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UNBONDED
P.C STRAND PC Grease ϸ鼭 H.D.P.E
ǰ ļ մϴ.
UNBONDED
P.C STRAND ũƮ ý ʿ
ǰ ý ۾ Ǵ ۾ ִ
Ǿֽϴ. |
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CABLE
STAYED BRIDGE(屳) STAY CABLE
P.C
žī(EARTH
ANCHOR)
ī(ROCK
ANCHOR)
˺
ϱ
ϰ
ǹ
SLAB |
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Test Item |
Unit |
15.2mm |
15.7mm |
Grade 1860 |
Grade 1770 |
Grade 1860 |
Galvanized
P.C Strand |
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mm |
+0.2, -0.1 |
+0.2, -0.1 |
+0.2, -0.1 |
߷ |
kg/km |
1,100 |
1,172 |
1,172 |
ܸ |
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140 |
150 |
150 |
尭 |
MPa |
1860 |
1770 |
1860 |
Ĵ |
kN |
Min. 261 |
Min. 266 |
Min. 279 |
(1%Ext) |
kN |
Min. 234.6 |
Min. 234 |
Min. 251.4 |
(G/L=500mm) |
% |
Min. 3.5 |
Min. 3.5 |
Min. 3.5 |
Relaxation(%)
(MUTS70%) |
% |
Max. 2.5
(1,000hrs) |
Max. 2.5
(1,000hrs) |
Max. 2.5
(1,000hrs) |
ź |
kN/ |
185~205 |
185~205 |
185~205 |
ƿ |
g/ |
190~350 |
190~350 |
190~350 |
Deflected Tensile Test
(One Pin) |
kN |
Ĵ
80% ̻ |
Ĵ
80% ̻ |
Ĵ
80% ̻ |
Fatigue
(Stress Range) |
MPa |
300 |
300 |
300 |
HDPE Coated Strand |
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mm |
Max. 19.0 |
Max. 19.5 |
Max. 19.5 |
HDPE β |
mm |
1.5~2.0 |
1.5~2.0 |
1.5~2.0 |
WAX ߷ |
g/m |
5~12 |
5~12 |
5~12 |
Ǻ ߷ |
kg/km |
Min. 1,240 |
Min. 1,300 |
Min. 1,300 |
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ITEN |
Reel Size(mm) |
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Flange
(A) |
Width
(B) |
Barrel
(C) |
Flange
Thickness
(D) |
Spindle
Hole |
Wooden
Reel |
1600 |
830 |
950 |
82 |
80 |
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