国产精品沙发午睡系列_久章草在线无码视频观看_三级国产国语三级在线_亚洲精品国产嫩草在线观看东京热_人成午夜大片免费视频77777_日本大片免费视频在线_综合久久久久久综合久_东京热久久综合伊人av_青草久久久国产线免费_亚洲国产精品成人久久久

Thread specifications-d

M12

M16

M20

M22

M24

M27

M30

Screw pitch P

1.75

2

2.5

2.5

3

3

3.5

c

max

0.8

0.8

0.8

0.8

0.8

0.8

0.8

min

0.4

0.4

0.4

0.4

0.4

0.4

0.4

da

max

15.23

19.23

24.32

26.32

28.32

32.84

35.84

ds

max

12.43

16.43

20.52

22.52

24.52

27.84

30.4

min

11.57

15.57

19.48

21.48

23.48

26.16

29.16

dw

min

19.2

24.9

31.4

33.3

38

42.8

46.5

e

min

22.78

59.56

37.29

39.55

45.2

50.85

55.37

k

nominal

7.5

10

12.5

14

15

17

18.7

max

7.95

10.75

13.4

14.9

15.9

17.9

19.75

min

7.05

9.25

11.6

13.1

14.1

16.1

17.65

r

min

1

1

1.5

1.5

1.5

2

2

s

max

21

27

34

36

41

46

50

min

20.16

26.16

33

35

40

45

49

b

L nominal

<45

≥45

<55

≥55

<65

≥65

<70

≥70

<75

≥75

<80

≥80

<85

≥85

nominal

25

30

30

35

35

40

40

45

45

50

50

55

55

60

Grade

Tensile strength

Yield strength σ0.2

Elongation δ5

Shrinking percentage Ψ

σь

Mpa

%

%

Mpa

min

10.9S

1040~1240

940

10

42

8.8S

830~1030

660

12

45

Thread specifications-d

M12

M16

M20

M22

M24

M27

M30

Pressed force section   mm²

84.3

157

245

303

353

459

561

Pull force KN

10.9S

87.7~104.5

163~195

255~304

315~376

367~438

477~569

583~696

8.8S

70.0~86.8

130~162

203~252

251~312

293~364

381~473

466~578