ГОСТ 20863-81

goct20863-81

Таблица 1

мм

Номинальный диаметр резьбы d 2 2,5 3 4 5 6 8
Шаг резьбы Р 0,40 0,45 0,50 0,70 0,80 1,00 1,25
Размер под ключ S Номинальный 4,0 5,0 5,5 7,0 8,0 10,0 13,0
Пред. откл. -0,16 -0,20 -0,24
D 5 6 7 8 9 11 15
d1 2,2 2,7 3,2 4,3 5,3 6,4 8,4
l 4 5 6 7 8 9 12
l1 5 6 9 10 12 13 16
l2 5 6 8 10 12

Таблица 2

мм

L Длина L1 и применяемость при номинальном диаметре резьбы d
2 2,5 3 4 5 6 8
7 11

14

-
8 12

15

- 13

16

-
9 13

16

- 14

17

-
10 14

17

- 15

18

-
11 15

18

- 16

19

-
12 16

19

- 17

20

-
13 17

20

- 18

21

-
14 18

21

- 19

22

-
15 19

22

- 20

23

- 20

24

-
16 20

23

- 21

24

- 21

25

-
17 21

24

- 22

25

- 22

26

-
18 22

25

- 23

26

- 23

27

- 24

30

-
19 23

26

- 24

27

- 24

28

- 25

31

-
20 24

27

- 25

28

- 25

29

- 26

32

-
22 26

29

- 27

30

- 27

31

- 28

34

-
24 28

31

- 29

32

- 29

33

- 30

36

-
26 30

33

- 31

34

- 31

35

- 32

38

-
28 32

35

- 33

36

- 33

37

- 34

40

-
30 34

37

- 35

38

- 35

39

- 36

42

- 38

44

-
32 37

40

- 37

41

- 38

42

- 40

46

-
34 39

42

- 39

43

- 40

46

- 42

49

-
36 41

44

- 41

45

- 42

48

- 44

50

-
38 43

46

- 43

47

- 44

49

- 46

52

-
40 45

48

- 45

49

- 46

52

- 48

54

- 49

57

-
42 47

51

- 48

54

- 50

57

- 51

60

-
45 50

54

- 51

56

- 53

59

- 54

62

-
48 53

57

- 54

60

- 56

63

- 57

66

-
50 55

59

- 56

62

- 58

64

- 59

67

-
53 58

62

- 59

65

- 61

68

- 62

71

-
55 60

64

- 61

66

- 63

69

- 64

72

-
58 63

67

- 64

70

- 66

73

- 67

76

-
60 65

69

- 66

71

- 67

74

- 68

77

-
65 71

76

- 73

79

- 74

83

-
70 76

81

- 78

84

- 79

87

- 82

93

-
75 82

86

- 83

89

- 84

92

- 87

98

-
80 86

91

- 88

94

- 89

97

- 92

103

-
85 92

96

- 93

99

- 94

102

- 97

108

-
90 97

101

- 98

104

- 99

107

- 102

113

-
95 102

106

- 103

109

- 104

112

- 107

118

-
100 107

111

- 108

114

- 109

117

- 112

123

-
110 116

121

- 118

124

- 119

127

- 122

133

-
120 128

134

- 129

137

- 132

143

-
130 138

144

- 139

147

- 142

153

-
140 149

157

- 152

163

-
150 162

173

-

Примечание. Знак ограничения применяемости по типоразмерам проставляют в графе рядом со значением L1.

Таблица 3

L, мм Масса 1000 шт., кг, стальных стоек при номинальном диаметре резьбы dмм
2 2,5 3 4 5 6 8
7 0,524

0,619

8 0,599

0,708

0,866

1,018

9 0,674

0,796

0,974

1,145

10 0,749

0,885

1,083

1,273

11 0,840

0,976

1,210

1,400

12 0,928

1,064

1,340

1,530

13 1,017

1,153

1,470

1,660

14 1,106

1,242

1,595

1,785

15 1,194

1,330

1,725

1,915

2,304

2,595

16 1,284

1,420

1,830

2,020

2,499

2,770

17 1,373

1,509

1,972

2,162

2,652

2,943

18 1,463

1,599

2,106

2,296

2,829

3,120

3,480

4,080

19 1,551

1,687

2,231

2,421

3,000

3,290

3,710

4,300

20 1,639

1,775

2,356

2,546

3,170

3,461

3,940

4,530

22 1,679

1,951

2,430

2,810

3,422

3,810

4,365

4,975

24 1,754

2,026

2,680

3,060

3,767

4,155

4,840

5,430

26 1,930

2,320

2,940

3,320

4,112

4,500

5,280

5,870

28 2,210

2.482

3,195

3.575

4,465

4,850

5,745

6,335

30 2,388

2,660

3,435

3,815

4,812

5,200

6,196

6,785

7,510

8,580

32 3,705

4,085

5,162

5,550

6,660

7,250

8,080

9,150

34 3,965

4,345

5,507

5,895

7,110

7,700

8,650

9,720

36 4,215

4,595

5,780

6,285

7,560

8,150

9,220

10,290

38 4,465

4,845

6,180

6,585

8,010

8,600

9,800

10,870

40 4,964

5,100

6,716

6,930

8,460

9,050

10,350

11,420

15,000

17,160

42 7,061

7,275

8,910

9,500

10,900

11,970

15,800

17,960

45 7,576

7,800

9,600

10,190

11,790

12,860

17,000

19,350

48 8,087

8,311

10,270

10,860

12,680

13,750

18,200

20,650

50 8,432

8,656

10,720

11,310

13,230

14,300

19,000

21,450

53 8,961

9,185

11,310

12,000

14,090

15,160

20,200

22,810

55 9,306

9,530

11,860

12,450

14,640

15,710

21,000

23,610

58 9,831

10,055

12,560

13,150

15,530

16,600

22,200

24,990

60 10,176

10,400

13,010

13,600

16,080

17,150

23,000

25,790

65 14,110

14,700

17,500

18,570

25,000

27,980

70 15,250

15,840

18,930

20,000

28,000

30,100

51,050

55,570

75 16,510

17,000

20,340

21,410

30,000

32,200

55,000

59,700

80 - 17,530

18,120

21,760

22,830

32,000

34,400

58,900

63,600

85 18,660

19,250

23,160

24,230

34,000

36,500

62,850

67,550

90 19,600

20,190

24,630

25,700

36,000

38,650

64,900

71,600

95 , 20,910

21,500

26,080

27,150

38,000

40,800

70,900

75,600

100 22,030

22,620

27,530

28,600

41,000

43,600

74,990

79,600

110 24,410

24,900

30,380

31,450

45,000

47,300

82,800

87,500

120 33,280

34,350

49,000

51,600

90,800

95,500

130 36,130

37,200

53,000

55,900

98,560

103,360

140 58,000

60,150

105,370

110,130

150 114,500

119,200