BMT Mechanical nuts

Blackiron mechanical nuts are versatile and resistant and following the highest manufacturing standards. They allow to tension the bolts without the use of pressurized hydraulic oil. By tightening the jackbolts at a predefined force it will be possible to apply a residual load to the bolt itself. Available up to 6100 kN nom. preload, can be designed in special material upon request.

Code

Thread size

Pitch

Preload capacity

Jackbolts

Torque Jackbolt

Body Diameter

Body height

Body

Weight

max

N

SW

nom

BD

BH

H

[M]

[kN]

[mm]

[Nm]

[mm]

[mm]

[kg]

BMTM016-XX

16

2

94

5

5

14

34

18

34

0,15

BMTM020-XX

20

2,5

140

7

5

14

38

18

35

0,18

BMTM022-XX

22

2,5

140

5

7

14

41

18

37

0,20

BMTM024-XX

24

3

185

6

7

14

44

18

37

0,25

BMTM027-XX

27

3

285

8

7

36

50

24

44

0,40

BMTM030-XX

30

3,5

285

9

7

36

53

24

44

0,45

BMTM033-XX

33

3,5

380

7

9

36

59

24

45

0,55

BMTM036-XX

36

4

460

8

9

72

66

32

56

0,90

BMTM039-XX

39

4

565

9

9

72

70

32

56

1,00

BMTM042-XX

42

4,5

610

7

11

72

75

38

65

1,30

BMTM045-XX

45

4,5

805

9

11

131

83

38

65

1,60

BMTM048-XX

48

5

805

9

11

131

85

38

65

1,60

BMTM052-XX

52

5

935

8

12

131

94

41

68

2,10

BMTM056-XX

56

5,5

935

9

12

131

100

41

70

2,45

BMTM060-XX

60

5,5

1170

10

12

131

107

41

70

2,75

BMTM064-XX

64

6

1510

9

13

315

113

53

88

4,00

BMTM068-XX

68

6

1690

10

13

315

117

53

88

4,20

BMTM072-XX

72

6

1690

10

13

315

120

53

88

4,30

BMTM076-XX

76

6

2340

13

15

315

132

56

90

5,25

BMTM080-XX

80

6

2340

12

15

315

132

56

90

5,30

BMTM085-XX

85

6

2340

12

15

315

137

56

90

5,60

BMTM090-XX

90

6

3120

16

15

315

145

65

102

7,10

BMTM100-XX

100

6

3120

16

15

315

164

65

102

9,00

BMTM110-XX

110

6

4050

16

17

645

177

84

125

13,15

BMTM120-XX

120

6

4810

18

17

645

189

84

125

14,60

BMTM125-XX

125

6

5060

20

17

645

194

84

125

14,90

BMTM130-XX

130

6

5570

22

17

645

205

94

137

19,10

BMTM140-XX

140

6

6075

24

17

645

215

94

137

20,40

BMTM150-XX

150

6

7000

24

19

645

225

107

162

26,50

BMTM160-XX

160

6

7780

24

19

645

234

107

162

26,00