[Standard Name:ASTM A335 / A335M - Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service
Specification:
1) Size: OD &gt; 6 mm;
2) Tight tolerance, Smooth surface, Uni]]></description><pubDate><![CDATA[20131029]]></pubDate></item>
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<title><![CDATA[API 5CT L80 N80 K55 J55 Coupling P110 Casing Tubing Pup Joint]]></title><link><![CDATA[https://lindasun00.en.ec21.com/API_5CT_L80_N80_K55--2845141_5005015.html]]></link><description><![CDATA[surface and intended to line the walls of a drilled well. 
Casing Size: 4-1/2&quot; ~ 20&quot;
Connections: Short Thread Coupled (STC) Long Thread Coupled (LTC) Buttress Thread Coupled (BTC) etc.
Lengths: Rang]]></description><pubDate><![CDATA[20231106]]></pubDate></item>
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<title><![CDATA[A913Gr.50 Seamless Steel Tube A913Gr.65 Seamless Steel Tube A945Gr.65 Seamless Steel Tube]]></title><link><![CDATA[https://sdzayisteel.en.ec21.com/A913Gr.50_Seamless_Steel_Tube_A913Gr.65--10413368_10413396.html]]></link><description><![CDATA[Surface:Black painting, black varnish, transparent oil, epoxy coating, etc.
Technical:Hot rolled,cold extrustion,welded
Usage:
1. Low and middle pressure fluid transportation pipeline
2. Casing Tube
]]></description><pubDate><![CDATA[20191028]]></pubDate></item>
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<title><![CDATA[Black Steel Pipe (ASTM A53/A53M-07, ASTM A500/A500M-07, JIS G3444:2004, JIS G3466:2006, AS1163-2009)]]></title><link><![CDATA[https://hoasensteel.en.ec21.com/Black_Steel_Pipe_ASTM_A53--8573173_8573154.html]]></link><description><![CDATA[Following the production process: pickling, cold rolling, annealing, galvanizing, slitting, formed rolling, Hoa Sen steel pipe have clean and smooth surface, steady thickness, high plasticity and goo]]></description><pubDate><![CDATA[20131028]]></pubDate></item>
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<title><![CDATA[S355JR FE510B Steel Pipe]]></title><link><![CDATA[https://cnpipeline.en.ec21.com/S355JR_FE510B_Steel_Pipe--4175128_4175177.html]]></link><description><![CDATA[industry
Surface
Black
Inspection
With Chemical Composition and Mechanical Properties Testing; Hydrostatic Test,
Dimensional and Visual Inspection,
Technique
ERW
Package
Package In Bundle
Date of Del]]></description><pubDate><![CDATA[20170209]]></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[surface cleaning can be manually or by a scarfing machine with running the oxyacetylene torch. The treatment of the slab is pushed or walked over the wide side through a heating furnace with a dimens]]></description><pubDate><![CDATA[20201228]]></pubDate></item>

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