热轧等边角钢(GB/T 706—2016)

b—— 边宽度； d—— 边厚度；r—— 内圆弧半径；

r1—— 边端内圆弧半径，r1＝1/3d；I—— 惯性矩；

i—— 惯性半径； W—— 截面系数；Z0—— 质心距离

型号

尺寸/mm

截面

面积

/cm2

理论质量

/kg·m-1

外表面积

/m2·m-1

参  考  数  值

b

d

r

X-X

X0-X0

Y0-Y0

X1-X1

Z0

IX

/cm4

iX

/cm

WX

/cm3

/cm

2

20

3

3.5

1.132

0.89

0.078

0.40

0.59

0.29

0.63

0.75

0.45

0.17

0.39

0.20

0.81

0.60

4

1.459

1.15

0.077

0.50

0.58

0.36

0.78

0.73

0.55

0.22

0.38

0.24

1.09

0.64

2.5

25

3

1.432

1.12

0.098

0.82

0.76

0.46

1.29

0.95

0.73

0.34

0.49

0.33

1.57

0.73

4

1.859

1.46

0.097

1.03

0.74

0.59

1.62

0.93

0.92

0.43

0.48

0.40

2.11

0.76

3.0

30

3

4.5

1.749

1.37

0.117

1.46

0.91

0.68

2.31

1.15

1.09

0.61

0.59

0.51

2.71

0.85

4

2.276

1.79

0.117

1.84

0.90

0.87

2.92

1.13

1.37

0.77

0.58

0.62

3.63

0.89

3.6

36

3

2.109

1.66

0.141

2.58

1.11

0.99

4.09

1.39

1.61

1.07

0.71

0.76

4.68

1.00

4

2.756

2.16

0.141

3.29

1.09

1.28

5.22

1.38

2.05

1.37

0.70

0.93

6.25

1.04

5

3.382

2.65

0.141

3.95

1.08

1.56

6.24

1.36

2.45

1.65

0.70

1.09

7.84

1.07

4

40

3

5

2.359

1.85

0.157

3.59

1.23

1.23

5.69

1.55

2.01

1.49

0.79

0.96

6.41

1.09

4

3.086

2.42

0.157

4.60

1.22

1.60

7.29

1.54

2.58

1.91

0.79

1.19

8.56

1.13

5

3.791

2.98

0.156

5.53

1.21

1.96

8.76

1.52

3.10

2.30

0.78

1.39

10.74

1.17

4.5

45

3

2.659

2.09

0.177

5.17

1.40

1.58

8.20

1.76

2.58

2.14

0.90

1.24

9.12

1.22

4

3.486

2.74

0.177

6.65

1.38

2.05

10.56

1.74

3.32

2.75

0.89

1.54

12.18

1.26

5

4.292

3.37

0.176

8.04

1.37

2.51

12.74

1.72

4.00

3.33

0.88

1.81

15.25

1.30

6

5.076

3.99

0.176

9.33

1.36

2.95

14.76

1.70

4.64

3.89

0.88

2.06

18.36

1.33

5

50

3

5.5

2.971

2.33

0.197

7.18

1.55

1.96

11.37

1.96

3.22

2.98

1.00

1.57

12.50

1.34

4

3.897

3.06

0.197

9.26

1.54

2.56

14.70

1.94

4.16

3.82

0.99

1.96

16.69

1.38

5

4.803

3.77

0.196

11.21

1.53

3.13

17.79

1.92

5.03

4.64

0.98

2.31

20.90

1.42

6

5.688

4.46

0.196

13.05

1.52

3.68

20.68

1.91

5.85

5.42

0.98

2.63

25.14

1.46

5.6

56

3

6

3.343

2.62

0.221

10.19

1.75

2.48

16.14

2.20

4.08

4.24

1.13

2.02

17.56

1.48

4

4.39

3.45

0.220

13.18

1.73

3.24

20.92

2.18

5.28

5.46

1.11

2.52

23.43

1.53

5

5.415

4.25

0.220

16.02

1.72

3.97

25.42

2.17

6.42

6.61

1.10

2.98

29.33

1.57

6

6.42

5.04

0.220

18.69

1.71

4.68

29.66

2.15

7.49

7.73

1.10

3.40

35.26

1.61

7

7.404

5.81

0.219

21.23

1.69

5.36

33.63

2.13

8.49

8.82

1.09

3.80

41.23

1.64

8

8.367

6.57

0.219

23.63

1.68

6.03

37.37

2.11

9.44

9.89

1.09

4.16

47.24

1.68

6

60

5

6.5

5.829

4.58

0.236

19.89

1.85

4.59

31.57

2.33

7.44

8.21

1.19

3.48

36.05

1.67

6

6.914

5.43

0.235

23.25

1.83

5.41

36.89

2.31

8.70

9.60

1.18

3.98

43.33

1.70

7

7.977

6.26

0.235

26.44

1.82

6.21

41.92

2.29

9.88

10.96

1.17

4.45

50.65

1.74

8

9.02

7.08

0.235

29.47

1.81

6.98

46.66

2.27

11.00

12.28

1.17

4.88

58.02

1.78

6.3

63

4

7

4.978

3.91

0.248

19.03

1.96

4.13

30.17

2.46

6.78

7.89

1.26

3.29

33.35

1.70

5

6.143

4.82

0.248

23.17

1.94

5.08

36.77

2.45

8.25

9.57

1.25

3.90

41.73

1.74

6

7.288

5.72

0.247

27.12

1.93

6.00

43.03

2.43

9.66

11.20

1.24

4.46

50.14

1.78

7

8.412

6.60

0.247

30.87

1.92

6.88

48.96

2.41

10.99

12.79

1.23

4.98

58.60

1.82

8

9.515

7.47

0.247

34.46

1.90

7.75

54.56

2.40

12.25

14.33

1.23

5.47

67.11

1.85

10

11.657

9.15

0.246

41.09

1.88

9.39

64.85

2.36

14.56

17.33

1.22

6.36

84.31

1.93

7

70

4

8

5.570

4.37

0.275

26.39

2.18

5.14

41.80

2.74

8.44

10.99

1.40

4.17

45.74

1.86

5

6.875

5.40

0.275

32.21

2.16

6.32

51.08

2.73

10.32

13.34

1.39

4.95

57.21

1.91

6

8.160

6.41

0.275

37.77

2.15

7.48

59.93

2.71

12.11

15.61

1.38

5.67

68.73

1.95

7

9.424

7.40

0.275

43.09

2.14

8.59

68.35

2.69

13.81

17.82

1.38

6.34

80.29

1.99

8

10.67

8.37

0.274

48.17

2.12

9.68

76.37

2.68

15.43

19.98

1.37

6.98

91.92

2.03

7.5

75

5

9

7.412

5.82

0.295

39.97

2.33

7.32

63.30

2.92

11.94

16.63

1.50

5.77

70.56

2.04

6

8.797

6.91

0.294

46.95

2.31

8.64

74.38

2.90

14.02

19.51

1.49

6.67

84.55

2.07

7

10.16

7.98

0.294

53.57

2.30

9.93

84.96

2.89

16.02

22.18

1.48

7.44

98.71

2.11

8

11.50

9.03

0.294

59.96

2.28

11.20

95.07

2.88

17.93

24.86

1.47

8.19

112.97

2.15

9

12.83

10.1

0.294

66.10

2.27

12.43

104.71

2.86

19.75

27.48

1.46

8.89

127.30

2.18

10

14.13

11.1

0.293

71.98

2.26

13.64

113.92

2.84

21.48

30.05

1.46

9.56

141.71

2.22

8

80

5

7.912

6.21

0.315

48.79

2.48

8.34

77.33

3.13

13.67

20.25

1.60

6.66

85.36

2.15

6

9.397

7.38

0.314

57.35

2.47

9.87

90.98

3.11

16.08

23.72

1.59

7.65

102.50

2.19

7

10.86

8.53

0.314

65.58

2.46

11.37

104.07

3.10

18.40

27.09

1.58

8.58

119.70

2.23

8

12.30

9.66

0.314

73.49

2.44

12.83

116.60

3.08

20.61

30.39

1.57

9.46

136.97

2.27

9

13.73

10.8

0.314

81.11

2.43

14.25

128.60

3.06

22.73

33.61

1.56

10.29

154.31

2.31

10

15.13

11.9

0.313

88.43

2.42

15.64

140.09

3.04

24.76

36.77

1.56

11.08

171.74

2.35

9

90

6

10

10.64

8.35

0.354

82.77

2.79

12.61

131.26

3.51

20.63

34.28

1.80

9.95

145.87

2.44

7

12.30

9.66

0.354

94.83

2.78

14.54

150.47

3.50

23.64

39.18

1.78

11.19

170.30

2.48

8

13.94

10.9

0.353

106.47

2.76

16.42

168.97

3.48

26.55

43.97

1.78

12.35

194.80

2.52

9

15.57

12.2

0.353

117.72

2.75

18.27

186.77

3.46

29.35

48.66

1.77

13.46

219.39

2.56

10

17.17

13.5

0.353

128.58

2.74

20.07

203.90

3.45

32.04

53.26

1.76

14.52

244.07

2.59

12

20.31

15.9

0.352

149.22

2.71

23.57

236.21

3.41

37.12

62.22

1.75

16.49

293.76

2.67

10

100

6

12

11.93

9.37

0.393

114.95

3.10

15.68

181.98

3.90

25.74

47.92

2.00

12.69

200.07

2.67

7

13.80

10.8

0.393

131.86

3.09

18.10

208.97

3.89

29.55

54.74

1.99

14.26

233.54

2.71

8

15.64

12.3

0.393

148.24

3.08

20.47

235.07

3.88

33.24

61.41

1.98

15.75

267.09

2.76

9

17.46

13.7

0.392

164.12

3.07

22.79

260.30

3.86

36.81

67.95

1.97

17.18

300.73

2.80

10

19.26

15.1

0.392

179.51

3.05

25.06

284.68

3.84

40.26

74.35

1.96

18.54

334.48

2.84

12

22.80

17.9

0.391

208.90

3.03

29.48

330.95

3.81

46.80

86.84

1.95

21.08

402.34

2.91

14

26.26

20.6

0.391

236.53

3.00

33.73

374.06

3.77

52.90

99.00

1.94

23.44

470.75

2.99

16

29.63

23.3

0.390

262.53

2.98

37.82

414.16

3.74

58.57

110.89

1.94

25.63

539.80

3.06

11

110

7

15.20

11.9

0.433

177.16

3.41

22.05

280.94

4.30

36.12

73.38

2.20

17.51

310.64

2.96

8

17.24

13.5

0.433

199.46

3.40

24.95

316.49

4.28

40.69

82.42

2.19

19.39

355.20

3.01

10

21.26

16.7

0.432

242.19

3.38

30.60

384.39

4.25

49.42

99.98

2.17

22.91

444.65

3.09

12

25.20

19.8

0.431

282.55

3.35

36.05

448.17

4.22

57.62

116.93

2.15

26.15

534.60

3.16

14

29.06

22.8

0.431

320.71

3.32

41.31

508.01

4.18

65.31

133.40

2.14

29.14

625.16

3.24

12.5

125

8

14

19.75

15.5

0.492

297.03

3.88

32.52

470.89

4.88

53.28

123.16

2.50

25.86

521.01

3.37

10

24.37

19.1

0.491

361.67

3.85

39.97

573.89

4.85

64.93

149.46

2.48

30.62

651.93

3.45

12

28.91

22.7

0.491

423.16

3.83

41.17

671.44

4.82

75.96

174.88

2.46

35.03

783.42

3.53

14

33.37

26.2

0.490

481.65

3.80

54.16

763.73

4.78

86.41

199.57

2.45

39.13

915.61

3.61

16

37.74

29.6

0.489

537.31

3.77

60.93

850.98

4.75

96.28

223.65

2.43

42.96

1048.62

3.68

14

140

10

27.37

21.5

0.551

514.65

4.34

50.58

817.27

5.46

82.56

212.04

2.78

39.20

915.11

3.82

12

32.51

25.5

0.551

603.68

4.31

59.80

958.79

5.43

96.85

248.57

2.76

45.02

1099.28

3.90

14

37.57

29.5

0.550

688.81

4.28

68.75

1093.56

5.40

110.47

284.06

2.75

50.45

1284.22

3.98

16

42.54

33.4

0.549

770.24

4.26

77.46

1221.81

5.36

123.42

318.67

2.74

55.55

1470.07

4.06

15

150

8

23.75

18.6

0.592

521.37

4.69

47.36

827.49

5.90

78.02

215.25

3.01

38.14

899.55

3.99

10

29.37

23.1

0.591

637.50

4.66

58.35

1012.79

5.87

95.49

262.21

2.99

45.51

1125.09

4.08

12

34.91

27.4

0.591

748.85

4.63

69.04

1189.97

5.84

112.19

307.73

2.97

52.38

1351.26

4.15

14

40.37

31.7

0.590

855.64

4.60

79.45

1359.30

5.80

128.16

351.98

2.95

58.83

1578.25

4.23

15

43.06

33.8

0.590

907.39

4.59

84.56

1441.09

5.78

135.87

373.69

2.95

61.90

1692.10

4.27

16

45.74

35.9

0.589

958.08

4.58

89.59

1521.02

5.77

143.40

395.14

2.94

64.89

1806.21

4.31

16

160

10

16

31.50

24.7

0.630

779.53

4.98

66.70

1237.30

6.27

109.36

321.76

3.20

52.76

1365.33

4.31

12

37.44

29.4

0.630

916.58

4.95

78.98

1455.68

6.24

128.67

377.49

3.18

60.74

1639.57

4.39

14

43.30

34.0

0.629

1048.36

4.92

90.95

1665.02

6.20

147.17

431.70

3.16

68.24

1914.68

4.47

16

49.07

38.5

0.629

1175.08

4.89

102.63

1865.57

6.17

164.89

484.59

3.14

75.31

2190.82

4.55

18

180

12

42.24

33.2

0.710

1321.35

5.59

100.62

2100.10

7.05

165.00

542.61

3.58

78.41

2332.80

4.89

14

48.90

38.4

0.709

1514.48

5.56

116.25

2407.42

7.02

189.14

621.53

3.56

88.38

2723.48

4.97

16

55.47

43.5

0.709

1700.99

5.54

131.13

2708.37

6.98

212.40

698.60

3.55

97.83

3115.29

5.05

18

61.96

48.6

0.708

1875.12

5.50

145.64

2988.24

6.94

234.78

762.01

3.51

105.14

3502.43

5.13

20

200

14

18

54.64

42.9

0.788

2103.55

6.20

144.70

3343.26

7.82

236.40

863.83

3.98

111.82

3734.10

5.46

16

62.01

48.7

0.788

2366.15

6.18

163.65

3760.89

7.79

265.93

971.41

3.96

123.96

4279.39

5.54

18

69.30

54.4

0.787

2620.64

6.15

182.22

4164.54

7.75

294.48

1076.74

3.94

135.52

4808.13

5.62

20

76.51

60.1

0.787

2867.30

6.12

200.42

4554.55

7.72

322.06

1180.04

3.93

146.55

5347.51

5.69

24

90.66

71.2

0.785

3338.25

6.07

236.17

5294.97

7.64

374.41

1381.53

3.90

166.65

6457.16

5.87

22

220

16

21

68.67

53.9

0.866

3187.36

6.81

199.55

5063.73

8.59

325.51

1310.99

4.37

153.81

5681.62

6.03

18

76.75

60.3

0.866

3534.30

6.79

222.37

5615.32

8.55

360.97

1453.27

4.35

168.29

6395.93

6.11

20

84.76

66.5

0.865

3871.49

6.76

244.77

6150.08

8.52

395.34

1592.90

4.34

182.16

7112.04

6.18

22

92.68

72.8

0.865

4199.23

6.73

266.78

6668.37

8.48

428.66

1730.10

4.32

195.45

7830.19

6.26

24

100.5

78.9

0.864

4517.83

6.70

288.39

7170.55

8.45

460.94

1865.11

4.31

208.21

8550.57

6.33

26

108.3

85.0

0.864

4827.58

6.68

309.62

7656.98

8.41

492.21

1998.17

4.30

220.49

9273.39

6.41

25

250

18

24

87.84

69.0

0.985

5268.22

7.74

290.12

8369.04

9.76

473.42

2167.41

4.97

224.03

9379.11

6.84

20

97.05

76.2

0.984

5779.34

7.72

319.66

9181.94

9.73

519.41

2376.74

4.95

242.85

10426.97

6.92

24

115.20

83.3

0.983

6763.93

7.66

377.34

10742.67

9.66

607.70

2785.19

4.92

278.38

12529.74

7.07

26

124.2

90.4

0.982

7238.08

7.63

405.50

11491.33

9.62

650.05

2984.84

4.90

295.19

13585.18

7.15

28

133.0

97.5

0.982

7700.60

7.61

433.22

12219.39

9.58

691.23

3181.81

4.89

311.42

14643.62

7.22

30

141.8

104

0.981

8151.80

7.58

460.51

12927.26

9.55

731.28

3376.34

4.88

327.12

15705.30

7.30

32

150.5

111

0.981

8592.01

7.56

487.39

13615.32

9.51

770.20

3568.71

4.87

342.33

16770.41

7.37

35

163.4

118

0.980

9232.44

7.52

526.97

14611.16

9.46

826.53

3853.72

4.86

364.30

18374.95

7.48

注：截面图中的r1＝1/3d及表中r的数据用于孔型设计，不做交货条件。