Type BZ

• Technical details

Material	Plank thickness
Galvanized steel	2 and 2,5 mm
Stainless steel	1,5 and 2 mm
Aluminium	2 and 2,5 mm
Pre-treated	on request

 

Module (R)	30 mm
Production lengths (L)	n x 30; n x 30 + 15 n x 30 - 15
Widths (B)	120, 180, 240, 300, 360, 420, 480 mm
Heights (H)	40, 50, 75, 100, 125*, 150* mm
Rim tu	min. 10 mm max. 25 mm
Special versions can be supplied on request, depending on quantities purchased
* Width limited
from a height >= 75 mm second row of holes as default

 



• Fixing material
• No. 29 Screw connection

Consisting of: Bolt M8 x 20 ISO 4017 (DIN 933) Washer 9 DIN 126 and nut M8 ISO 7042 (DIN 980), self-locking

• No. 27 Element butt fixing

prevents formation of tripping edges on non-bolted elements with large spans and increases the load distribution Consisting of: Connection part Thread forming screw M5 x 20 DIN 7516

• No. 27 Connection clamp

prevents a different deflection of loaded and unloaded gratings, so a tripping edge > 4 mm cannot occur. Consisting of: Clamp of spring steel

• No. 26 Direct screw connection

establishes a secure connection to the substructure, consisting of: Countersunk screw M8 x... ISO 2009 (DIN 965) Washer 9 DIN 126 Nut M8 ISO 7042 (DIN 980), self-locking BZ gratings with olive

• No. 34 Clamping claw

is used for fastening of perforated metal planks on the substructure. Through the screw M12 with an appropriate tightening torque, the grating is pressed with defined clamping force on the steel construction. As a result, a defined horizontal force is transferred and secures the gratings against lifting. Consisting of: Curved flat 50 x 8 mm Screw M12 x... ISO 4017 (DIN 933) Washer 13 DIN 126 and nut M 12 ISO 7042 (DIN 980), self-locking Alternatively with steel construction screw according to DIN 7990

• No. 24 Butt joint

is used as borehole-less fastening of perforated metal planks with simultaneous distancing to the substructure Consisting of: 2 clamping brackets Threaded bars with 3 countersunk screws M8 x ...... according to ISO 7050 (DIN 7982) 2 olives (see fastening no. 32)

• No. 21 Clamp fastening

Clamping connection, consisting of: Clamping lower part Countersunk screw M8 x 20 ISO 2009 (DIN 965) Square nut M8 DIN 557 With BZ gratings additionally an olive

• No. 22 Hook screw fixing

for perforated metal planks on vertical support profiles without bottom flange, consisting of: Clamping lower part Countersunk screw M8...ISO 2009 (DIN 965) With BZ gratings additionally an olive The profile of substructure must be specified upon order. No. 23 as per no. 22, but vertical support profiles with bottom flange

• No. 25 S-Clamp

Clamping connection, consisting of: S-hooks (fits on a substructure with a 9 mm maximum flange thickness) Countersunk screw M8 x... ISO 2009 (DIN 965) With BZ gratings additionally an olive

• No. 30 Angle fixing

prevents displacement of perforated metal plank consisting of: Bracket piece 30/30/3... 50 mm long 2 thread-forming screws M5 x 20 DIN 7516

• No. 31 Butt strap

Suitable for connecting grating elements together at thrust and areas of restricted load transmission

• No. 32 Olive

Fixing upper part for BZ perforated metal planks. Material grey cast iron without surface treatment or made of synthetic PA 6.6.