Minimum Cross Section per Screw Lenghth

Due to the alternative screw lengths for the individual series, it is necessary to increase the beam height by 20 to 60 mm in relation to the standard length. The secondary beam width is retained regardless of the screw length.

Edge distance with standard screw

M

min. beam height in mm

6.5 x 65

6.5 x 85

6.5 x 105

M 15

120

160

180

M 20

140

180

200

M 25

160

200

220

M 30

180

220

240

M 40

200

240

260


L

min. beam height in mm

8 x 100

8 x 120

8 x 140

L 30

180

220

240

L 40

200

240

260

L 50

240

280

300

L 60

280

320

340

L 80

320

360

380

L 100

360

400

420

L 120

400

440

460


XL

min. beam height in mm

8 x 120/140

8 x 160/180

8 x 200

XL 55

280

300

XL 70

320

340

XL 80

360

380

XL 100

400

420

XL 120

440

460

XL 140

480

500

XL 170

520

540

XL 190

560

580

XL 220

600

620

XL 250

640

660


XXL

min. beam height in mm

8 x 120/140

8 x 160/180

8 x 200

XXL 100

320

360

XXL 120

360

400

XXL 140

400

440

XXL 170

440

480

XXL 190

480

520

XXL 220

520

560

XXL 250

560

600

XXL 280

600

640

XXL 300

640

680


The minimum cross-section width of each series for the secondary beam is retained even with longer bolts:

series

min. secondary beam width in mm

M

 80

L

100

XL

140

XXL

160


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