结构加固设计规范(GB50367-2006)
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structure member strengthening with externally applied
2.1.10 2.1.11
bonded rebars structrual adhesives
2.1.12
fibre reinforced ploymer FRP
2.1.13
composite mortar polymer mortar
4.5.4 2
/
/
/
4.5.4 1
-
1 2
(MPa) (MPa)
14 max{2.5, ftk}
%
99
23
(mPa s)
4.5.3 2 4.5.3 3
GB/T 7124 10
F
GB/T 2793 GB/T 12007.4
4.5.4 2
MPa
30
40 MPa
(MPa)
max{2.5, ftk}
1
2
4.5.3 3
700 450 0.4d
80 24
800 600 0.3d
JGJ 81
GB 5117 JGJ 18
1
ftk
2L
L
GB 50010
~
4.4.4 1
2 GB/T 3356
3
GB/T 3354 D
4
E
5 GB/T 3366
6 4.4.5
1
2
3 GB/T 9914.3
4.5.1 A
A
B
A
B
4.5.4 4.5.4 1
GB/T 1591
3
GB 50017
4 4.3.3 4.3.4
4.3.5
4.3.1
Q345 GB/T 1591
Q235
GB/T 700
4.3.5 1
4.3.5 2
4.3.5 1
4.8
5.8
6.8
8.8
fuk(MPa)
400 500 600 800
fyk fs,0.2k(MPa) 320
400
480
3.1.1
3.1.2 3.1.3
3.1.4
3.1.5 3.1.6
3.1.7
1
2
30
3 10
3.2.1
GB50010
3.2.2
1
2 1 2
GB50009
3
4
1
2
3
5 3.2.3
6
GB 50010 A
B 4
7 8
JGJ 116
3.2.3
mf
n
s
n
k
cn
fk
fk mf k s
GB 50011
0.05 c
JGJ 63 4.2.4
5%
JGJ 53
12mm 2.5
I
4.2.5
4.3.1 1
2 1499 GB 13014
3 4 4.3.2
HRB 335
HPB 235 Q235
HRB 400 RRB 400
GB
GB 13013
GB 50010
1
Q235 3
Q345 16Mn
Q235
Q235-B
2
GB/T 700
3.2.3
3.2.3 95%
3.2.3
k
0.05 k
0.05 k
n
n
c 0.99 c 0.95 c 0.90 c 0.75
c 0.99 c 0.95 c 0.90 c 0.75
4
5.145 3.957 2.680 15 3.102 2.566 2.329 1.991
5
4.202 3.400 2.463 20 2.807 2.396 2.208 1.933
GB/T 2568 GB/T 2570
F
l l
4.5.10 50
4.5.11
25 35 8h
5%
GB 50344
0 +2
4.6.1
4.6.1
4.6.1
MPa MPa MPa MPa
MPa
1 2 3
4.6.2
4.5.3 2 4.5.3 3
10
GB/T 7124
GB/T 2568 GB/T 2568 GB/T 2569
20 PH
20
CL
4.7.3
1.13 10~12 25mPa s >15%
<200g/L
4.7.3
90%* 0~250mv
60 150 A
JTJ 275-2000 YB/T 9231-1998 YB/T 9231-1998
YB 9222
150d R
80%
*
4.7.5
2.1.14
effective cross-section area
2.1.15 structure or its member
design working life for strengthening of existing
2.2.1 Eso
Es Ea Esp Ef fco fyo f yo fy f y fa fa fsp f sp ff ff,v fbd fud
GB50367
[1999]308
55
610081 http://www.astcc.com/
1.0.1 1.0.2 1.0.3
GB50011 1.0.4
GB50144 GB50023
GB50292
2.1.1
strengthening of existing structures
2.1.2 2.1.3 2.1.4 2.1.5
6 5.409 3.707 3.092 2.336 25 2.632 2.292 2.132 1.895
7 4.730 3.399 2.894 2.250 30 2.516 2.220 2.080 1.869
10 3.739 2.911 2.568 2.103 50 2.296 2.065 1.965 1.811
existing structure member important structure member general structure member structure member strengthenting with R.C
2.1.6 frame
structure member strengthening with externally bonded steel
640
5%
14
10
8
12
4.8
fstk 400MPa fyk / fstk 0.8
4.3.5 2
A1 A2 A4 A5
4.3.6 1 2 GB 5118 3
4 GB 50017
50
M mm
39
fuk(MPa)
500
fyk fs,0.2k(MPa)
210
mm
0.6d
GB/T 3098.6-2000
70 24
GB/T 2570
99%
GB/T 14683
4.6.2
4.6.2
MPa MPa MPa
4.5.3
5 40 10 MPa 2.5
G GB/T 2569
H F
4.7.1 4.7.2
4.7.2
4.7.2
PH 20
4.7.3
0.88g/ml 10~11
0.95mPa s 98.9% 0.3%
<400g/L
2.1.7 reinforced materials
structure member strengthening with externally bonded
-
2.1.8
compression member confined by reinforcing wire
2.1.9 prestressing
f fe
2.2.2 N M V
Mok • •s • •so • •a
fo
2.2.3 ho ho1 hw hn
hsp hf hef
Aso Aso As As
Afe Acor Asp Asp Aa Aa
ls ld ll D Wet 2.2.4 • •1
• •c • •1 • •c • •s • •a • •sp
3.2.4
1
n 1.2
3.3.1 3.3.2
1
2
3
4
5
6
n
2
n 1.5
7
-
3.3.3 1
60 2
3.3.4 1
2
3
4.1.1
42.5
1 2
4.1.2 GB 175 GB 1344
4.1.3
32.5
42.5
GB 199
4.2.1 C20
4.2.2 1
20mm 10mm
2
JGJ 52 4.2.3
structure member strengthening with externally applied
2.1.10 2.1.11
bonded rebars structrual adhesives
2.1.12
fibre reinforced ploymer FRP
2.1.13
composite mortar polymer mortar
4.5.4 2
/
/
/
4.5.4 1
-
1 2
(MPa) (MPa)
14 max{2.5, ftk}
%
99
23
(mPa s)
4.5.3 2 4.5.3 3
GB/T 7124 10
F
GB/T 2793 GB/T 12007.4
4.5.4 2
MPa
30
40 MPa
(MPa)
max{2.5, ftk}
1
2
4.5.3 3
700 450 0.4d
80 24
800 600 0.3d
JGJ 81
GB 5117 JGJ 18
1
ftk
2L
L
GB 50010
~
4.4.4 1
2 GB/T 3356
3
GB/T 3354 D
4
E
5 GB/T 3366
6 4.4.5
1
2
3 GB/T 9914.3
4.5.1 A
A
B
A
B
4.5.4 4.5.4 1
GB/T 1591
3
GB 50017
4 4.3.3 4.3.4
4.3.5
4.3.1
Q345 GB/T 1591
Q235
GB/T 700
4.3.5 1
4.3.5 2
4.3.5 1
4.8
5.8
6.8
8.8
fuk(MPa)
400 500 600 800
fyk fs,0.2k(MPa) 320
400
480
3.1.1
3.1.2 3.1.3
3.1.4
3.1.5 3.1.6
3.1.7
1
2
30
3 10
3.2.1
GB50010
3.2.2
1
2 1 2
GB50009
3
4
1
2
3
5 3.2.3
6
GB 50010 A
B 4
7 8
JGJ 116
3.2.3
mf
n
s
n
k
cn
fk
fk mf k s
GB 50011
0.05 c
JGJ 63 4.2.4
5%
JGJ 53
12mm 2.5
I
4.2.5
4.3.1 1
2 1499 GB 13014
3 4 4.3.2
HRB 335
HPB 235 Q235
HRB 400 RRB 400
GB
GB 13013
GB 50010
1
Q235 3
Q345 16Mn
Q235
Q235-B
2
GB/T 700
3.2.3
3.2.3 95%
3.2.3
k
0.05 k
0.05 k
n
n
c 0.99 c 0.95 c 0.90 c 0.75
c 0.99 c 0.95 c 0.90 c 0.75
4
5.145 3.957 2.680 15 3.102 2.566 2.329 1.991
5
4.202 3.400 2.463 20 2.807 2.396 2.208 1.933
GB/T 2568 GB/T 2570
F
l l
4.5.10 50
4.5.11
25 35 8h
5%
GB 50344
0 +2
4.6.1
4.6.1
4.6.1
MPa MPa MPa MPa
MPa
1 2 3
4.6.2
4.5.3 2 4.5.3 3
10
GB/T 7124
GB/T 2568 GB/T 2568 GB/T 2569
20 PH
20
CL
4.7.3
1.13 10~12 25mPa s >15%
<200g/L
4.7.3
90%* 0~250mv
60 150 A
JTJ 275-2000 YB/T 9231-1998 YB/T 9231-1998
YB 9222
150d R
80%
*
4.7.5
2.1.14
effective cross-section area
2.1.15 structure or its member
design working life for strengthening of existing
2.2.1 Eso
Es Ea Esp Ef fco fyo f yo fy f y fa fa fsp f sp ff ff,v fbd fud
GB50367
[1999]308
55
610081 http://www.astcc.com/
1.0.1 1.0.2 1.0.3
GB50011 1.0.4
GB50144 GB50023
GB50292
2.1.1
strengthening of existing structures
2.1.2 2.1.3 2.1.4 2.1.5
6 5.409 3.707 3.092 2.336 25 2.632 2.292 2.132 1.895
7 4.730 3.399 2.894 2.250 30 2.516 2.220 2.080 1.869
10 3.739 2.911 2.568 2.103 50 2.296 2.065 1.965 1.811
existing structure member important structure member general structure member structure member strengthenting with R.C
2.1.6 frame
structure member strengthening with externally bonded steel
640
5%
14
10
8
12
4.8
fstk 400MPa fyk / fstk 0.8
4.3.5 2
A1 A2 A4 A5
4.3.6 1 2 GB 5118 3
4 GB 50017
50
M mm
39
fuk(MPa)
500
fyk fs,0.2k(MPa)
210
mm
0.6d
GB/T 3098.6-2000
70 24
GB/T 2570
99%
GB/T 14683
4.6.2
4.6.2
MPa MPa MPa
4.5.3
5 40 10 MPa 2.5
G GB/T 2569
H F
4.7.1 4.7.2
4.7.2
4.7.2
PH 20
4.7.3
0.88g/ml 10~11
0.95mPa s 98.9% 0.3%
<400g/L
2.1.7 reinforced materials
structure member strengthening with externally bonded
-
2.1.8
compression member confined by reinforcing wire
2.1.9 prestressing
f fe
2.2.2 N M V
Mok • •s • •so • •a
fo
2.2.3 ho ho1 hw hn
hsp hf hef
Aso Aso As As
Afe Acor Asp Asp Aa Aa
ls ld ll D Wet 2.2.4 • •1
• •c • •1 • •c • •s • •a • •sp
3.2.4
1
n 1.2
3.3.1 3.3.2
1
2
3
4
5
6
n
2
n 1.5
7
-
3.3.3 1
60 2
3.3.4 1
2
3
4.1.1
42.5
1 2
4.1.2 GB 175 GB 1344
4.1.3
32.5
42.5
GB 199
4.2.1 C20
4.2.2 1
20mm 10mm
2
JGJ 52 4.2.3