Litlhoko tsa tekheniki tsa phaephe ea ERW Litlhoko tsa tekheniki Bakeng sa lipalangoang tsa oli le khase Bakeng sa mokelikeli o tlase oa khatello e fetisang Material Gr.b Gr.b Pipe body diameter D<508mm, ±0.75%; D≥508mm, ± 0.75% D≤168.3, ± 1.0%; 168.3<D≤508, ± 0,75%; Botenya ba lebota D<508mm, + 15.0%, -12,5%; D≥508mm, + 17.5%, -10% ...
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