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Marine Engineering

7×7
Point contact wire rope

Wire rope finish: Galvanized or ungalvanized (Bright)
Wire rope construction: 7×7
Wire rope diameter range: 1.8mm-40mm
Wire rope core: steel
Wire rope grade: 1570/1670/1770/1870
Type of wire rope lay: Regular Lay, Lang Lay

Description

Nominal diameter of wire rope mm

Reference weight  kg/100m

Nominal tensile strength of wire rope  MPa

1570

1670

1770

1870

Minimum breaking tension of wire rope  kN

natural fiber core

synthetic fiber core

steel core

fiber core

steel core

fiber core

steel core

fiber core

steel core

fiber core

steel core

1.8

1.14

1.11

1.25

1.69

1.83

1.8

1.94

1.9

2.06

2.01

2.18

2

1.4

1.38

1.55

2.08

2.25

2.22

2.4

2.35

2.54

2.48

2.69

3

3.16

3.1

3.48

4.69

5.07

4.99

5.4

5.29

5.72

5.59

6.04

4

5.62

5.5

6.19

8.34

9.02

8.87

9.59

9.4

10.2

9.93

10.7

5

8.78

8.6

9.68

13

14.1

13.9

15

14.7

15.9

15.5

16.8

6

12.6

12.4

13.9

18.8

20.3

20

21.6

21.2

22.9

22.4

24.2

7

17.2

16.9

19

25.5

27.6

27.2

29.4

28.8

31.1

30.4

32.9

8

22.5

22

24.8

33.4

36.1

35.5

38.4

37.6

40.7

39.7

43

9

28.4

27.9

31.3

42.2

45.7

44.9

48.6

47.6

51.5

50.3

54.4

10

35.1

34.4

38.7

52.1

56.4

55.4

60

58.8

63.5

62.1

67.1

11

42.5

41.6

46.8

63.1

68.2

67.1

72.5

71.1

76.9

75.1

81.2

12

50.5

49.5

55.7

75.1

81.2

79.8

86.3

84.6

91.5

89.4

96.7

13

59.3

58.1

65.4

88.1

95.3

93.7

101

99.3

107

105

113

14

68.8

67.4

75.9

102

110

109

118

115

125

122

132

16

89.9

88.1

99.1

133

144

142

153

150

163

159

172

18

114

111

125

169

183

180

194

190

206

201

218

20

140

138

155

208

225

222

240

235

254

248

269

22

170

166

187

252

273

268

290

284

308

300

325

24

202

198

223

300

325

319

345

338

366

358

387

26

237

233

262

352

381

375

405

397

430

420

454

28

275

270

303

409

442

435

470

461

498

487

526

30

316

310

348

469

507

499

540

529

572

559

604

32

359

352

396

534

577

568

614

602

651

636

687

34

406

398

447

603

652

641

693

679

735

718

776

36

455

446

502

676

730

719

777

762

824

805

870

38

507

497

559

753

814

801

866

849

918

896

969

40

562

550

619

834

902

887

959

940

1020

993

1070

Note: Minimum wire breaking tensile sum=Minimum breaking tension of wire rope×1.134(fiber core) or 1.214(steel core).

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