Heading die blanks for making standard bolts

Type

Dimension

Range
of applications

d

D

L
Range of L

BDP00710-

0.7

10

12.0~20.0

M1

BDP01010-

1.0

10

12.0~20.0

M1.5~M2

BDP01013-

1.0

13

15.4-40.0

M1.5~M2

BDP01213-

1.2

13

15.4-40.0

M1.5~M2

BDP01510-

1.5

10

12.0~25.0

M2

BDP01516-

1.5

16

15.0-45.0

M2

BDP01813-

1.8

13

12.0~35.0

M2.5

BDP01816-

1.8

16

20.0-45.0

M2.5

BDP02113-

2.1

13

15.0~30.0

M3

BDP02116-

2.1

16

25.0-45.0

M3

BDP02316-

2.3

16

15.0-45.0

M3

BDP02522-

2.5

22

20.0-60.0

M3

BDP02813-

2.8

13

15.0~30.0

M4

BDP02816-

2.8

16

25.0-40.0

M4

BDP02818-

2.8

18

20.0-50.0

M4

BDP02820-

2.8

20

20.0-50.0

M4

BDP02822-

2.8

22

20.0-60.0

M4

BDP02825-

2.8

25

20.0-60.0

M4

BDP03216-

3.2

16

15.0-45.0

M4

BDP03218-

3.2

18

15.0-50.0

M4

BDP03616-

3.6

16

20.0-50.0

M5

BDP03618-

3.6

18

20.0-60.0

M5

BDP03822-

3.8

22

20.0~40.0

M5

BDP03830-

3.8

30

50.0~60.0

M5

BDP04218-

4.2

18

20.0-60.0

M5

BDP04616-

4.6

16

20.0~30.0

M6

BDP04622-

4.6

22

35.0~60.0

M6

BDP05422-

5.4

22

20.0~60.0

M6

BDP06422-

6.4

22

20.0~60.0

M8

BDP06425-

6.4

25

20.0~50.0

M8

BDP06430-

6.4

30

25.0~60.0

M8

BDP07230-

7.2

30

20.0~60.0

M10

BDP08230-

8.2

30

20.0~60.0

M10

BDP08235-

8.2

35

30.0~60.0

M10

BDP09230-

9.2

30

20.0~60.0

M12

BDP10030-

10.0

30

20.0~60.0

M12

BDP10035-

10.0

35

30.0~60.0

M12

BDP11235-

11.2

35

20.0~60.0

M12

BDP11240-

11.2

40

20.0~60.0

M12

BDP11835-

11.8

35

20.0~60.0

M14

BDP11840-

11.8

40

25.0~30.0

M14

BDP13235-

13.2

35

25.0~60.0

M14

BDP13240-

13.2

40

25.0~50.0

M14

BDP13835-

13.8

35

20.0~60.0

M16

BDP13840-

13.8

40

25.0~35.0

M16

BDP14445-

14.4

45

25.0~60.0

M16

BDP15445-

15.4

45

30.0~50.0

M18

BDP16445-

16.4

45

25.0~60.0

M20

BDP17445-

17.4

45

25.0~60.0

M20

BDP19445-

19.4

45

25.0~55.0

M22

BDP21050-

21.0

50

25.0~55.0

M24

BDP24460-

24.4

60

30.0~50.0

M27

 
Tolerances of the inner diameter(d) of the blanks as per table below (mm)

Nominal inner dia.

Nominal length

18

18-30

30-50

50

6

0-0.45

0-0.55

0-0.65

-

6-10

0-0.50

0-0.60

0-0.70

0-0.80

10-14

0-0.55

0-0.70

0-0.80

0-0.90

14-18

0-0.60

0-0.80

0-0.90

0-1.00

18-24

0-0.65

0-0.90

0-1.00

0-1.10

24

0-0.70

0-1.00

0-1.10

0-1.20

 
Tolerances of out diameters(D) as per the table below (mm)

Nominal out
diameters

Nominal length

18

18-30

30-50

50

14

+0.50
-0.40

+0.50
-0.40

+0.60
-0.40

+0.65
-0.40

14-18

+0.55
-0.40

+0.55
-0.40

+0.60
-0.45

+0.65
-0.45

18-24

+0.60
-0.40

+0.60
-0.40

+0.65
-0.45

+0.70
-0.45

24-30

+0.65
-0.45

+0.65
-0.45

+0.70
-0.50

+0.75
-0.50

30-45

+0.70
-0.50

+0.70
-0.50

+0.75
-0.60

+0.80
-0.60

44-55

+0.75
-0.55

+0.80
-0.60

+0.85
-0.65

+0.80
-0.65

55

-

+0.90
-0.70

+0.95
-0.75

+1.00
-0.80

 
Tolerance of blank height(H) as per the table below (mm)

Nominal out
diameters

Nominal diameters

18

18-30

30-50

50

14

+0.50
-0.40

+0.50
-0.40

+0.60
-0.40

+0.65
-0.40

14-18

+0.55
-0.40

+0.55
-0.40

+0.60
-0.45

+0.65
-0.45

18-24

+0.60
-0.40

+0.60
-0.40

+0.65
-0.45

+0.70
-0.45

24-30

+0.65
-0.45

+0.65
-0.45

+0.70
-0.50

+0.75
-0.50

30-45

+0.70
-0.50

+0.70
-0.50

+0.75
-0.60

+0.80
-0.60

44-55

+0.75
-0.55

+0.80
-0.60

+0.85
-0.65

+0.80
-0.65

55

-

+0.90
-0.70

+0.95
-0.75

+1.00
-0.80

 
The flatness as per the table below

Nominal length

18

18-30

30-50

50

Flatness

0.30

0.35

0.40

0.55