ГОСТ Р 54917-2012 (ИСО 1275:2006) Цепи роликовые длиннозвенные и звездочки для приводов и конвейеров

Число зубьев

Диаметр делительной окружности для единичного шага

5

1,7013

5 1/2

1,8496

6

2

6 1/2

2,1519

7

2,3048

7 1/2

2,4586

8

2,6131

8 1/2

2,7682

9

2,9238

9 1/2

3,0798

10

3,2361

10 1/2

3,3927

11

3,5494

11 1/2

3,7065

12

3,8637

12 1/2

4,0211

13

4,1786

13 1/2

4,3362

14

4,494

14 1/2

4,6518

15

4,8097

15 1/2

4,9677

16

5,1258

16 1/2

5,284

17

5,4422

17 1/2

5,6005

18

5,7588

18 1/2

5,9171

19

6,0755

19 1/2

6,234

20

6,3925

20 1/2

6,5509

21

6,7095

21 1/2

6,8681

22

7,0266

22 1/2

7,1853

23

7,3439

23 1/2

7,5026

24

7,6613

24 1/2

7,82

25

7,9787

25 1/2

8,1375

26

8,2962

26 1/2

8,455

27

8,6138

27 1/2

8,7726

28

8,9314

28 1/2

9,0902

29

9,2491

29 1/2

9,4080

30

9,5668

30 1/2

9,7256

31

9,8845

31 1/2

10,0434

32

10,2023

32 1/2

10,3612

33

10,520

33 1/2

10,679

34

10,838

34 1/2

10,9969

35

11,1558

35 1/2

11,3148

36

11,4737

36 1/2

11,6327

37

11,7916

37 1/2

11,9506

38

12,1096

38 1/2

12,2685

39

12,4275

39 1/2

12,5865

40

12,7455

40 1/2

12,9045

41

13,0635

41 1/2

13,2225

42

13,3815

42 1/2

13,5405

43

13,6995

43 1/2

13,8585

44

14,0176

44 1/2

14,1765

45

14,3356

45 1/2

14,4946

46

14,6537

46 1/2

14,8127

47

14,9717

47 1/2

15,1308

48

15,2898

48 1/2

15,4488

49

15,6079

49 1/2

15,7669

50

15,926

50 1/2

16,085

51

16,2441

51 1/2

16,4031

52

16,5622

52 1/2

16,7212

53

16,8803

53 1/2

17,0393

54

17,1984

54 1/2

17,3575

55

17,5166

55 1/2

17,6756

56

17,8347

56 1/2

17,9938

57

18,1529

57 1/2

18,3119

58

18,471

58 1/2

18,6301

59

18,7892

59 1/2

18,9482

60

19,1073

60 1/2

19,2665

61

19,4255

61 1/2

19,5847

62

19,7437

62 1/2

19,9029

63

20,0619

63 1/2

20,221

64

20,38

64 1/2

20,5393

65

20,6982

65 1/2

20,8575

66

21,0164

66 1/2

21,1757

67

21,3346

67 1/2

21,4939

68

21,6528

68 1/2

21,8121

69

21,971

69 1/2

22,1303

70

22,2892

70 1/2

22,4485

71

22,6074

71 1/2

22,7667

72

22,9256

72 1/2

23,0849

73

23,2438

73 1/2

23,4031

74

23,562

74 1/2

23,7213

75

23,8802

-

-

-

-

-

-

Иногда называют "единичный диаметр делительной окружности".