Composite material dowel steel for cement concrete road and its preparing method

Composite material dowel steel for cement concrete road and its preparing method

This invention discloses a compound material dowel bar for concrete road paving, which contains bar core and glass fiber reinforced plastics pipe made of wound fiber and resin and covered on bar core, the fiber content is 60-75 % and the resin content is 25-40 %. The section of dowel bar is round or...

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1. Verfasser: DUANYI,HU WANG
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Sprache:eng
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CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE
FIXED CONSTRUCTIONS
MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
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creator DUANYI,HU WANG
description This invention discloses a compound material dowel bar for concrete road paving, which contains bar core and glass fiber reinforced plastics pipe made of wound fiber and resin and covered on bar core, the fiber content is 60-75 % and the resin content is 25-40 %. The section of dowel bar is round or ellipse. Said compound material dowel bar has fine erosion resistance, durability and associativity with concrete, capable of saving 30 % of cost than that of steel dowel bar.
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subjects CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE
FIXED CONSTRUCTIONS
MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
title Composite material dowel steel for cement concrete road and its preparing method
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