| 摘要 |
construction and laying of pipeline systems. SUBSTANCE: pipes have protective rubber layer, system of intermediate layers for reliable coupling with bearing carcass, bearing carcass, system of reinforcing rings and ends in the form of flanges, nipples or funnels. It is only fiber-glass plastic reinforced by braids or fabrics based on epoxy binder is used as a composite material. As a result, provision is made for prompt assembly of pipes, maximum unification of pipe construction and manufacturing technology and for guarantee service life of up to 50 years. EFFECT: enhanced abrasive wear resistance. 12 cl, 13 dwg
|
