Hex Bolt Galvanized DIN931 half thread

Hex bolts are specialized fasteners with a hexagonal head that is designed to be used with a wrench or socket. These bolts are commonly used in various applications and industries due to their reliability, strength, and ease of use. Galvanized hex bolts, in particular, are coated with a layer of zinc that adds an extra layer of protection against corrosion and rust.
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Products Details

Screw Thread d

M1.6

M2

M2.5

M3

(M3.5)

M4

M5

M6

(M7)

M8

M10

M12

P

Pitch

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=nominal size

1.6

2

2.5

3

3.5

4

5

6

7

8

10

12

Grade 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

Grade 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

Grade 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

Grade 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

Grade 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

Grade 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

Nominal Size

1.1

1.4

1.7

2

2.4

2.8

3.5

4

4.8

5.3

6.4

7.5

Grade 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

Grade 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

Grade 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

Grade 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=nominal size

3.2

4

5

5.5

6

7

8

10

11

13

16

18

Grade 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

Grade 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

Length of Thread b

-

-

-

-

-

-

-

-

-

-

-

-

Screw Thread d

(M14)

M16

(M18)

M20

(M22)

M24

(M27)

M30

(M33)

M36

(M39)

M42

P

Pitch

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=nominal size

14

16

18

20

22

24

27

30

33

36

39

42

Grade A

min

13.73

15.73

17.73

19.67

21.67

23.67

-

-

-

-

-

-

Grade 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

Grade A

min

19.64

22.49

25.34

28.19

31.71

33.61

-

-

-

-

-

-

Grade 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

Grade A

min

23.36

26.75

30.14

33.53

37.72

39.98

-

-

-

-

-

-

Grade 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

Nominal Size

8.8

10

11.5

12.5

14

15

17

18.7

21

22.5

25

26

Grade 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

-

-

-

-

-

-

Grade 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

Grade A

min

6.03

6.87

7.9

8.6

9.65

10.35

-

-

-

-

-

-

Grade 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=nominal size

21

24

27

30

34

36

41

46

50

55

60

65

Grade A

min

20.67

23.67

26.67

29.67

33.38

35.38

-

-

-

-

-

-

Grade B

min

20.16

23.16

26.16

29.16

33

35

40

45

49

53.8

58.8

63.1

Length of Thread b

-

-

-

-

-

-

-

-

-

-

Screw Thread d

(M45)

M48

(M52)

M56

(M60)

M64

P

Pitch

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=nominal size

45

48

52

56

60

64

Grade A

min

-

-

-

-

-

-

Grade B

min

44.38

47.38

51.26

55.26

59.26

63.26

dw

Grade A

min

-

-

-

-

-

-

Grade B

min

64.7

69.45

74.2

78.66

83.41

88.16

e

Grade A

min

-

-

-

-

-

-

Grade B

min

76.95

82.6

88.25

93.56

99.21

104.86

L1

max

8

10

10

12

12

13

k

Nominal Size

28

30

33

35

38

40

Grade A

max

-

-

-

-

-

-

min

-

-

-

-

-

-

Grade 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

Grade A

min

-

-

-

-

-

-

Grade 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=nominal size

70

75

80

85

90

95

Grade A

min

-

-

-

-

-

-

Grade B

min

68.1

73.1

78.1

82.8

87.8

92.8

Length of Thread b

-

-

-

-

-

-

Products name HEX BOLT DIN 931/ISO4014 half thread
Standard DIN,ASTM/ANSI JIS EN ISO,AS,GB
Grade Steel Grade: 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,
Finishing Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide, Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated
Production Process M2-M24:Cold Froging,M24-M100 Hot Forging, Machining and CNC for Customized fastener
Customized Products Lead time 30-60days,
Galvanized hex bolts are constructed from high-quality materials that are designed to withstand extreme environments and harsh conditions. The zinc coating layer protects the bolts from corrosion, rust, and abrasion, which makes them ideal for outdoor usage, marine applications, and harsh, corrosive environments. Additionally, galvanized hex bolts are easy to install, thanks to their hexagonal head that allows for easy tightening and loosening with a wrench or socket.Galvanized hex bolts are used in a wide range of industries and applications, including construction, marine, automotive, and aerospace. In construction, these bolts are commonly used in foundation building, roofing, and secure framing. In marine applications, galvanized hex bolts are used to prevent corrosion and rust in saltwater environments. In automotive and aerospace, these bolts are used to secure crucial components and structures.Galvanized hex bolts are essential components in many applications and industries. They are designed to be reliable, durable, and easy to use, thanks to their hexagonal head that allows for easy tightening and loosening. If you’re looking for a fastener that can stand up to harsh environments and extreme conditions, galvanized hex bolts are an excellent choice.

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