Kích thước (mm)

Khối lượng(kg/m)

Độ dày thành ống (mm)

0.6

0.7

0.8

0.9

1.0

1.1

1.2

1.4

1.5

1.7

1.8

2.0

2.3

2.5

2.8

3.0

12

0.223

0.260

0.296

0.333

0.369

0.405

0.441

14

0.261

0.304

0.347

0.389

0.432

0.474

0.516

0.600.

0.642

15

0.280

0.326

0.372

0.418

0.463

0.509

0.554

0.644

0.689

16

0.299

0.348

0.397

0.446

0.495

0.543

0.592

0.688

0.736

19

0.355

0.414

0.472

0.531

0.589

0.647

0.705

0.820

0.877

0.992

1.048

20

0.374

0.436

0.497

0.559

0.620

0.681

0.742

0.864

0.924

1.045

1.105

25

0.468

0.546

0.623

0.700

0.777

0.854

0.931

1.084

1.160

1.312

1.388

1.539

30

0.562

0.656

0.749

0.841

0.934

1.027

1.119

1.303

1.395

1.579

1.670

1.853

38

0.831

0.950

1.068

1.185

1.303

1.421

1.655

1.772

2.006

2.122

2.355

40

0.875

1.000

1.124

1.248

1.372

1.496

1.743

1.866

2.113

2.235

2.481

50

1.251

1.407

1.562

1.718

1.873

2.183

2.337

2.646

2.801

3.109

3.569

3.876

4.334

4.639

60

1.689

1.876

2.063

2.249

2.622

2.808

3.180

3.366

3.737

4.292

4.661

5.214

5.581

75

2.113

2.347

2.581

2.815

3.282

3.515

3.981

4.214

4.679

5.375

5.838

6.532

6.994

80

2.504

2.754

3.003

3.501

3.750

4.248

4.496

4.993

5.736

6.231

6.972

7.465

90

3.099

3.380

3.941

4.221

4.782

5.061

5.612

6.458

7.016

7.851

8.407