Updated: 03/12/09Hookbolt (HYB) 8mm

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For additional technical data please call the Sales Desk on
01702 206962 or 01702 207909

Please note: From time to time, materials and specifications are changed to improve performance, please check for the latest information.

*HYB 8mm* Options
Screwbolt Diameter	Hookbolt Internal Diameter	Clearance Hole Diameter	Max Fixing Thickness	Thread Length 'B'	Clearance Depth 'C'	Box Quantity	Order code:
8mm	15mm	10mm	-	55	16	50	HYB 08 / 055

Drill Bit Diameter	Concrete and Brick	8.0mm
Drill Bit Diameter	Soft Materials	7.0mm

*ULTIMATE & SAFE LOAD CHARACTERISTICS BASED ON 3:1 RATIO*
Material		Embedment Depth (mm)	Tensile Load kN.		Shear Load kN.
Material		Embedment Depth (mm)	Ultimate	Safe	Ultimate	Safe
Concrete	60 N/mm²	40	20.50	6.83	-	-
Concrete	60 N/mm²	60	28.50	9.50	25.50	8.50
Concrete	30 N/mm²	40	14.60	4.87	-	-
Concrete	30 N/mm²	60	21.00	7.00	25.50	8.50
Engr. Brick	100 N/mm²	45	17.20	5.73	-	-
Semi.Engr.	70 N/mm²	45	12.60	4.20	-	-
Fletton	20 N/mm²	45	8.20	2.73	-	-
Butterly	20 N/mm²	45	3.50	1.17	-	-
Hemelite	3.5 N/mm²	75	6.30	2.10	-	-
Lignacite	3.5 N/mm²	75	5.00	1.67	-	-
Topcrete	7.0 N/mm²	75	11.20	3.73	-	-

*HYB 8mm* TECHNICAL DATA
Finish	Mechanical Zinc as standard
Other finishes	Other platings & finishes are available to special order subject to quantity
Tensile strength	800N/mm² Case hardened
Other sizes	Other lengths of all diameters are available to special order subject to quantity
Embedment concrete and brick	Minimum recommended is 4.5 × bolt diameter
Soft block	Minimum recommended is 75mm
Edge distance & spacings	For Edge distances between 5 dia. and 10 dia. see reduction factors

NB. Excalibur Screwbolts are not approved or recommended for lifting applications
All dimensions in millimetres (mm)