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Example of gratings for flooring and retarding coverings

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Forge-welded gratings

Pressure-locked gratings

Perforated metal planks

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Stock programme

First dimension is the bearing bar dimension

SP Standard gratings
Type	Dimension	weight kg/piece
SP 230 - 34/38 -3 Nominal mesh approx. 30 x 30mm	500 x 1000 mm 600 x 1000 mm 700 x 1000 mm 800 x 1000 mm 900 x 1000 mm 1000 x 1000 mm* 1100 x 1000 mm 1200 x 1000 mm	11,3 13,5 15,5 17,4 19,5 21,6 23,5 25,6
SP 330 - 34/38 -3 Nominal mesh approx. 30 x 30mm	250 x 1000 mm 500 x 1000 mm 600 x 1000 mm 700 x 1000 mm 800 x 1000 mm 900 x 1000 mm 1000 x 1000 mm* 1100 x 1000 mm 1200 x 1000 mm	8,0 14,8 17,7 20,4 23,0 25,8 28,5 31,2 34,0

* see remarks regarding square gratings
Detailed information regarding SP-standard gratings

SP Standard stairtreads acc. to DIN 24531 -1 ((preferred sizes))
Type	bearing bar	Dimension	b	c	d	e	kg/piece
SP 330-34/38-3 Nominal mesh approx. 30 x 30 mm	30 x 3 mm	600 x 240 mm 600 x 270 mm	55 55	70 70	120 150	85 85	5,2 5,8
		800 x 240 mm 800 x 270 mm 800 x 305 mm	55 55 55	70 70 70	120 150 180	85 85 90	6,6 7,5 8,3
		1000 x 240 mm 1000 x 270 mm 1000 x 305 mm	55 55 55	70 70 70	120 150 180	85 85 90	8,2 9,1 10,2
SP 340-34/38-3 Nominal mesh approx. 30 x 30 mm	40 x 3 mm	800 x 240 mm 800 x 270 mm	55 55	70 70	120 150	85 85	8,0 9,0
		1000 x 240 mm 1000 x 270 mm	55 55	70 70	120 150	85 85	10,0 11,0
		1200 x 240 mm 1200 x 270 mm 1200 x 305 mm	55 55 55	70 70 70	120 150 180	85 85 90	11,7 13,2 14,7

Detailed information regarding SP-standard stairtreads

Other SP-stairtreads ex stock
Type	bearing bar	Dimension	b	c	d	e	kg/piece
SP 225-34/38 -3 SP 225-34/38 -3 SP 230-34/38 -3 SP 230-34/38 -3 " " " " " " " " "	25 x 2 mm 25 x 2 mm 30 x 2 mm 30 x 2 mm " " " " " " " " "	600 x 185 mm 700 x 185 mm 700 x 220 mm 800 x 220 mm 600 x 205 mm 600 x 240 mm 600 x 270 mm 800 x 240 mm 800 x 270 mm 800 x 305 mm 1000 x 240 mm 1000 x 270 mm 1000 x 305 mm	55 55 55 55 55 55 55 55 55 55 55 55 55	70 70 70 70 70 70 70 70 70 70 70 70 70	90 90 100 100 90 120 150 120 150 180 120 150 180	60 60 85 85 80 85 85 85 85 90 85 85 90	3,0 3,4 4,3 4,8 3,6 4,2 4,6 5,3 5,9 6,5 6,8 7,5 8,3

SP Panels self-coloured, without binding in direction of cross bars
Type	Dimension	kg/piece
SP 225-34/38-3 SP 230-34/38-3 SP 240-34/38-3 SP 330-34/38-3 SP 340-34/38-3 SP 440-34/38-3	6100 x 1000 mm 6100 x 1000 mm 6100 x 1000 mm 6100 x 1000 mm 6100 x 1000 mm 6100 x 1000 mm	101,5 116,5 146,0 156,7 200,0 258,0

SP Panels like above, but serrated
Type	Dimension	kg/piece
XSP 230-34/38-3 (1) XSP 330-34/38-3 (1+11) XSP 340-34/38-3 (1+11)	6100 x 1000 mm 6100 x 1000 mm 6100 x 1000 mm	115,0 154,0 198,0

P Standard gratings
Type	Dimension (in mm)*	kg/piece	Type	Dimension (in mm)*	kg/piece
P 230-33-3 bearing bar 30 x 2 Nominal mesh approx. 30 x 30mm	500 x 1000 600 x 1000 700 x 1000 800 x 1000 900 x 1000 1000 x 1000 1100 x 1000 1200 x 1000	11,8 13,9 16,0 18,1 20,2 22,3 24,4 26,5	P 330-33-3 bearing bar 30 x 3 Nominal mesh approx. 30 x 30mm	500 x 1000 600 x 1000 700 x 1000 800 x 1000 900 x 1000 1000 x 1000 1100 x 1000 1200 x 1000	15,5 18,2 21,0 23,9 26,4 29,5 32,4 35,3
* First dimension is the bearing bar dimension

Detailed information regarding P-standard gratings

P Standard gratings with narrow pitch
Type	Dimension (in mm)*	kg/piece
P 230-33/11-3 bearing bar 30 x 2 Nominal mesh approx. 30 x 10mm assessment group R9 according to BGR 181	500 x 1000 600 x 1000 700 x 1000 800 x 1000 900 x 1000 1000 x 1000 1100 x 1000 1200 x 1000	16,8 19,8 23,0 26,1 29,2 32,3 35,4 38,5
* First dimension is the bearing bar dimension

Detailed information regarding P-standard gratings with narrow pitch

P-Panels, self-coloured, banded Nominal mesh approx. 30 x 30 mm
Type	bearing bar	Dimension	kg/piece
P 225-33-3 P 230-33-3 P 240-33-3 P 330-33-3 P 340-33-3 Serrated pressure-locked panels(XP) assessment group R11 according to BGR 181 XP 230-33-2(Nr.3) XP 330-33-3(Nr.3)	25 x 2 mm 30 x 2 mm 40 x 2 mm 30 x 3 mm 40 x 3 mm 30 x 2 mm 30 x 3 mm	3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm	51,0 58,5 73,0 80,4 103,0 58,0 80,0
Nominal mesh approx. 30 x 10 mm
Type	bearing bar	Dimension	kg/piece
P 225-33/11-2 P 230-33/11-2 P 240-33/11-2 P 330-33/11-3 P 340-33/11-3 Serrated pressure-locked panels(XP) assessment group R11 according to BGR 181 XP 230-33/11-2(Nr.42) XP 330-33/11-3(Nr.42)	25 x 2 mm 30 x 2 mm 40 x 2 mm 30 x 3 mm 40 x 3 mm 30 x 2 mm 30 x 3 mm	3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm 3000 x 1000 mm	78,9 86,7 101,0 108,0 131,0 88,0 110,0

P stairtreads, with perforated nosing and sideplates holed for bolting Nominal mesh approx. 30 x 30 mm
Type	bearing bar	Dimension	b	c	d	e	kg/piece
P 230-33-3 P 230-33-3 P 230-33-3 P 230-33-3 P 230-33-3 P 230-33-3	30 x 2 mm 30 x 2 mm 30 x 2 mm 30 x 2 mm 30 x 2 mm 30 x 2 mm	600 x 205 mm 600 x 240 mm 600 x 270 mm 800 x 240 mm 800 x 270 mm 800 x 305 mm	55 55 55 55 55 55	70 70 70 70 70 70	90 120 150 120 150 180	80 85 85 85 85 90	3,5 4,2 4,6 5,3 5,9 6,6
P 230-33-3 P 230-33-3 P 230-33-3	30 x 2 mm 30 x 2 mm 30 x 2 mm	1000 x 240 mm 1000 x 270 mm 1000 x 305 mm	55 55 55	70 70 70	120 150 180	85 85 90	6,8 7,6 8,0
P 330-33-3* P 330-33-3* P 330-33-3*	30 x 3 mm 30 x 3 mm 30 x 3 mm	1000 x 240 mm 1000 x 270 mm 1000 x 305 mm	55 55 55	70 70 70	120 150 180	85 85 90	8,2 9,2 10,2
P 340-33-3* P 340-33-3* P 340-33-3*	40 x 3 mm 40 x 3 mm 40 x 3 mm	1200 x 240 mm 1200 x 270 mm 1200 x 305 mm	55 55 55	70 70 70	120 150 180	85 85 90	11,8 13,2 14,8

* according to DIN 24531-1

P stairtreads, with narrow pitch, with perforated nosing and sideplates holed for bolting, Nominal mesh approx. 30 x 10 mm assessment group R9 according to BGR 181
Type	bearing bar	Dimension	b	c	d	e	kg/piece
P 230-33/11-3 P 230-33/11-3 P 230-33/11-3 P 230-33/11-3	30 x 2 mm 30 x 2 mm 30 x 2 mm 30 x 2 mm	800 x 240 mm 800 x 270 mm 1000 x 240 mm 1000 x 270 mm	55 55 55 55	70 70 70 70	120 150 120 150	85 85 85 85	6,9 7,9 9,0 10,0

XP stairtreads, with narrow pitch, serrated, with perforated nosing and sideplates holed for bolting, Nominal mesh approx. 30 x 10 mm assessment group R11 according to BGR 181
Type	bearing bar	Dimension	b	c	d	e	kg/piece
XP 230-33/11-3 XP 230-33/11-3 XP 230-33/11-3 XP 230-33/11-3 XP 230-33/11-3 XP 230-33/11-3	30 x 2 mm 30 x 2 mm 30 x 2 mm 30 x 2 mm 30 x 2 mm 30 x 2 mm	800 x 240 mm 800 x 270 mm 800 x 305 mm 1000 x 240 mm 1000 x 270 mm 1000 x 305 mm	55 55 55 55 55 55	70 70 70 70 70 70	120 150 180 120 150 180	85 85 90 85 85 90	7,5 8,4 9,4 9,6 10,8 12,0
XP 330-33/11-3 XP 330-33/11-3 XP 330-33/11-3	30 x 3 mm 30 x 3 mm 30 x 3 mm	1000 x 240 mm 1000 x 270 mm 1000 x 305 mm	55 55 55	70 70 70	120 150 180	85 85 90	10,9 12,3 13,8

Perforated metal planks, standard gratings, steel, galvanized
Type	Width/Height/Thickness	Length
BZ BZ BZ BZ BZ	240/40/2 300/40/2 360/40/2 420/40/2 480/40/2	6000 mm 6000 mm 6000 mm 6000 mm 6000 mm
BZ BZ BZ BZ BZ BZ	180/50/2 240/50/2 300/50/2 360/50/2 420/50/2,5 480/50/2,5	6000 mm 6000 mm 6000 mm 6000 mm 6000 mm 6000 mm
BZ BZ BZ	300/75/2,5 420/75/2,5 480/75/2,5	6000 mm 6000 mm 6000 mm
BP BP BP BP BP BP	150/50/2 200/50/2 250/50/2 300/50/2 400/50/2 300/75/2	6000 mm 6000 mm 6000 mm 6000 mm 6000 mm 6000 mm
BN-O BN-O BN-O BN-O	150/50/2 250/50/2 250/75/2 300/75/2,5	6000 mm 6000 mm 6000 mm 6000 mm
BN-G BN-G BN-G BN-G	150/50/2 250/50/2 250/75/2 300/75/2,5	6000 mm 6000 mm 6000 mm 6000 mm

Perforated metal planks, standard stairtreads
Type	Width/Height/Thickness	Dimension
BP BP BP BP BP	250/75/1,75 250/75/1,75 250/75/1,75 250/75/1,75 250/75/1,75	600 x 250 mm 700 x 250 mm 800 x 250 mm 900 x 250 mm 1000 x 250 mm
BP BP	300/50/2 300/65/2	800 x 300 mm 1000 x 300 mm
BN-O BN-O BN-O BN-O	240/50/2 240/65/2 270/50/2 270/65/2	800 x 240 mm 1000 x 240 mm 800 x 270 mm 1000 x 270 mm

Detailed information regarding perforated metal stairtreads

GRP gratings - Type GRP-K (concave)
Width:	6 to 7 mm
Pitch:	38 x 38 mm respectively 40 x 40 mm
Mesh:	31 x 31 mm respectively 33 x 33 mm
Colour	Light grey, similarity to RAL 7035
Height	Dimension	kg/piece
25 mm 25 mm 30 mm 30 mm 30 mm 30 mm 30 mm 38 mm 38 mm 38 mm 38 mm 38 mm	2000 x 1000 mm 3664 x 1226 mm 2000 x 1000 mm 3000 x 1000 mm 3054 x 921 mm 2445 x 1226 mm 3664 x 1226 mm 2000 x 1000 mm 3000 x 1000 mm 3054 x 921 mm 2445 x 1226 mm 3664 x 1226 mm	25,0 55,5 29,0 43,5 41,0 43,5 65,0 37,0 55,0 52,0 55,0 83,0

Fixings
Description	Product
For SP-gratings with locking devices Threaded bolt fixings Welded bolt fixings For P-gratings with locking devices Fixings with hole plate Standard fixings	B 334 K (suitable for pitch 34 x 38mm) B 351 K (suitable for pitch 34 x 50mm) B 433 T B 533 K B 633 K B 270 B 133 T, B 133 K
On request, we supply fixings for stairtreads consisting of: - Hexagonal bolts M 12 x 35 ISO 4016 (DIN 601) - Hexagonal nuts M 12 ISO 4032 (DIN 934) - Washers A 14 DIN 7989

Detailed information regarding fixings

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