Assertion: radial tire's belt | /r/HasProperty | plural ply layers
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Source sentences:
text: According to the invention, there is a provision of a heavy duty low-section pneumatic radial tire comprising a radial carcass toroidally extending between a pair of annular bead portions, a belt composed of plural ply layers successively superimposed one upon the other around a crown portion of the carcass, and a tread rubber having substantially the same width as the maximum width of the belt; said belt being a combination of a first belt layer with a second belt layer, said first belt layer being composed of at least two cord plies each containing cords inclined at a small angle with respect to the equatorial plane of the tire, the cords of which plies being crossed with each other with respect to the equatorial plane, said second belt layer being composed of at least one cord ply containing non-expansible or hardly expansible cords arranged in substantially parallel to the equatorial plane and extending over both sides of the first belt layer between the carcass and the first belt layer.