Zogulitsa

DIN 6921 mabawuti a flange Kalasi 8.8 ndi 10.9

Kufotokozera Kwachidule:

DIN 6921 ndi muyezo waku Germany wamaboti a hexagon flange.Matchulidwe a CL 8.8 amatanthauza zakuthupi ndi mphamvu za bawuti.8.8 amatanthauza kuti bawutiyo ili ndi mphamvu zamakokedwe zosachepera 800 N/mm² ndi zokolola za 640 N/mm².

Ndiye, bwanji kusankha DIN 6921 CL 8.8 mabawuti?Amagwiritsidwa ntchito kwambiri pamapulogalamu omwe amafunikira mphamvu zambiri komanso kukana kugwedezeka, monga makina olemera, zida zamagalimoto, ndi zida zomangira.

Ndikofunika kuzindikira kuti si ma bolt onse amapangidwa mofanana.Kugwiritsa ntchito bawuti yolakwika pakupanikizika kwambiri kumatha kubweretsa kulephera kowopsa komanso kokwera mtengo.Onetsetsani kuti mukugwiritsa ntchito mfundo zoyenera pazosowa zanu ndikusankha opanga odalirika.


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Dzina lazinthu HEX BOLT DIN 931/ISO4014 theka ulusi
Standard DIN,ASTM/ANSI JIS EN ISO,AS,GB
Gulu Gulu la Zitsulo: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9;SAE: Gr.2,5,8;
ASTM: 307A, A325, A490,
Kumaliza Zinc (Yellow, White, Blue, Black), Hop Dip Galvanized (HDG), Black Oxide,
Geomet, Dacroment, anodization, Nickel yokutidwa, Zinc-Nickel yokutidwa
Njira Yopanga M2-M24: Cold Froging, M24-M100 Hot Forging,
Machining ndi CNC kwa makonda chomangira
Customized Products nthawi masiku 30-60,
HEX-BOLT-DIN-theka-theka

Screw Ulusi
d

M1.6

M2

M2.5

M3

(M3.5)

M4

M5

M6

(M7)

M8

M10

M12

P

Phokoso

0.35

0.4

0.45

0.5

0.6

0.7

0.8

1

1

1.25

1.5

1.75

b

L≤125

9

10

11

12

13

14

16

18

20

22

26

30

125<L≤200

15

16

17

18

19

20

22

24

26

28

32

36

L>200

28

29

30

31

32

33

35

37

39

41

45

49

c

max

0.25

0.25

0.25

0.4

0.4

0.4

0.5

0.5

0.6

0.6

0.6

0.6

min

0.1

0.1

0.1

0.15

0.15

0.15

0.15

0.15

0.15

0.15

0.15

0.15

da

max

2

2.6

3.1

3.6

4.1

4.7

5.7

6.8

7.8

9.2

11.2

13.7

ds

max=kukula kwadzina

1.6

2

2.5

3

3.5

4

5

6

7

8

10

12

Gulu A

min

1.46

1.86

2.36

2.86

3.32

3.82

4.82

5.82

6.78

7.78

9.78

11.73

Gulu B

min

1.35

1.75

2.25

2.75

3.2

3.7

4.7

5.7

6.64

7.64

9.64

11.57

dw

Gulu A

min

2.54

3.34

4.34

4.84

5.34

6.2

7.2

8.88

9.63

11.63

14.63

16.63

Gulu B

min

2.42

3.22

4.22

4.72

5.22

6.06

7.06

8.74

9.47

11.47

14.47

16.47

e

Gulu A

min

3.41

4.32

5.45

6.01

6.58

7.66

8.79

11.05

12.12

14.38

17.77

20.03

Gulu B

min

3.28

4.18

5.31

5.88

6.44

7.5

8.63

10.89

11.94

14.2

17.59

19.85

L1

max

0.6

0.8

1

1

1

1.2

1.2

1.4

1.4

2

2

3

k

Kukula mwadzina

1.1

1.4

1.7

2

2.4

2.8

3.5

4

4.8

5.3

6.4

7.5

Gulu A

max

1.225

1.525

1.825

2.125

2.525

2.925

3.65

4.15

4.95

5.45

6.58

7.68

min

0.975

1.275

1.575

1.875

2.275

2.675

3.35

3.85

4.65

5.15

6.22

7.32

Gulu B

max

1.3

1.6

1.9

2.2

2.6

3

3.74

4.24

5.04

5.54

6.69

7.79

min

0.9

1.2

1.5

1.8

2.2

2.6

3.26

3.76

4.56

5.06

6.11

7.21

k1

Gulu A

min

0.68

0.89

1.1

1.31

1.59

1.87

2.35

2.7

3.26

3.61

4.35

5.12

Gulu B

min

0.63

0.84

1.05

1.26

1.54

1.82

2.28

2.63

3.19

3.54

4.28

5.05

r

min

0.1

0.1

0.1

0.1

0.1

0.2

0.2

0.25

0.25

0.4

0.4

0.6

s

max=kukula kwadzina

3.2

4

5

5.5

6

7

8

10

11

13

16

18

Gulu A

min

3.02

3.82

4.82

5.32

5.82

6.78

7.78

9.78

10.73

12.73

15.73

17.73

Gulu B

min

2.9

3.7

4.7

5.2

5.7

6.64

7.64

9.64

10.57

12.57

15.57

17.57

Utali wa Ulusi b

-

-

-

-

-

-

-

-

-

-

-

-

Screw Ulusi
d

(M14)

M16

(M18)

M20

(M22)

M24

(M27)

M30

(M33)

M36

(M39)

M42

P

Phokoso

2

2

2.5

2.5

2.5

3

3

3.5

3.5

4

4

4.5

b

L≤125

34

38

42

46

50

54

60

66

72

-

-

-

125<L≤200

40

44

48

52

56

60

66

72

78

84

90

96

L>200

53

57

61

65

69

73

79

85

91

97

103

109

c

max

0.6

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.8

1

1

min

0.15

0.2

0.2

0.2

0.2

0.2

0.2

0.2

0.2

0.2

0.3

0.3

da

max

15.7

17.7

20.2

22.4

24.4

26.4

30.4

33.4

36.4

39.4

42.4

45.6

ds

max=kukula kwadzina

14

16

18

20

22

24

27

30

33

36

39

42

Gulu A

min

13.73

15.73

17.73

19.67

21.67

23.67

-

-

-

-

-

-

Gulu B

min

13.57

15.57

17.57

19.48

21.48

23.48

26.48

29.48

32.38

35.38

38.38

41.38

dw

Gulu A

min

19.64

22.49

25.34

28.19

31.71

33.61

-

-

-

-

-

-

Gulu B

min

19.15

22

24.85

27.7

31.35

33.25

38

42.75

46.55

51.11

55.86

59.95

e

Gulu A

min

23.36

26.75

30.14

33.53

37.72

39.98

-

-

-

-

-

-

Gulu B

min

22.78

26.17

29.56

32.95

37.29

39.55

45.2

50.85

55.37

60.79

66.44

71.3

L1

max

3

3

3

4

4

4

6

6

6

6

6

8

k

Kukula mwadzina

8.8

10

11.5

12.5

14

15

17

18.7

21

22.5

25

26

Gulu A

max

8.98

10.18

11.715

12.715

14.215

15.215

-

-

-

-

-

-

min

8.62

9.82

11.285

12.285

13.785

14.785

-

-

-

-

-

-

Gulu B

max

9.09

10.29

11.85

12.85

14.35

15.35

17.35

19.12

21.42

22.92

25.42

26.42

min

8.51

9.71

11.15

12.15

13.65

14.65

16.65

18.28

20.58

22.08

24.58

25.58

k1

Gulu A

min

6.03

6.87

7.9

8.6

9.65

10.35

-

-

-

-

-

-

Gulu B

min

5.96

6.8

7.81

8.51

9.56

10.26

11.66

12.8

14.41

15.46

17.21

17.91

r

min

0.6

0.6

0.6

0.8

0.8

0.8

1

1

1

1

1

1.2

s

max=kukula kwadzina

21

24

27

30

34

36

41

46

50

55

60

65

Gulu A

min

20.67

23.67

26.67

29.67

33.38

35.38

-

-

-

-

-

-

Gulu B

min

20.16

23.16

26.16

29.16

33

35

40

45

49

53.8

58.8

63.1

Utali wa Ulusi b

-

-

-

-

-

-

-

-

-

-

Screw Ulusi
d

(M45)

M48

(M52)

M56

(M60)

M64

P

Phokoso

4.5

5

5

5.5

5.5

6

b

L≤125

-

-

-

-

-

-

125<L≤200

102

108

116

-

-

-

L>200

115

121

129

137

145

153

c

max

1

1

1

1

1

1

min

0.3

0.3

0.3

0.3

0.3

0.3

da

max

48.6

52.6

56.6

63

67

71

ds

max=kukula kwadzina

45

48

52

56

60

64

Gulu A

min

-

-

-

-

-

-

Gulu B

min

44.38

47.38

51.26

55.26

59.26

63.26

dw

Gulu A

min

-

-

-

-

-

-

Gulu B

min

64.7

69.45

74.2

78.66

83.41

88.16

e

Gulu A

min

-

-

-

-

-

-

Gulu B

min

76.95

82.6

88.25

93.56

99.21

104.86

L1

max

8

10

10

12

12

13

k

Kukula mwadzina

28

30

33

35

38

40

Gulu A

max

-

-

-

-

-

-

min

-

-

-

-

-

-

Gulu B

max

28.42

30.42

33.5

35.5

38.5

40.5

min

27.58

29.58

32.5

34.5

37.5

39.5

k1

Gulu A

min

-

-

-

-

-

-

Gulu B

min

19.31

20.71

22.75

24.15

26.25

27.65

r

min

1.2

1.6

1.6

2

2

2

s

max=kukula kwadzina

70

75

80

85

90

95

Gulu A

min

-

-

-

-

-

-

Gulu B

min

68.1

73.1

78.1

82.8

87.8

92.8

Utali wa Ulusi b

-

-

-

-

-

-

Mbali ndi Ubwino

DIN 6921 ndi mtundu wa bawuti wa hex flange womwe umagwiritsidwa ntchito kwambiri pamafakitale ndi zomangamanga.Bawuti iyi ili ndi flange yomwe imagwira ntchito ngati chochapira chomangidwira ndipo imathandizira kugawa katundu kudera lonse.Mutu wa bolt ndi mawonekedwe a hexagonal ndipo ndi osavuta kumangitsa pogwiritsa ntchito wrench kapena socket.

Bawuti iyi imagwiritsidwa ntchito kwambiri pamakina, m'mafakitale amagalimoto, komanso pomanga, chifukwa cha mphamvu zake zapadera komanso kulimba kwake.Zimapangidwa kuchokera ku zipangizo zamtengo wapatali monga zitsulo zosapanga dzimbiri, titaniyamu, ndi carbon steel, zomwe zimapereka kukana kwa nthawi yaitali kuti zisawonongeke, zowonongeka, ndi dzimbiri.

Maboti a DIN 6921 amapangidwa kuti azitha kulolerana kwambiri ndipo amatsata njira zowongolera kuti atsimikizire kuti akukwaniritsa miyezo yapamwamba kwambiri komanso magwiridwe antchito.Ma bawutiwa amapezeka mosiyanasiyana, kutalika, ndi zomaliza kuti zigwirizane ndi ntchito ndi zofunikira zosiyanasiyana.

Kuphatikiza apo, ma bawuti a DIN 6921 amatsatira miyezo yokhwima yamakampani, kuphatikiza DIN (Deutsches Institut für Normung) ndi miyezo ya ISO (International Organisation for Standardization).Amayesedwanso chifukwa cha kuuma kwawo, kulimba mtima kwawo, komanso kulondola kwake asanatulutsidwe kuti agulitse.Zonsezi zimapangitsa kuti bolt ya DIN 6921 ikhale yabwino kwambiri komanso yodalirika.

Ponseponse, bolt ya DIN 6921 ndi njira yosunthika komanso yolimba yomwe imagwiritsidwa ntchito m'mafakitale osiyanasiyana.Zapangidwa kuti zipereke mphamvu zabwino kwambiri zogwirira, kukana kuvala ndi kung'ambika, komanso kuyika mosavuta.Kumanga kwake kwapamwamba kwambiri komanso kutsatira mosamalitsa miyezo yamakampani kumapangitsa kukhala chisankho chabwino kwambiri kwa mainjiniya, okonza mapulani, ndi akatswiri omanga padziko lonse lapansi.


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