| 摘要 |
FIELD: machine building. ^ SUBSTANCE: composite tube (1) including tube (1) from sewn polyethylene, and at least one layer enveloping tube (1); at that, between layer (2) and tube (1) there located are valves (3) consisting at least of one steel thread (4); at that, between valves (3) and tube (1) there provided is intermediate floor (5), and at that, valves (3) are welded between intermediate layer (5) and layer (2); steel thread (4) is made from stainless steel with chrome content of at least 10 wt %. ^ EFFECT: improving resistance to high loads. ^ 13 cl, 1 dwg |
