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<title><![CDATA[EC21 Product Catalogs - stress testing]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/stress_testing--2842/1/stress testing.html]]></link><item>
<title><![CDATA[Bend Tube]]></title><link><![CDATA[https://lifeng006.en.ec21.com/Bend_Tube--10119108_10141398.html]]></link><description><![CDATA[Stress relive annealing of U-tubes after bending only for all positions
2) Surface condition finished U-tube shall be free of scale,without scratches after bending.
3) Through ball test
4) 100% Eddy ]]></description><pubDate><![CDATA[20250306]]></pubDate></item>
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<title><![CDATA[SSAW Steel Pipe]]></title><link><![CDATA[https://supersteel123.en.ec21.com/SSAW_Steel_Pipe--12045493_12045500.html]]></link><description><![CDATA[Test: Chemical component analysis, mechanical properties (ultimate tensile strength, yield strength, elongation), technical properties (flattening test, bending test, blow test, impact test), exterio]]></description><pubDate><![CDATA[20250227]]></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[Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface ]]></description><pubDate><![CDATA[20221031]]></pubDate></item>
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<title><![CDATA[ASTM B444 Inconel 625 Seamless Welded Pipe  UNS N06625/ with Cold-Worked]]></title><link><![CDATA[https://daisy1823.en.ec21.com/ASTM_B444_Inconel_625_Seamless--11839306_11862229.html]]></link><description><![CDATA[1100°F (593°C) when resistance to creep and rupture is required.
Why choose us
1.Size control 
2.Chemical composition control
4.ultrasonic testing of steel tube
3.hydraulic testing machine
Image
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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[Testing and Materials (ASTM) along with The American Society of Mechanical Engineers (ASME) and the American Petroleum Institute (API) are some of the most referenced organizations for piping specifi]]></description><pubDate><![CDATA[20190529]]></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[Test 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, F]]></description><pubDate><![CDATA[20211013]]></pubDate></item>
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<title><![CDATA[API 5L Spiral Steel Pipe   Liquid Gas Transportation Welded Steel Pipe for Sale]]></title><link><![CDATA[https://creditsteelpipe.en.ec21.com/API_5L_Spiral_Steel_Pipe--10987617_10987633.html]]></link><description><![CDATA[stress, thus the surface has no scratches. Spiral steel pipe has more flexible thicknesses and diameters, especially in making high-grade thick pipes with small or medium aperture, these techniques h]]></description><pubDate><![CDATA[20240319]]></pubDate></item>
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<title><![CDATA[Gammaplus 200T]]></title><link><![CDATA[https://sidergamma.en.ec21.com/Gammaplus_200T--11145718_11145920.html]]></link><description><![CDATA[Hard chrome plated cold drawn steel seamless telescopic tubes GAMMAPLUS 200 T
200 hours corrosion resistance NSS rating 9
Chrome layer min 25µm
NSS – Neutral salt spray test according to ISO 9227
]]></description><pubDate><![CDATA[20200521]]></pubDate></item>
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<title><![CDATA[Hot Selling Api 5ct 7in 26ppf Seamless Carbon Steel Pipe High Quality Casing Pipe]]></title><link><![CDATA[https://zhuyan230401.en.ec21.com/Hot_Selling_Api_5ct_7in--11826223_11828905.html]]></link><description><![CDATA[testing for every order before shipping out. 2 Handling time for an order Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size. 3 ]]></description><pubDate><![CDATA[20230803]]></pubDate></item>
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<title><![CDATA[Anti-corrosion and Insulated Steel Pipe Production Line]]></title><link><![CDATA[https://txhmachine.en.ec21.com/Anti_corrosion_and_Insulated_Steel--11854146_11875616.html]]></link><description><![CDATA[testing for coating thickness, adhesion, insulation efficiency, and overall product durability.
The completed anti-corrosion and insulated steel pipes are then ready for distribution and use in vario]]></description><pubDate><![CDATA[20231214]]></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[Stress Relief, Normalizing, Spheroidize Anneal, Annealing, Bright Annealing, Normalized, Quenched and Tempered, Solution Annealing, etc ;
4) Continuous stencil as required ;
5) Rust prevention treatm]]></description><pubDate><![CDATA[20131029]]></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[stress, no surface scratches during the molding process. The SSAW pipes are mainly used for conveying oil and natural gas pipeline, can also be used for civil engineering structures pipes for docks, ]]></description><pubDate><![CDATA[20201216]]></pubDate></item>

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