Combi Deck Grating – Powerweld Gratings

Combi Deck / Grating with Chequered Plate on Top

Combi Deck closed open bar grating provided with chequered plate welded to the top surface or loose bolted type. Combi Deck provides a greater load bearing capacity when compared to open bar grating. Chequered plate fixed on top of gratings will be with thickness of 3 mm.

Technical Data

Common Mesh Pitch

Bearing Bar Pitch in mm (BB)	Cross Bar Pitch in mm (CB)
PW30	33	38	50	76	100	101.6
PW33	33	38	50	76	100	101.6
PW34	33	38	50	76	100	101.6
PW40	33	38	50	76	100	101.6
PW41	33	38	50	76	100	101.6

PW – Press Welded

Standard Load Bearing Bar Depth and Thickness in Metric and Imperial sizes

Load Bearing Bar Depth and Bearing Bar Thickness in mm – (Metric)
20×3	20×4	20×5	20×6	20×8	20×10
25×3	25×4	25×5	25×6	25×8	25×10
30×3	30×4	30×5	30×6	30×8	30×10
32×3	32×4	32×5	32×6	32×8	32×10
35×3	35×4	35×5	35×6	35×8	35×10
38×3	38×4	38×5	38×6	38×8	38×10
40×3	40×4	40×5	40×6	40×8	40×10
45×3	45×4	45×5	45×6	45×8	45×10
50×3	50×4	50×5	50×6	50×8	50×10
–	–	60×5	60×6	60×8	60×10
–	–	65×5	65×6	65×8	65×10
–	–	70×5	70×6	70×8	70×10
–	–	75×5	75×6	75×8	75×10
–	–	80×5	80×6	80×8	80×10
–	–	90×5	90×6	90×8	90×10
–	–	100×5	100×6	100×8	100×10

Load Bearing Bar Depth and Bearing Bar Thickness in inch – (Imperial)
1 x 1/8”	1 x 3/16”	1 x ¼”	1 x 5/16”	1 x 3/8”
1 ¼” x 1/8”	1 ¼” x 3/16”	1 ¼” x ¼”	1 ¼” x 5/16”	1 ¼” x 3/8”
1 ½” x 1/8”	1 ½” x 3/16”	1 ½” x ¼”	1 ½” x 5/16”	1 ½” x 3/8”
1 ¾” x 1/8”	1 ¾” x 3/16”	1 ¾” x ¼”	1 ¾” x 5/16”	1 ¾” x 3/8”
2 x 1/8”	2 x 3/16”	2 x ¼”	2 x 5/16”	2 x 3/8”
	2 ½” x 3/16”	2 ½” x ¼”	2 ½” x 5/16”	2 ½” x 3/8”
	3 x 3/16”	3 x ¼”	3 x 5/16”	3 x 3/8”
	3 ½” x 3/16”	3 ½” x ¼”	3 ½” x 5/16”	3 ½” x 3/8”
	4 x 3/16”	4 x ¼”	4 x 5/16”	4 x 3/8”

Cross Bars Sizes – Metric & Imperial

Cross Bars – Twisted Square	Cross Bars – Twisted Square
4.6mm	0.181”
5.0mm	0.197”
5.4mm	0.213”
6.0mm	0.237”
6.4mm	0.252”
8.0mm	0.315”
10.0mm	0.394”

Chequered Plate Details

Material Grades

Material Grades Offered	BS EN 10025 – S235, S275 & S355 (JR, JO, J2)
	ASTM A36
	ASTM A1011/A1011M SS Grade 36 Type 1/2 CS Type B Note : SS – Structural Steel CS – Commercial Steel
	Stainless Steel – SS316 / SS304

Finish Offered

SELF COLOUR (BLACK)	Can be fabricated or modified on-site / shop
HOT DIP GALVANIZED	Hot Dip Galvanized in accordance with BS EN ISO 1461, ASTM A123 or any other international galvanizing standards. Surface preparation by blasting prior to hot dip galvanizing when required can be done at extra cost.
STAINLESS STEEL	Mill Finish
PAINTED	As per project specification requirement
POWDER COATED	As per project specification requirement

Combi Deck / Grating with Chequered Plate on Top

Technical Data

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