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外徑

／mm

大口徑直縫電焊鋼管壁  厚／mm

0.5

0.6

0.8

1.0

1.2

1.4

1.5

1.6

1.8

2.0

2.2

2.5

2.8

3.0

3.2

3.5

大口徑直縫電焊鋼管鋼管的理論質(zhì)量／(kg／m)

5

0.055

0.065

0.083

0.099

8

0.092

0.109

0.142

0.173

0.201

10

0.117

0.139

0.181

0.222

0.260

12

0.142

0.169

0.221

0.271

0.320

0.366

0.388

0.410

13

0.183

0.241

0.296

0.343

0.400

0.425

0.450

14

0.198

0.260

0.321

0.379

0.435

0.462

0.489

15

0.123

0.280

0.345

0.408

0.470

0.499

0.529

16

0.228

0.300

0.370

0.438

0.504

0.536

0.568

17

0.243

0.320

0.395

0.468

0.359

0.573

0.608

18

0.257

0.339

0.419

0.497

0.573

0.610

0.647

19

0.272

0.359

0,444

0.527

0.608

0.647

0.687

20

0.287

0.379

0.469

0.556

0.642

0.684

0.726

0.808

0.888

21

0.399

0.493

0.586

0.677

0.721

0.765

0.852

0.937

22

0.418

0.518

0.616

0.7U

0.758

0.805

0.897

0.986

1.074

25

0.477

0.592

0.704

0.815

0.869

0.923

1.030

1.134

1.237

1.387

28

0.537

0.666

0.793

0.918

0.980

1.0412

1.163

1.282

1.400

1.572

1.740

30

0.576

0.715

0.852

0.987

1.054

1.121

1.252

1.381

1.508

1.695

1.878

1.997

32

0.764

0.911

1.065

1.128

1.199

1.341

1.480

1.617

1.1819

2.016

2.145

34

0.814

0.971

1.125

1.202

1.278

1.429

1.578

1.725

1.942

2.154

2.293

37

0.888

1.059

1.229

1.313

1.397

1.562

1.726

1.888

2.127

2.361

2.515