<?xml version="1.0" encoding="utf-8" ?>
<rss version="2.0">
<channel>
<title><![CDATA[EC21 Product Catalogs - certificates]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/certificates--2842/1/certificates.html]]></link><item>
<title><![CDATA[Steel Tube Rectangular Square Pipe AH BH Material Grade Certificate]]></title><link><![CDATA[https://zhurangroup.en.ec21.com/Steel-Tube-Rectangular-Square-Pipe--11974146_11976616.html]]></link><description><![CDATA[]]></description><pubDate><![CDATA[20240729]]></pubDate></item>
<item>
<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[Certificate ISO9001:2015,CE,FPC
Section Shape RHS,SHS,CHS
Outer Diameter 15mm-1500mm
Wall Thickness SCH10,SCH20,SCH30,STD,SCH40,SCH60,SCH80,SCH100,SCH120,SCH160,XS,XXS
Length 1-12m,or customized acco]]></description><pubDate><![CDATA[20250218]]></pubDate></item>
<item>
<title><![CDATA[Wholesale Good 15-870mm Round Carbon Galvanized Steel Pipe Factory]]></title><link><![CDATA[https://ropregal.en.ec21.com/Wholesale-Good-15-870mm-Round--12036094_12036159.html]]></link><description><![CDATA[Certification
ISO9001:2008,SGS,BV,
Application
Widely used for roofs, outer walls, ovens,
explosive-proof steel, electrically controlled cabinets,industrial freezers
in the residential &amp; industrial b]]></description><pubDate><![CDATA[20250111]]></pubDate></item>
<item>
<title><![CDATA[Carbon Steel Square Tube]]></title><link><![CDATA[https://18222310105.en.ec21.com/Carbon-Steel-Square-Tube--12034887_12034888.html]]></link><description><![CDATA[Certification: The product meets international standards, including ISO 9001, ISO 14001, and GB/T28001, guaranteeing quality and sustainability in production processes.
Customizable Specifications: A]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
<item>
<title><![CDATA[Cold Drawn Seamless Carbon Steel Tube GOST8734 ST20]]></title><link><![CDATA[https://lunbaosteeltubes.en.ec21.com/Cold-Drawn-Seamless-Carbon-Steel--11849819_11878302.html]]></link><description><![CDATA[1 industry standard
4 invention patents
High-tech enterprise certificate
CE CERTIFICATE
Special equipment production license
IATF16949:2016
ISO9001-2005
ISO14001:2015
ISO45001:2018
]]></description><pubDate><![CDATA[20241120]]></pubDate></item>
<item>
<title><![CDATA[Seamless Steel Pipe (Micropile Tube)]]></title><link><![CDATA[https://topmetal123.en.ec21.com/Seamless-Steel-Pipe-Micropile--11966436_11966447.html]]></link><description><![CDATA[strength ≥ 689 MpaOutside Ø tolerance ± 1%Thickness tolerance ± 12.5%Certificate EN10204 3.1 B
Steel: Q345B, N80 or as requested. Other sizes can be produced and supplied by request. 
]]></description><pubDate><![CDATA[20240710]]></pubDate></item>
<item>
<title><![CDATA[L80-13cr OIL CASING]]></title><link><![CDATA[https://tjlkl.en.ec21.com/L80-13cr-OIL-CASING--11948093_11948094.html]]></link><description><![CDATA[certification, American Petroleum Institute API 5CT certification and a number of national patent certificates. The production workshop has a number of equipment such as high-precision CNC lathes, th]]></description><pubDate><![CDATA[20240626]]></pubDate></item>
<item>
<title><![CDATA[ASTM A106 A36 Carbon Steel Coil with High Performance]]></title><link><![CDATA[https://hhhh888.en.ec21.com/ASTM-A106-A36-Carbon-Steel--11924945_11925031.html]]></link><description><![CDATA[Certificate
ISO, CE
Payment terms
30% T/T deposit in advance, 70% T/T balance within 5 days after B/L copy, 100% Irrevocable L/C at sight, 100% Irrevocable L/C after receive B/L 30-120 days, O/A
Deli]]></description><pubDate><![CDATA[20240415]]></pubDate></item>
<item>
<title><![CDATA[Rectangular Galvanized Steel Pipe   MS Rectangular Pipe Manufacturer]]></title><link><![CDATA[https://creditsteelpipe.en.ec21.com/Rectangular-Galvanized-Steel-Pipe--10987620_10987657.html]]></link><description><![CDATA[certificates and SGS test can be provided to assure the quality of our products.
Professional advantage:
More than 10 years&apos; professional producing experience.
Price advantage:
We are manufacturer an]]></description><pubDate><![CDATA[20240319]]></pubDate></item>
<item>
<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[CertificateISO9001Processing ServicePunching, CuttingProduct nameGalvanized iron pipeApplicationConstruction decoration,chemical equipmentsEdgeSlit Edge/ Mill EdgeTechnologyCold Rolled,Hot RolledPack]]></description><pubDate><![CDATA[20240103]]></pubDate></item>
<item>
<title><![CDATA[Steel Pipe]]></title><link><![CDATA[https://sigridsun.en.ec21.com/Steel-Pipe--11834079_11869747.html]]></link><description><![CDATA[certification. Our annual exporting amount can be up to 100,000 tons to South America, Middle East, Southern Asia, Europe, Canada etc.You can send me a reply for specification, availability or for an]]></description><pubDate><![CDATA[20231124]]></pubDate></item>
<item>
<title><![CDATA[Dormitory Container]]></title><link><![CDATA[https://zhongtai01.en.ec21.com/Dormitory-Container--11824641_11824646.html]]></link><description><![CDATA[certification. Our team members have more than 10 years of experience in the field of mobile home management, production and 
container van dormitory design. We have our own mobile home research cent]]></description><pubDate><![CDATA[20230725]]></pubDate></item>
<item>
<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[Certificate:
API, ce, Bsi, ISO9001
Grade:
Q195, Q235, Q345, #20
Surface Treatment:
Hot Rolled
Tolerance:
±10%
Processing Service:
Welding, Punching, Cutting, Bending, Decoiling
Oiled or Non-oiled:
N]]></description><pubDate><![CDATA[20231129]]></pubDate></item>
<item>
<title><![CDATA[Stainless Steel 304 Laser Welding Helical Finned Tube High Performance]]></title><link><![CDATA[https://jysuling1.en.ec21.com/Stainless-Steel-304-Laser-Welding--11600429_11812600.html]]></link><description><![CDATA[Product DescriptionStainless Steel 304 Laser Welding Helical Finned Tube High Performance
1.Product Details:
Place of Origin:
China.
Brand Name:
Baerfu
Certification:
ISO...
Model Number:
Laser Fin T]]></description><pubDate><![CDATA[20230628]]></pubDate></item>
<item>
<title><![CDATA[904L Stainless Steel Welded Pipe]]></title><link><![CDATA[https://yesi882000.en.ec21.com/904L-Stainless-Steel-Welded-Pipe--10805820_10805915.html]]></link><description><![CDATA[certifications of
*API 5LC, ASME(TUV Rheinland), PED 2014/68/EU;
* ISO 9001:2008; ISO 14001:2004, OHSAS 18001:2007;
*Approved manufacturer by CNNC ( China National Nuclear Corporation )
RULES FOR CLA]]></description><pubDate><![CDATA[20200513]]></pubDate></item>
<item>
<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[certification.
Steel pipe is produced in one of two methods, which result in either seamless or welded products.
Seamless pipe is made from solid round stock that is first heated, then extruded—pus]]></description><pubDate><![CDATA[20190529]]></pubDate></item>
<item>
<title><![CDATA[Carbon Steel Pipe Cap]]></title><link><![CDATA[https://weihengsteel.en.ec21.com/Carbon-Steel-Pipe-Cap--10972930_11023345.html]]></link><description><![CDATA[Certification
API, ISO9001
Test
Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
More information you can views here
We ]]></description><pubDate><![CDATA[20240109]]></pubDate></item>
<item>
<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[Certificates (MTC)
Material Test Certificates (MTC) as per EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2, 100% Radiography Test Report,
Raw Materials Certificate, Third Party Inspection Report, Fumiga]]></description><pubDate><![CDATA[20211013]]></pubDate></item>
<item>
<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[Certification: API 5CL, GOST, ISO9001, ISO14001,OHSMS18000 
Testing: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (]]></description><pubDate><![CDATA[20191125]]></pubDate></item>
<item>
<title><![CDATA[Penstock Steel Pipe Q345Bsprial Steel Pipe,Ssaw Steel Pipe]]></title><link><![CDATA[https://wbx1984915.en.ec21.com/Penstock-Steel-Pipe-Q345Bsprial-Steel--2461493_8261227.html]]></link><description><![CDATA[Material :Q235/Q345/20#/L245/X42-X65 etc 
Specification:1020mm*17mm 
Length: 6M/12M or as customers requirement 
Treatment: According to the requirements 
Certificates: SY/T5037-2000/GB/T9711.1-97/AP]]></description><pubDate><![CDATA[20240123]]></pubDate></item>
<item>
<title><![CDATA[Incoloy 825 Inconel 600 718 Monel Fitting Flange Pipe Tube]]></title><link><![CDATA[https://lindasun00.en.ec21.com/Incoloy-825-Inconel-600-718--2845141_2845227.html]]></link><description><![CDATA[certification according to EN10204/3.2
Butt Weld Fittings
Standard
ASTM / ASME A/SA 403 GR WP &quot;S&quot; / &quot;W&quot; / &quot; WX&quot; 
ASTM A860/ A 860M WPHY42, WPHY52, WPHY60, WPHY65, WPHY70
ASTM/ ASME S/A234/ A 234M WPB]]></description><pubDate><![CDATA[20231106]]></pubDate></item>
<item>
<title><![CDATA[Steel Pipe]]></title><link><![CDATA[https://eaststeel.en.ec21.com/Steel-Pipe--3832766_3832767.html]]></link><description><![CDATA[certified by China Metallurgical Industry Quality System Certification Centre and AOQC Moody International Limited of U.K. in according to ISO9000 requirements and the product is certified by America]]></description><pubDate><![CDATA[20100923]]></pubDate></item>
<item>
<title><![CDATA[Seamless Steel Pipe for Structure]]></title><link><![CDATA[https://fypipe.en.ec21.com/Seamless-Steel-Pipe-for-Structure--5059231_5917962.html]]></link><description><![CDATA[Certificate Standard: ISO 9001: 2000 10. Payment Terms: T/T in advance or irrevocable L/C at sight 11. Minimum Order: 20 Tons 12. Delivery conditions: FOB Tianjin, or according to customers&apos; requirem]]></description><pubDate><![CDATA[20111018]]></pubDate></item>
<item>
<title><![CDATA[Api 5ct Casing Pipe]]></title><link><![CDATA[https://reandy2000.en.ec21.com/Api-5ct-Casing-Pipe--6742807_6742808.html]]></link><description><![CDATA[to 50mm Certificates:ISO,API,SGS,CCC,CE,etc If you are interested ,please give me an answer ,then I will send our price sheet to you.
We are looking forward to your prompt reply. Yours faithfully, 
]]></description><pubDate><![CDATA[20120529]]></pubDate></item>
<item>
<title><![CDATA[In Stock 5-1/2inch 17ppf Oil Casing Steel Pipe]]></title><link><![CDATA[https://zhuyan230401.en.ec21.com/In-Stock-5-1-2inch--11826223_11829138.html]]></link><description><![CDATA[certification and API certification of American Petroleum Association
Why choose us ?
FAQ
1 How can we guarantee quality? There will be strict inspection and testing for every order before shipping o]]></description><pubDate><![CDATA[20230803]]></pubDate></item>
<item>
<title><![CDATA[Big Diameter Seamless Carbon Steel Pipe 24]]></title><link><![CDATA[https://pipefitting0086.en.ec21.com/Big-Diameter-Seamless-Carbon-Steel--6462234_6525494.html]]></link><description><![CDATA[seamless carbon steel pipes 
1)O.D. 24&quot;, W.T. sch5s to xxs 
2)masterial a106 a53 and so on 
3)certificated by ISO
Tolerance
OD +1% /-1%, .thickness +12.5% / -10%. Length 2mm
standard
GB8162&amp;mdash;199]]></description><pubDate><![CDATA[20160624]]></pubDate></item>
<item>
<title><![CDATA[Polyethylene Coating Pipe]]></title><link><![CDATA[https://samkun.en.ec21.com/Polyethylene-Coating-Pipe--6933502_6933506.html]]></link><description><![CDATA[of abrasion, so replacement period is three times longer than other pipes.
Certificate of designation of excellent product (PE Coating Pipe) 
Certificate of K mark 
Certificate of Kun mark
]]></description><pubDate><![CDATA[20130806]]></pubDate></item>
<item>
<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[Certificate 
API, ce, BIS, JIS, GS, ISO9001
Grade 
Carbon steel
Surface Treatment 
Hot Rolled/Cold rolled
Tolerance 
±1%
Processing Service 
Welding, Punching, Cutting, Bending, Decoiling
Oiled or N]]></description><pubDate><![CDATA[20231211]]></pubDate></item>
<item>
<title><![CDATA[Steel Corrugated Pipe Multi Plate Assembled Culvert Pipe Drainage]]></title><link><![CDATA[https://hxpipe.en.ec21.com/Steel-Corrugated-Pipe-Multi-Plate--11779659_11779660.html]]></link><description><![CDATA[certification of green building products&quot;.Through the continuous efforts and technical innovation in recent years, the company has obtained nine utility model patent certificates. It became a provinc]]></description><pubDate><![CDATA[20230505]]></pubDate></item>
<item>
<title><![CDATA[Classic Carbon LSAW Steel Pipe for Marine Engineer Construction]]></title><link><![CDATA[https://csco12138.en.ec21.com/Classic-Carbon-LSAW-Steel-Pipe--11873243_11873418.html]]></link><description><![CDATA[certification ,custom appreciate lettersThe mill certification: such as API Monogram ,ISO ect..ITP ,MPS &amp; ISO manualDelivery term: FCA/DDP/DDA etc can acceptLogistical and shipping chains ,we have si]]></description><pubDate><![CDATA[20231206]]></pubDate></item>
<item>
<title><![CDATA[Seamless Steel Pipe]]></title><link><![CDATA[https://130902198201260915.en.ec21.com/Seamless-Steel-Pipe--8027751_8027752.html]]></link><description><![CDATA[Certification successfully.
At present, Galaxy steel Pipe has set up branches in Guangzhou, Beijing, Wuhan, Anhui etc. in China. We have export license in international trade and have set up sales ag]]></description><pubDate><![CDATA[20140701]]></pubDate></item>
<item>
<title><![CDATA[ASTM A106 Gr. C/SA106 Gr. C Gr. A Gr. B Seamless Boiler Steel Pipe]]></title><link><![CDATA[https://tefu888.en.ec21.com/ASTM-A106-Gr.-C-SA106--11750485_11752194.html]]></link><description><![CDATA[Certificates
API5L ISO 9001:2008 TUV SGS BV etc
Outside Diameter
1/2&apos;--48&apos;
21.3mm-61219mm
Thickness
SCH5S, SCH10S, SCH20S,SCH20, SCH30,STD, SCH40,
SCH60, SCH80, SCH100, SCH140, SCH160,XS,
1.65mm-80mm]]></description><pubDate><![CDATA[20230320]]></pubDate></item>
<item>
<title><![CDATA[Hot Selling ASTM A179 19.05mm X 2.11mm Seamless Carbon Steel Pipe/Tube for Boiler and Heat Exchanger]]></title><link><![CDATA[https://huaxipipe.en.ec21.com/Hot-Selling-ASTM-A179-19.05mm--11560540_11560547.html]]></link><description><![CDATA[,heat exchanger ,and superheater Etc.Packing: External Black Painting ,Both Side With End Caps, In Bundles by Steel Strips,Covered by Waterproof.Quality Certificate:ISO, API, Mill Test Certificate 
]]></description><pubDate><![CDATA[20220503]]></pubDate></item>
<item>
<title><![CDATA[API5CT Tubing Couplings L80 EUE, D-10 Couplings L80]]></title><link><![CDATA[https://haigemachinery.en.ec21.com/API5CT-Tubing-Couplings-L80-EUE--11355920_11361149.html]]></link><description><![CDATA[BTC, LTC, STC, Premium Connections, EUE, NUE
6. Type: Regular, Special Clearance
7. Length: as per API5CT Specification
8. Quality Test Certificate, Mill Test Certificate will be provided 
]]></description><pubDate><![CDATA[20210401]]></pubDate></item>
<item>
<title><![CDATA[Various Specification Corrugated Steel Pipe Culverts with Rich Stock]]></title><link><![CDATA[https://jean2023.en.ec21.com/Various-Specification-Corrugated-Steel-Pipe--11767282_11820292.html]]></link><description><![CDATA[certification, becoming the industry leader3. Improve the quality management system Raw materials into the plant sampling, do tensile strength testing, thickness testing. Every aspect of the producti]]></description><pubDate><![CDATA[20230715]]></pubDate></item>
<item>
<title><![CDATA[Honed Cylinder Tube of Material SAE 4140 for High Strength Requirements]]></title><link><![CDATA[https://honedtubing.en.ec21.com/Honed-Cylinder-Tube-of-Material--11537181_11658468.html]]></link><description><![CDATA[Certificate: ISO9001:2015 
As a professional hydraulic cylinder barrel manufacturer and supplier, Skyline has been supplying and exporting hydraulic cylinder barrel for more than 20 years. 
Product D]]></description><pubDate><![CDATA[20221019]]></pubDate></item>
<item>
<title><![CDATA[304 316 Stainless Steel Seamless Pipes]]></title><link><![CDATA[https://cn04036056.en.ec21.com/304-316-Stainless-Steel-Seamless--9942839_9973724.html]]></link><description><![CDATA[certificate,PED certificates from Lloyd&amp;#39;s Register Quality Assurance as well.We can produce stainless steel pipes,such as 304/304L,316/316L,321,321H,317/317L,347/347H,310S,2205/S31803 duplex stee]]></description><pubDate><![CDATA[20160513]]></pubDate></item>
<item>
<title><![CDATA[Oilfield Tubular Casing Tubing Coupling API 5CT for OCTG Drill Pipe]]></title><link><![CDATA[https://helen202368.en.ec21.com/Oilfield-Tubular-Casing-Tubing-Coupling--11824687_11825668.html]]></link><description><![CDATA[certification and API certification of American
Petro Institute.products have been export to South America,North American,Russia,the Missle East,Southest Asia,West Asia,Africa etc.And we have establi]]></description><pubDate><![CDATA[20230727]]></pubDate></item>
<item>
<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[Certificate
ISO/SGS/BV/Lloyd/ABS/CCS/RINA/GL/DNV
Description:
For the steel to withstand the pressure to the hydraulic test to test its ability and quality, leakage, soaked or expansion for qualified]]></description><pubDate><![CDATA[20180528]]></pubDate></item>
<item>
<title><![CDATA[ERW Square Hollow Sections]]></title><link><![CDATA[https://tiffanyjianhesteel.en.ec21.com/ERW-Square-Hollow-Sections--10292317_10292324.html]]></link><description><![CDATA[S235J2H, S355JRH, S355J0H, S355J2H, S355NH 
ASTM A500: Grade A&amp;B&amp;C 
JISG3466: STK400, STK490 
JISG3444: STK400, STK490, STK500 
Certificate we have: 
CE certificate 
ISO9001 
ISO18001 
EN1090 
]]></description><pubDate><![CDATA[20170206]]></pubDate></item>
<item>
<title><![CDATA[ERW CS PIPES,China Q235 ERW Steel Pipes ,SS400 ERW Steel Pipes,GR B ERW CS Pipes]]></title><link><![CDATA[https://senhaisteelpipe.en.ec21.com/ERW-CS-PIPES-China-Q235--10842427_10842441.html]]></link><description><![CDATA[Certificates to be furnished for all pipes as EN10204-3.1B
H.S.Code: 7305, 7306,
ERW steel pipes are general used in a wide range of industries including:
Oil, gas, geothermal,
Petrochemical
Mechanic]]></description><pubDate><![CDATA[20230901]]></pubDate></item>
<item>
<title><![CDATA[API 5CT Seamless Steel Pipe, Steel Grade J55,N80,P110,PH-6 Petroleum Casing and Tubing in Oil]]></title><link><![CDATA[https://robertyin.en.ec21.com/API-5CT-Seamless-Steel-Pipe--10682856_10683141.html]]></link><description><![CDATA[Certificates
API5CT, ISO 9001:2008
Surface Treatment
black paint, varnish, oil, galvanized, anti corrosion coatings
Marking
Standard marking, or according to your request.
Pipe Ends
Under 2 inch plai]]></description><pubDate><![CDATA[20191012]]></pubDate></item>
<item>
<title><![CDATA[Cladded Tubeexchanger SA516GR70+C71500]]></title><link><![CDATA[https://janus2019.en.ec21.com/Cladded-Tubeexchanger-SA516GR70-C71500--11013043_11043953.html]]></link><description><![CDATA[certificate.
Our advantage is that we own our
explosive plant in the mountain which is strictly controlled by local
government, we provide explosive OEM service for many domestic clad plate
manufactu]]></description><pubDate><![CDATA[20230814]]></pubDate></item>

</channel>
</rss>