HST2 Expansion anchor Everyday standard expansion anchor for cracked concrete

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Jeffrey Herbert Watson
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HST2 Expansion anchor Everyday standard expansion anchor for cracked Anchor version HST2 HST2-R (M8-M16) Benefits -

- Suitable for non-cracked and cracked - Product and length identification mark facilitates quality control and

quasi-static Fire resistance Installation conditions Other information Hammer drilled holes Diamond drilled holes

Approvals / certificates Description Authority / Laboratory No.

1 HST2 Expansion anchor Everyday standard expansion anchor for cracked Anchor version HST2 HST2-R (M8-M16) Benefits - Optimized expansion cone and wedge design combined with special steel and coatings. - Suitable for non-cracked and cracked - Product and length identification mark facilitates quality control and inspection HST2-BW HST2-R-BW (M8-M16) Base material Load conditions Concrete (non-cracked) Concrete (cracked) Static/ quasi-static Fire resistance Installation conditions Other information Hammer drilled holes Diamond drilled holes Hollow drillbit drilling European Technical Assessment CE conformity PROFIS Anchor design Software FM approved Approvals / certificates Description Authority / Laboratory No. / date of issue European technical assessment a) DIBt, Berlin ETA-15/0435 / Fire test report DIBt, Berlin ETA-15/0435 / a) All data given in this section according to ETA-15/0435, issue Nov-17

2 Static and quasi-static loading (for a single anchor) All data in this section applies to: - Correct setting (See setting instruction) - No edge distance and spacing influence - Steel failure - Minimum base material thickness - Concrete C 20/25, fck,cube = 25 N/mm² Effective anchorage depth for static Eff. Anchorage depth hef [mm] Mean ultimate resistance Non-cracked NRu,m VRu,m 11,9 21,2 26,6 46,5 HST2-R/HST2-R-BW 11,9 21,2 26,6 46,5 12,0 22,7 33,0 58,1 HST2-R/HST2-R-BW 16,5 26,6 38,5 66,8 Cracked NRu,m VRu,m 6,6 11,9 15,9 26,6 HST2-R/HST2-R-BW 6,6 11,9 15,9 33,2 12,0 22,7 33,0 58,1 HST2-R/HST2-R-BW 16,5 26,6 38,5 66,8 Characteristic resistance Non-cracked NRk VRk 9,0 16,0 20,0 35,0 HST2-R/HST2-R-BW 9,0 16,0 20,0 35,0 11,4 21,6 31,4 55,3 HST2-R/HST2-R-BW 15,7 25,3 36,7 63,6 Cracked NRk VRk 5,0 9,0 12,0 20,0 HST2-R/HST2-R-BW 5,0 9,0 12,0 25,0 11,4 21,6 31,4 55,3 HST2-R/HST2-R-BW 15,7 25,3 36,7 63,6 Nov-17 2

3 Design resistance Non-cracked NRd VRd 6,0 10,7 13,3 23,3 HST2-R/HST2-R-BW 6,0 10,7 13,3 23,3 9,1 17,3 25,1 44,2 HST2-R/HST2-R-BW 12,6 20,2 29,4 50,9 Cracked NRd VRd 3,3 6,0 8,0 13,3 HST2-R/HST2-R-BW 3,3 6,0 8,0 16,7 9,1 17,3 25,1 44,2 HST2-R/HST2-R-BW 12,6 20,2 29,4 44,6 Recommended loads a) Non-cracked Nrec Vrec 4,3 7,6 9,5 16,7 HST2-R/HST2-R-BW 4,3 7,6 9,5 16,7 6,5 12,3 17,9 31,6 HST2-R/HST2-R-BW 9,0 14,5 21,0 35,7 Cracked Nrec Vrec 2,4 4,3 5,7 9,5 HST2-R/HST2-R-BW 2,4 4,3 5,7 11,9 6,5 12,3 17,9 31,6 HST2-R/HST2-R-BW 9,0 14,5 21,0 31,8 a) With overall partial safety factor for action = 1,4, The partial safety factors for action depend on the type of loading and shall be taken from national regulations, Fire resistance All data in this section applies to: - Correct setting (See setting instruction) - No edge distance and spacing influence - Steel failure - Minimum base material thickness - Concrete C 20/25, fck,cube = 25 N/mm² - Hilti technical data for strength class C55/67 to C80/95: for a structural element that fullfills the requirements according to DIN EN the fire resistance of C20/25 could be assumed. - partial safety factor for resistance under fire exposure M,fi=1,0 (in absence of other national regulations) Effective anchorage depth for static Eff. Anchorage depth hef [mm] Nov-17

4 Characteristic resistance Fire Exposure R30 NRk,fi VRk,fi 0,9 2,3 3,0 5,0 HST2-R/HST2-R-BW 0,9 2,3 3,0 5,0 0,9 2,5 5,0 9,0 HST2-R/HST2-R-BW 0,9 2,5 5,0 9,0 Fire Exposure R120 NRk,fi VRk,fi 0,5 0,7 1,0 2,0 HST2-R/HST2-R-BW 0,5 0,7 1,0 2,0 0,5 0,7 1,0 2,0 HST2-R/HST2-R-BW 0,5 0,7 1,0 2,0 Design resistance Fire Exposure R30 NRd,fi VRd,fi 0,9 2,3 3,0 5,0 HST2-R/HST2-R-BW 0,9 2,3 3,0 5,0 0,9 2,5 5,0 9,0 HST2-R/HST2-R-BW 0,9 2,5 5,0 9,0 Fire Exposure R120 NRd,fi VRd,fi 0,5 0,7 1,0 2,0 HST2-R/HST2-R-BW 0,5 0,7 1,0 2,0 0,5 0,7 1,0 2,0 HST2-R/HST2-R-BW 0,5 0,7 1,0 2,0 Materials Mechanical properties Nominal tensile strength fuk,thread Yield strength fyk,thread [N/mm²] HST2-R/HST2-R-BW [N/mm²] HST2-R/HST2-R-BW Stressed cross-section As [mm²] 36,6 58,0 84,3 157 Moment of resistance W [mm³] 31,2 62, Char, bending resistance M 0 Rk,s [Nm] HST2-R/HST2-R-BW Nov-17 4

Material quality Part Bolt HST2-R/HST2-R-BW Material Carbon steel, galvanized Stainless steel Anchor dimensions Minimum thickness of fixture tfix,min [mm] 2 2 2 2 Maximum thickness of fixture

5 Material quality Part Bolt HST2-R/HST2-R-BW Material Carbon steel, galvanized Stainless steel Anchor dimensions Minimum thickness of fixture tfix,min [mm] Maximum thickness of fixture tfix,max [mm] Shaft diameter at the cone dr [mm] 5,5 7,2 8,5 11,6 Maximum length of anchor l1,max [mm] Minimum length of anchor l1,min [mm] Length of expansion sleeve l2 [mm] 14,8 18,2 22,7 24,3 Setting information Setting details Nominal diameter of drill bit do [mm] Cutting diameter of drill bit dcut [mm] 8,45 10,45 12,50 16,50 Drill hole depth 1) h1,1 [mm] h1,2 [mm] Diameter of clearance hole in the fixture df [mm] Torque moment Tinst [Nm] Width across SW [mm] ) h1,1 valid for hammer drilled holes and h1,2 valid for diamond drilled holes. 5 Nov-17

6 Installation equipment Rotary hammer TE2 TE16 Diamond coring tool DD 30W, DD EC1 Hollow drill bit - - TE CD, TE YD Other tools hammer, torque wrench, blow ut pump Setting parameters Anchor Size M8 M10 M12 M16 Effective anchorage depth hef [mm] Minimum base material thickness hmin [mm] Minimum smin [mm] spacing in for c [mm] noncracked smin [mm] for c [mm] Minimum spacing in cracked smin [mm] for c [mm] smin [mm] for c [mm] Minimum cmin [mm] edge for s [mm] distance in cmin [mm] non-cracked for c [mm] Minimum cmin [mm] edge for s [mm] distance in cmin [mm] cracked for c [mm] Critical spacing for splitting failure and scr,sp [mm] cone failure scr,n [mm] Critical spacing for splitting failure and ccr,sp [mm] cone failure ccr,n [mm] For spacing (edge distance) smaller than critical spacing (critical edge distance) the design loads have to be reduced. Nov-17 6

Setting instructions *For detailed information on

package of the product Setting instruction Hammer drilling

required 1. Drill the hole with the Hollow drill bit 2.

7 Setting instructions *For detailed information on installation see instruction for use given with the package of the product Setting instruction Hammer drilling 1. Drill the hole 2. Clean the hole 3. Insert the anchor 4. Use a setting tool HS-SC 5. Checking 6. Attach the belonging washer Hollow Drill Bit, no cleaning required 1. Drill the hole with the Hollow drill bit 2. Insert the anchor 3. Use a setting tool HS-SC 4. Checking 5. Attach the belonging washer 7 Nov-17

8 Diamond coring 1. Core the hole 2. Flushing 3. Clean the hole 4. Insert the anchor 5. Use a setting tool HS-SC 6. Checking 7. Attach the belonging washer Nov-17 8

HUS-HR / HUS-CR Screw anchor

HUS-HR / HUS-CR Screw anchor Anchor version Benefits HUS-HR (M8-M14) HUS-CR (M8-M14) - High productivity- less drilling and fewer operations than with conventional anchors - ETA approval for cracked and