C型钢基本尺寸与主要参数国标 GB

名称

尺寸

惯性矩cm4

l回转半矩

截面模数cm4

h×b×c×t

h

b

c

t

lx

ly

rx

ry

wx

wy

80×40×15×2.5

80

40

15

2.5

41.39

9.326

3.117

1.479

10.35

6.432

100×50×20×2.5

100

50

20

2.5

84.93

19.89

3.925

1.899

16.99

10.73

120×50×20×2.5

120

50

20

2.5

130.7

21.26

4.633

1.880

21.78

12.44

140×50×20×2.5

140

50

20

2.5

188.5

22.42

5.380

1.885

26.93

74.12

140×60×20×2

140

60

20

2

219.848

25.733

5.345

1.828

31.406

7.532

150×50×20×2

150

50

20

2

370.766

39.975

5.713

1.874

49.435

23.678

150×60×20×2

150

60

20

2

357.227

70.223

5.974

2.671

46.830

28.327

160×60×20×3

160

60

20

3

339.955

41.99

6.182

2.172

42.49

22.74

160×70×20×3

160

70

20

3

376.9

61.27

6.300

2.540

47.11

27.48

180×60×20×2

180

60

20

2

449.695

43.611

6.881

2.143

49.966

10.235

180×60×20×3

180

60

20

3

449.6

43.61

6.881

2.143

49.97

25.07

180×70×20×2

180

70

20

2

496.693

63.712

7.074

2.512

55.188

13.019

180×70×20×3

180

70

20

3

496.6

63.71

7.014

2.512

55.19

30.25

200×60×20×2

200

60

20

2

573.425

45.014

7.569

2.112

57.842

10.342

200×60×20×3

200

60

20

3

578.4

45.04

7.569

2.112

57.84

27.38

200×70×20×2

200

70

20

2

636.643

65.883

7.715

2.481

63.644

73.167

200 ×70×20×3

200

70

20

3

636.6

65.88

7.715

2.481

63.66

32.99

220×70×20×2.5

220

70

20

2.5

743.5

68.75

7.755

2.657

66.45

31.98

250×75×20×2

250

75

20

2

898.495

70.309

9.753

3.156

69.879

25.674

250×75×20×2.5

250

75

20

2.5

989.871

72.706

9.189

3.275

71.190

29.846

300×40×15×3

300

40

15

3

1231

75.36

10.31

1.150

82.11

21.70

300×80×25×3

300

80

25

3

1125.377

85.605

10.273

3.852

79.560

32.421

380×110×30×4

380

110

30

4

1301.225

99.818

72.743

4.125

86.765

39.574

400×50×15×3

400

50

15

3

2837

28.89

13.67

1.378

147.9

36.88