Abrasion-resistant metal pipeline with internal anti-corrosion coating
A wear-resistant pipeline and anti-corrosion coating technology, which is applied in the pipeline field, can solve the problems of anti-corrosion coatings that are difficult to balance water resistance and anti-fouling effects, and achieve the effects of shortening the heat treatment cycle, strong resistance to organic solvents, and low production costs
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[0040] A metal wear-resistant pipeline with an internal anti-corrosion coating of the present invention comprises a wear-resistant pipeline body and an anti-corrosion coating on the inner wall of the pipeline;
[0041] The wear-resistant pipe body has the following raw materials in chemical composition weight percentage:
[0042] W: 3.2~9.1%, Mo: 2.4~7.6%,
[0043] Cr: 3.8~8.9%, RE: 0.15~0.5%,
[0044] Mn: 0.3~0.5%, Si: 0.05~1.0%,
[0045] B: 0.01-0.02%, Al: 0.2-0.8%,
[0046] Nb: 0.08~2.4%, Ni: 0.1~0.5%;
[0047] Described anticorrosion coating has the raw material of following chemical composition weight ratio:
[0048] The logarithmic reduced viscosity of 15 parts by weight is the thermoplastic polyethersulfone resin of 0.31,
[0049] 8 parts by weight of tetrafluoroethylene-perfluorovinyl ether copolymerized micropowder,
[0050] 4 parts by weight of polyperfluoroethylene propylene micropowder,
[0051] The N-methylpyrrolidone of 25 parts by weight,
[0052] 6 part...
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