名称

尺寸

理论重量

kg/m

截面面积

cm²

重心

cm

惯性矩

cm⁴

回转半径

cm

截面模数

cm³

B×b×t

B

b

t

Y₀

X₀

I_x

I_y

I_u

I_v

r_x

r_y

r_u

r_v

W_xmax

W_xmin

W_Ymax

W_Ymin

25×15×2.0

25×15×2.5

25×15×3.0

25

15

2.0

2.5

3.0

0.566

0.688

0.803

0.721

0.877

1.023

0.897

0.926

0.956

0.370

0.392

0.414

0.463

0.553

0.633

0.131

0.156

0.178

0.524

0.627

0.718

0.070

0.082

0.093

0.801

0.794

0.786

0.426

0.422

0.417

0.852

0.845

0.837

0.312

0.306

0.302

0.516

0.597

0.662

0.289

0.351

0.410

0.354

0.398

0.431

0.116

0.141

0.164

30×20×2.0

30×20×2.5

30×20×3.0

30

20

2.0

2.5

3.0

0.723

0.885

1.039

0.921

1.127

1.323

1.011

1.040

1.068

0.490

0.513

0.536

0.860

1.038

1.201

0.318

0.382

0.441

1.014

1.226

1.421

0.164

0.193

0.220

0.966

0.959

0.952

0.587

0.582

0.577

1.049

1.042

1.036

0.421

0.414

0.408

0.850

0.998

1.123

0.432

0.529

0.621

0.648

0.744

0.823

0.210

0.257

0.301

35×20×2.0

30×20×2.5

35×20×3.0

35

2.0

2.5

3.0

0.802

0.983

1.156

1.021

1.252

1.473

1.230

1.260

1.290.

0.452

0.474

0.496

1.314

1.590

1.845

0.332

0.400

0.462

1.461

1.769

2.055

0.185

0.220

0.252

1.134

1.126

1.118

0.570

0.565

0.560

1.195

1.188

1.181

0.426

0.419

0.413

1.068

1.261

1.429

0.579

0.710

0.835

0.734

0.842

0.931

0.214

0.262

0.307

40×25×2.5

40×25×3.0

40

25

2.5

3.0

1.179

1.392

1.502

1.773

1.373

1.402

0.593

0.615

2.510

2.929

0.791

0.921

2.878

3.364

0.423

0.486

1.292

1.285

0.725

0.720

1.384

1.377

0.530

0.523

1.827

2.089

0.955

1.127

1.333

1.405

0.415

0.488

50×30×2.5

50×30×3.0

50×30×4.0

50

30

2.5

3.0

4.0

1.473

1.745

2.266

1.877

2.223

2.886

1.706

1.735

1.794

0.674

0.696

0.741

4.962

5.822

7.419

1.419

1.660

2.104

5.597

6.576

8.395

0.783

0.907

1.128

1.625

1.618

1.603

0.869

0.864

0.853

1.726

1.719

1.705

0.645

0.638

0.625

2.907

3.354

4.134

1.506

1.783

2.314

2.103

2.382

2.838

0.610

0.720

0.931

60×40×2.5

60×40×3.0

60×40×4.0

60

40

2.5

3.0

4.0

1.866

2.216

2.894

2.377

2.823

3.686

1.939

1.967

2.023

0.913

0.936

0.981

9.078

10.704

13.774

3.376

3.972

5.091

10.665

12.590

16.239

1.790

2.085

2.625

1.945

1.946

1.932

1.191

1.186

1.175

2.117

2.111

2.098

0.867

0.859

0.843

4.682

5.441

6.807

2.235

2.654

3.463

3.694

4.241

5.184

1.094

1.296

1.686

70×40×3.0

70×40×4.0

70

3.0

4.0

2.452

3.208

3.123

4.086

2.402

2.461

0.861

0.905

16.301

21.038

4.142

5.317

18.092

23.381

2.351

2.973

2.284

2.268

1.151

1.140

2.406

2.391

0.867

0.853

6.785

8.546

3.545

4.635

4.810

5.872

1.319

1.718

80×50×3.0

80×50×4.0

80

50

3.0

4.0

2.923

3.836

3.723

4.886

2.631

2.688

1.096

1.141

25.450

33.025

8.086

10.449

29.092

37.810

4.444

5.664

2.614

2.599

1.473

1.462

2.795

2.781

1.092

1.076

9.670

12.281

4.740

6.218

7.371

9.151

2.071

2.708

100×60×3.0

100×60×4.0

100×60×5.0

100

60

3.0

4.0

5.0

3.629

4.778

5.895

4.623

6.086

7.510

3.297

3.354

3.412

1.259

1.304

1.349

49.787

64.939

79.365

14.347

18.640

22.707

56.038

73.177

89.566

8.096

10.402

12.536

3.281

3.266

3.251

1.761

1.749

1.738

3.481

3.467

3.453

1.323

1.307

1.291

15.100

19.356

23.263

7.427

9.772

12.053

11.389

14.289

16.830

3.026

3.969

4.882

120×80×4.0

120×80×5.0

120×80×6.0

120

80

4.0

5.0

6.0

6.034

7.465

8.866

7.686

9.510

11.295

3.822

3.878

3.934

1.782

1.827

1.873

118.259

145.259

171.269

44.089

54.023

63.552

138.750

170.642

201.446

23.598

28.640

33.375

3.922

3.908

3.893

2.394

2.383

2.372

4.248

4.235

4.223

1.752

1.735

1.718

30.940

37.456

43.533

14.460

17.884

21.234

24.737

29.557

33.928

7.090

8.752

10.372