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Pipe with crack stopper feature, and process of protecting a pipe against propagation of cracks
Pipe with crack stopper feature, and process of protecting a pipe against propagation of cracks
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机译:具有防裂塞特征的管道以及防止管道裂纹扩展的过程
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摘要
A steel pipe, includes an outer corrosive-preventive protective sheath, which has a surface layer of plastic material, and a crack stopper zone extending over a section of the pipe. The crack stopper zone includes a bandage which is wrapped around the pipe section and made of high-strength fiber material imbedded in a compacted matrix of thermoplastic and thermosetting plastic. The bandage is comprised of a plurality of wound layers joined to one another via the matrix by welding or gluing.
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