2 2-1 2.65g/cm32.61g/cm31680 kg/m3 P P [] , 0

2-2 2900g2550g24011553mm50g18.62 cm3

[]

2-3 174178165MPa

0.930.85[]

2-4 :

2-5 a. >90 b. .90c.0: b:>90[] 90>90

4 4-1

12 34[] Ca(OH)2Ca(OH)2

4-2:

[]

4-3

[] CaOH2

4-4. aSO4H2O

, , , , []

4-5 1 2

3 21%4 , .[].

4-6 MgCO3

MgO3.2800900kg/m375mm15mm [] MgO4060Pa

4-7

CO2

Na2SiF6

SiO2[]

4-8 Na2OnSiO2 nSiO2mH2O Na2OnSiO2

5 5-1

d

%

3S

C2S

C3

4AF

56

17

12

15

42

35

7

16

[] 3S C3 C2S

3S

C2S

C3

4AF

28d

5-2. []

5-3 28d[] GB175-19990.08 mm0.08 mm10%

5-4.1 2 CaOH2

1.5[] 5.0

5-5.~4[]

5-6.:3SC33SC3

[] C33S

5-7.:CaOH2CaOH2

[] 1CaOH2C3AH62

5-8 CaOH2C3AH6C3AS3H311.5

C3AH6C3AS3H31

[] CaOH2C3AH6C3AS3H311.5

5-9 SiO2Al2O3CaOH2CaOH2

[]

5-10 1CaOH2SiO2Al2O3

23

4CaOH2C3AH6CaOH2

[] SiO2Al2O3

5-11.

kN

kN

3d

28d

3d

28d

1.25

2.90

23

75

29

71

1.60

3.05

29

70

28

68

1.50

2.75

26

69

27

70

1

3d

(>10%)

1.25

3d

_1057418541.unknown

_1057481335.unknown

_1057481339.unknown

_1057418880.unknown

_1057418465.unknown

28d

28d

_1057479215.unknown

_1057481559.unknown

2

3d

>10%

23

3d

_1057477674.unknown

_1057477840.unknown

_1057481256.unknown

_1057477691.unknown

_1057418880.unknown

28d

28d

_1057481183.unknown

_1057481252.unknown

MPa

MPa

3d

28d

3d

28d

17.4

44.1

3.6

6.8

(GB175-1999)42.5

[] 0.1MPa30.1MPa10

6 6-1

6-2[] 95%

6-3

[]

6-4

6-5. 2030

[]

6-500g

mm

5.0

2.5

1.25

0.63

0.315

0.16

()

5

100

150

145

80

20

g

5.0

5

a1=5/500=1

A1=a1=1

2.5

100

a2=100/500=20

A2=A1+ a2=21

1.25

150

a3=150/500=30

A3=A2+ a3=51

0.63

145

a4=145/500=29

A4=A3+ a4=80

0.315

80

a5=80/500=16

A5=A4+ a5=96

0.16

20

a6=20/500=4

A6=A5+ a6=100

4-1 [] x3.73.1x3.02.3x2.21.6x1.50.7

_1059632704.unknown

_1059632741.unknown

6-7 170 kg40mm

14341250mm[]

6-8

[]

6-9

[]

6-10. 0.65

[]

6-11

[]

6-12. SO42 2400g2810C 15000gL[]

6-13

[]

6-14

[]

6-15

3

[]

6-16

[]

6-17

[]

6-181 2

345

[] WC

6-19 4

56[] 100MPaSiO2SiO2, SiO2Ca(OH)2

6-20 306 286 2703.0a100mm

[]100mm0.9595%95%t1.645

C20

_1059831621.unknown

_1059831823.unknown

_1059831341.unknown

4-2110cm10cm10cm 7d140kN135kN 140kN, 28d 7

22.4Pa

_1059845074.unknown

_1059845145.unknown

_1059845227.unknown

_1059845050.unknown

[]

fnMPa

f2828dMPa

_1059845476.unknown

6-22.

[]

6-23II

IIIIV

[]

6-242025

100175203

[]

6-25

[]

6-26

35[]

6-2712.613

[]

6-28 305MPa 42.5=3.10/cm1.08 os=2.60cm 530mm og=2.65/cm3 2 1

(1)fcu,0

fcu,0= fcu,k + 1.645= 30 + 1.6455 =38.2 MPa

(2)W/C

fce = c

fce,k = 1.08 42.5=45.9MPa

4-8, 0.650.53

_1059981935.unknown

_1059983732.unknown

3mw0

6-630,1m3185kg

(4) mc0

6-6260 mc0 3493

_1060067921.unknown

66 /3JGJ55-2000

()

()

10

20

31.5

40

16

20

31.5

40

()

10~30

190

170

160

150

200

185

175

165

30~50

200

180

170

160

210

195

185

175

50~70

210

190

180

170

220

205

195

185

70~90

215

195

185

175

230

215

205

195

68 JGJ552000

1.

0.65

0.60

200

260

300

2.

0.70

0.60

0.60

225

280

300

0.55

0.55

0.55

250

280

300

0.50

0.50

0.50

300

300

300

5s67400.5332%~37%s=

6-7 %JGJ55-2000

()

()

10

20

40

16

20

40

0.40

26~32

25~31

24~30

30~35

29~34

27~32

0.50

30~35

29~34

28~33

33~38

32~37

30~35

0.60

33~38

32~37

31~36

36~41

35~40

33~38

0.70

36~41

35~40

34~39

39~44

38~43

36~41

s0g0

mc0=349mw0=185

s0=641

g0=1192

_1060154315.unknown

_1060154720.unknown

7

m3 349 1856411192

=1.84 3.420.53

2

1

mc = mc0=349

s = s01+3%=6411+3%=660

g = g01+1%=11921+1%=1204

w= mw0s03%g01%=1856413%11921%=154

[]

6-293.151.896.24, 12.482450m3 C:S:G:W=3.15:6.24:12.48:1.89 =1:1.98:3.96:0.60

2450C+S+G+W=2450 C+1.98C+3.96C+0.60C=7.54C=2450m3 C=325 S=1.98C=644 G=3.96C=1287 kg W=0.6C=195 kg[]

6-30

[]

6-31SiO2Al2O3CaOH2

[] 28

6-32

[]

6-33

[]

6-34 108010032.5MPa1450kgm32%100mmM10=2.5 MPa5-3 fm0=f2 + 0.645=10+0.6452.5=11.6 MPa

A=3.03B=15.09

Qc = 100011.6+15.09/ 3.0332.5 = 271 kg/m3

D QA= 330

DQc = 330271 = 59 kg/m3

_1060521320.unknown

100 mm 1200.97 59 0.97 = 57 kg/m3 Qs= 10= 1450 0.02 = 1479 kg/m3 300 kg/m3 =271571479300[] = 10.215.46 300 kg/m3

6-35

[]

6-36

12.50.500.608032.5[]

6-37

[] 42.5=112151.52.0 0.0670.074 WmK=11580.0760.105 WmK

7 -1 Fe2O3Fe2O3(FeO)

[] Fe2O3(FeO)

-2.

[]510120002mm10 mm 10 mm15

-3

[]

-4 1014.221.19.522.913.318.818.218.219.819.8MPa10

S

fi

S= 4.05 MPa

=0.230.21

fmin=9.57.5

63 MU10

_1060699187.unknown

_1060853152.unknown

_1060699077.unknown

[] 0.2110 fk

73MPa

0.21

0.21

fk

fmin

30

30.0

22.0

25.0

25

25.0

18.0

22.0

20

20.0

14.0

16.0

15

15.0

10.0

12.0

10

10.0

6.5

7.5

_1060698101.unknown

-5

[]

-6. 1

[]

(

8 8-1 0.25 0.250.600.60

5.0 5.0%10.0%10.0% []

8-2 sbsssb

s[]

8-3 a

[

8-4

[]

8-50.8C0.8C0.8

8-6Q235AFQ235Q/mm2(ABCD)(FBZTZ)

Q235AFQ235D235Q235DQ235AF, Q235DQ235AF Q235AFQ235D[] 195Q215Q235Q255Q275

8-7IIVIIV235II III IV,

[] II III IV, HRBHRB335 HRB400HRB500

8-8 15201002002

[]

8-10 42.442.8kN; 62.0kN63.4kN126070.671.4mm,

1.

s =(394+375)2 = 385 N/mm2

_1061624560.unknown

_1061624575.unknown

b =(548+561)2 = 555 N/mm2

=(17.7+19.0)2 =18.4%

_1061624822.unknown

_1061624980.unknown

_1061625211.unknown

_1061624683.unknown

s1s2 335 N/mm2, b1b2 490 N/mm2, 16%II2. s/b = 385/555 =0.69II0.65~0.75

9 9-16123

156[]

9-2602012.8%49.4

= 49.4[1+0.0512.8-12]= 49.6 MPa

_1061798626.unknown

10 10-110.71.0cm3170

()60010001.01.1gcm3

10001 gcm3

10-2 1

10-3 []

10-4

[]

10-5 1.1

[]

10-6

10-7 m

[]

10- 8 70%90%1030100110

218

10-9

[]

10-10

[]