型号

尺  寸/mm

截面面积

/em2

理论质量/(kg/m)

参考数值

X-X

Y-Y

h

b

d

t

r

r1

1x/cm4

Wx/cm3

ix/cm

Ix:Sx

Iy/cm4

Wy/cm3

iy/cm

10

100

68

4.5

7.6

6.5

3.4

14.345

11.261

245

49

4.14

8.59

33.0

9.72

1.52

12.6

126

74

5.0

8.4

7.0

3.5

18.118

14.223

488

77.5

5.20

10.8

46.9

12.7

1.61

14

140

80

5.5

9.1

7.5

3.8

21.516

16.890

712

102

5.76

12.0

64.4

16.1

1.73

16

160

88

6.0

9.9

8.0

4.0

26.131

20.513

1130

141

6.58

13.8

93.1

21.2

1.89

18

180

94

6.5

10.7

8.5

4.3

30.756

24.143

1660

185

7.36

15.4

122

26.0

2.00

20a

200

100

7.0

11.4

9.0

4.5

35.578

27.929

2370

237

8.15

17.2

158

31.5

2.12

20b

200

102

9.0

11.4

9.0

4.5

39.578

31.069

2500

250

7.96

16.9

169

33.1

2.06

22a

220

110

7.5

12.3

9.5

4.8

42.128

33.070

3400

309

8.99

18.9

225

40.9

2.31

22b

220

112

9.5

12.3

9.5

4.8

46.528

36.524

3570

325

8.78

18.7

239

42.7

2.27

25a

250

116

8.0

13.0

10.0

5.0

48.541

38.105

5020

402

10.2

21.6

280

48.3

2.40

25b

250

118

10.0

13.0

10.0

5.0

53.541

42.030

5280

423

9.94

21.3

309

52.4

2.40

28a

280

122

8.5

13.7

10.5

5.3

55.404

43.492

7110

508

11.3

24.6

345

56.6

2.50

28b

280

124

10.5

13.7

10.5

5.3

61.004

47.888

7480

534

11.1

24.2

379

61.2

2.49

32a

320

130

9.5

15.0

11.5

5.8

67.156

52.717

11100

692

12.8

27.5

460

70.8

2.62

32b

320

132

11.5

15.0

11.5

5.8

73.556

57.741

11600

726

12.6

27.1

502

76.0

2.61

32c

320

134

13.5

15.0

11.5

5.8

79.956

62.765

12200

760

12.3

26.8

544

81.2

2.61

型号

尺  寸/mm

截面面积

/em2

理论质量/(kg/m)

参考数值

X-X

Y-Y

h

b

d

t

r

r1

1x/cm4

Wx/cm3

ix/cm

Ix:Sx

Iy/cm4

Wy/cm3

iy/cm

36a

360

136

10.0

15.8

12.0

6.0

76.480

60.037

15800

875

14.4

30.7

552

81.2

2.69

36b

360

138

12.0

15.8

12.0

6.0

83.680

65.689

16500

919

14.1

30.3

582

84.3

2.64

36c

360

140

14.0

15.8

12.0

6.0

90.880

71.341

17300

962

13.8

29.9

612

87.4

2.60

40a

400

142

10.5

16.5

12.5

6.3

86.112

67.598

21700

1090

15.9

34.1

660

93.2

2.77

40b

400

144

12.5

16.5

12.5

6.3

94.112

73.878

22800

1140

15.6

33.6

692

96.2

2.71

40c

400

146

14.5

16.5

12.5

6.3

102.112

80.158

23900

1190

15.2

33.2

727

99.6

2.65

45a

450

150

11.5

18.0

13.5

6.8

102.446

80.420

22200

1430

17.7

38.6

855

114

2.89

45b

450

152

13.5

18.0

13.5

6_8

111.446

87.485

33800

1500

17.4

38.0

894

118

2.84

45c

450

154

15.5

18.0

13.5

6.8

120.446

94.550

35300

1570

17.1

37.6

938

122

2.79

50a

500

158

12.0

20.0

14.0

7.0

119,304

93.654

46500

1860

19.7

42.8

1120

142

3.07

50b

500

160

14.0

20.0

14.0

7.0

129.304

101.504

48600

1940

19.4

42.4

1170

146

3.01

50c

500

162

16.0

20.0

14.0

7.0

139.304

109.354

50600

2080

19.0

41.8

1220

151

2.96

56a

560

166

12.5

21.0

14.5

7.3

135.435

106.316

65600

2340

22.0

47.7

1370

165

3.18

56b

560

168

14.5

21.0

14.5

7.3

146.635

115.108

68500

2450

21.6

47.2

1490

174

3.16

56c

560

170

16.5

21.0

14.5

7.3

157.835

123.900

71400

2550

21.3

46.7

1560

183

3.16

63a

630

176

13.0

22.0

15.0

7.5

154.658

121.407

93900

2980

24.5

54.2

1700

193

3.31

63b

630

178

15.0

22.0

15.0

7.5

167.258

131.298

98100

3160

24.2

53.5

1810

204

3.29

63c

630

180

17.0

22.0

15.0

7.5

179.858

141.189

102000

3300

23.8

52.9

1920

214

3.27

12^①

120

74

5.0

8.4

7.0

3.5

17.818

13.987

436

72.7

4.95

10.3

46.9

12.7

1.62

24a^①

240

116

8.0

13.0

10.0

5.0

47.741

37.477

4570

381

9.77

20.7

280

48.4

2.42

24b①

240

118

10.0

13.0

10.0

5.0

52.541

41.245

4800

400

9.57

20.4

297

50.4

2.38

27a①

270

122

8.5

13.7

10.5

5.3

54.554

42.825

6550

485

10.9

23.8

345

56.6

2.51

27b①

270

124

10.5

13.7

10.5

5.3

59.954

47.064

6870

509

10.7

22.9

366

58.9

2.47

30a①

300

126

9.0

14.4

11.0

5.5

61.254

48.084

8950

597

12.1

25.7

400

63.5

2.55

30b①

300

128

11.0

14.4

11.0

5.5

67.254

52.794

9400

627

11.8

25.4

422

65.9

2.50

30c①

300

130

13.0

14.4

11.0

5.5

73.254

57.504

9850

657

11.6

25.0

445

68.5

2.46

55a①

550

168

12.5

21.0

14.5

7.3

134.185

105.335

62900

2290

21.6

46.9

1370

164

3.19

55b①

550

168

14.5

21.0

14.5

7.3

145.185

113.970

65600

2390

21.2

46.4

1420

170

3.14

55c①

550

170

16.5

21.0

14.5

7.3

156.185

122.605

68400

2490

20.9

45.8

1480

175

3.08

型  号

8、10、12、12.6、14

16、18

20、22、24、25、27、28、30

32、36

40

45、50、55、56、63

高度h

±2.0

±3.0

±4.0

腿宽b

±2.0

±2.5

±3.0

±3.5

±4.0

腰厚d

±0.5

±0.5

±0.7

±0.8

±0.9

弯腰挠度

不应超过0.15d

通常长度

5-19m

6-19m

型号

尺  寸/mm

截面面积

/em2

理论质量

/(kg/m)

参考数值

h

b

d

t

r

r1

X-X

y-y

Y1-Y1

z0/cm

Wx/cm3

1x/cm4

ix/cm

Wy/cm3

Iy/cm4

iy/cm

Iy/cm4

5

50

37

4.5

7.0

7.0

3.5

6.928

5.438

10.4

26.0

1.94

3.55

8.3

1.10

20.9

1.35

6.3

63

40

4.8

7.5

7.5

3.8

8.451

6.634

16.1

50.8

2.45

4.50

11.9

1.19

28.4

1.36

8

80

43

5.0

8.0

8.0

4.0

10.248

8.045

25.3

101

3.15

5.79

16.6

1.27

37.4

1.43

10

100

48

5.3

8.5

8.5

4.2

12.748

10.007

39.7

198

3.95

7.80

25.6

1.41

54.9

1.52

12.6

126

53

5.5

9.0

9.0

4.5

15.692

12.318

62.1

391

4.95

10.2

38.0

1.57

77.1

1.59

14a

140

58

6.0

9.5

9.5

4.8

18.516

14.535

80.5

564

5.52

13.0

53.2

1.70

107

1.71

14b

140

60

8.0

9.5

9.5

4.8

21.316

16.733

87.1

609

5.35

14.1

61.1

1.69

121

1.67

16a

160

63

6.5

10.0

10.0

5.0

21.962

17.240

108

866

6.28

16.3

73.3

1.83

144

1_80

16

160

65

8.5

10.0

10.0

5.0

25.162

19.752

117

935

6.10

17.6

83.4

1.82

161

1.75

18a

180

68

7.0

10.5

10.5

5.2

25.699

20.174

141

1270

7.04

20.0

98.6

1.96

190

1.88

18

180

70

9.0

10.5

10.5

5.2

29.299

23.000

152

1370

6.84

21.5

11

1.95

210

1.84

20a

200

73

7.0

11.0

11.0

5.5

28.837

22.637

178

1780

7.86

24.2

128

2.11

244

2.01

20

200

75

9.0

11.0

11.0

5.5

32.837

25.777

191

1910

7.64

25.9

144

2.09

268

1.95

22a

220

77

7.0

11.5

11.5

5.8

31.846

24.999

218

2390

8.67

28.2

158

2.23

298

2.10

型号

尺  寸/mm

截面面积

/em2

理论质量

/(kg/m)

参考数值

h

b

d

t

r

r1

X-X

y-y

Y1-Y1

z0/cm

Wx/cm3

1x/cm4

ix/cm

Wy/cm3

Iy/cm4

iy/cm

Iy/cm4

5

50

37

4.5

7.0

7.0

3.5

6.928

5.438

10.4

26.0

1.94

3.55

8.3

1.10

20.9

1.35

22

220

79

9.0

11.5

11.5

5.8

36.246

28.453

234

2570

8.42

30.1

176

2.21

326

2.03

25a

250

78

7.0

12.0

12.0

6.0

34.917

27.410

270

3370

9.82

30.6

176

2.24

322

2.07

25b

250

80

9.0

12.0

12.0

6.0

39.917

31.335

282

3530

9.41

32.7

196

2.22

353

1.98

25c

250

82

11.0

12.0

12.0

6.0

44.917

35.260

295

3690

9.07

35.9

218

2.21

384

1.92

28a

280

82

7.5

12.5

i2.5

6.2

40.034

31.427

340

4760

10.9

35.7

218

2.33

388

2.10

28b

280

84

9.5

12.5

12.5

6.2

45.634

35.823

366

5130

10.6

37.9

242

2.30

428

2.02

28c

280

86

11.5

12.5

12.5

6.2

51.234

40.219

393

5500

10.4

40.3

268

2.29

463

1.95

32a

320

88

8.0

14.0

14.0

7.0

48.513

38.083

475

7600

12.5

46.5

305

2.50

552

2.24

32b

320

90

10.0

14.0

14.0

7.0

54.913

43.107

509

8140

12.2

49.2

336

2.47

593

2.16

32e

320

92

12.0

14.0

14.0

7.0

61.313

48.131

543

8690

11.9

52.6

374

2.47

643

2.09