(a)Single pipe length: 8-18m;
(b)Pipe diameter: OD88.9mm-1420mm.
(a)Performance better than: National Energy Administration issued standard SY/T 7041;
(b)German standard DIN30678;
(c)International standard ISO 21809-1;
(d)Det Norske Veritas standard DNVGL-RP-F106;
(e)French standard NF A49-711;
·Natural gas and long-distance oil transmission pipelines;
·Water pipeline, pile pipe;
·Chemical industry, 𒁃slurry transportation pipeline.
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