FIELD: main liquid and gas pipeline construction and repair, particularly to replace damaged pipeline section.
SUBSTANCE: device comprises telescopic rod connection, two hollow conical thrusts coaxially connected to ends of the two rods so that conical thrust axes are directed towards outer side of telescopic connection and provided with spring arranged from inner side thereof. the spring encloses above connection and is supported by inner sides of conical thrusts.
EFFECT: increased accuracy of pipe coaxility control, increased accuracy of repair reel and pipe joint marking and increased performance.
1 dwg
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