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High-temperature and wear-resistant pipe

2011-03-01View Original

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During the overhaul of the purging and pressure guiding pipes on the raw catalyst risers and cyclone systems in the regenerator of our plant’s catalytic unit, all of them were replaced, but they all broke after a short time. Is there a material that is both heat-resistant and wear-resistant? The original pipes used were 304 material, with diameters of DN20 and DN25.
Reply #22011-03-01
I think 321 is better. (0Cr18Mi9Ti)
Reply #32011-03-01
Consider applying a wear-resistant coating, or going for an expansion!
Reply #42011-03-01
Could lined pipes be used? We use this technology in our valves, and we also look for suitable steel materials! !
Reply #52011-03-09
The last edit to this post was made by security on 2011-3-10 09:12. You can try using high-strength armored rubber hoses that are resistant to high temperatures and wear
Reply #62011-05-12
410 (high-strength chromium steel) has good wear resistance, while 310S is resistant to high temperatures. :dizzy:
Reply #72011-05-13
Has anyone studied whether steel-lined PTFE pipes can be used? The temperature resistance is generally below 190 degrees
Reply #82011-07-11
This post was last edited by security on 2011-7-11 17:33. It can be used as an anti-wear layer; what is the diameter?
Reply #92011-07-13
There are steel pipes with a silicate lining available online, used in the cement industry I believe; take a look to see if they’re suitable. Western regions produce many of these!
Reply #102011-10-19
Double-alloy pipes can be manufactured; the material used for wear resistance is tungsten carbide alloy. Please provide the design drawings at 13961011876
Reply #112014-12-03
This post was last edited by leo_0088 on 2014-12-3 at 17:26. It can be solved, and the results are excellent: ◆ High hardness and wear resistance; it can generally be used for over 5 years. ◆ It can be used in high-temperature environments of around 500 degrees Celsius. ◆ It has good corrosion resistance, making it suitable for use in desulfurization pipelines and slurry transport pipes. ◆ It is easy to install – either via flanges or welding (ceramics cannot be cut on-site). ◆ It has good impact resistance, allowing it to transport materials at high speeds. ◆ It is lightweight and low-cost, helping to save materials. ◆ It offers high safety levels; the double-layer structure provides enhanced wear resistance, thus ensuring reliable performance in industrial applications. ◆ It is environmentally friendly and does not cause pollution, ensuring no leakage of materials

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