European Technical Assessment. ETA-12/0198 of 19 June English translation prepared by DIBt - Original version in German language.

Transcription

1 European Technical Assessment ETA-12/0198 of 19 June Original version in German language General Part Technical Assessment Boy issuing the European Technical Assessment: Trae name of the construction prouct Prouct family to which the construction prouct belongs Manufacturer Deutsches Institut für Bautechnik for use in timber constructions CELO S.A. Poligono Inustrial Pla e la Bruguera Rosselló, CASTELLAR DEL VALLÈS (BARCELONA) SPANIEN Manufacturing plant 9, 10 This European Technical Assessment contains This European Technical Assessment is issue in accorance with Regulation (EU) No 305/2011, on the basis of 23 pages incluing 4 annexes which form an integral part of this assessment European Assessment Document (EAD) This version replaces ETA-12/0198 issue on 24 May 2012 Z /17

2 European Technical Assessment ETA-12/0198 Page 2 of June 2017 The European Technical Assessment is issue by the Technical Assessment Boy in its official language. Translations of this European Technical Assessment in other languages shall fully correspon to the original issue ocument an shall be ientifie as such. Communication of this European Technical Assessment, incluing transmission by electronic means, shall be in full. However, partial reprouction may only be mae with the written consent of the issuing Technical Assessment Boy. Any partial reprouction shall be ientifie as such. This European Technical Assessment may be withrawn by the issuing Technical Assessment Boy, in particular pursuant to information by the Commission in accorance with Article 25(3) of Regulation (EU) No 305/2011. Z /17

3 European Technical Assessment ETA-12/0198 Page 3 of June 2017 Specific Part 1 Technical escription of the prouct VELOX screws are self-tapping screws mae from special carbon or stainless steel. Screws mae from carbon steel are harene an they have a corrosion protection accoring to Annex A.2.6. The outer threa iameter is not less than 3.0 mm an not greater than 8.0 mm. The overall length of the screws is ranging from 15 mm to 400 mm. Further imensions are shown in Annex 4. The washers are mae from carbon steel. The imensions of the washers are given in Annex 4. 2 Specification of the intene use in accorance with the applicable European Assessment Document The performances given in Section 3 are only vali if the screws are use in compliance with the specifications an conitions given in Annex 1 an 2. Durability is only ensure if the specifications of intene use accoring to Annex 1 an 2 are taken into account. The verifications an assessment methos on which this European Technical Assessment is base lea to the assumption of a working life of the screws of at least 50 years. The inications given on the working life cannot be interprete as a guarantee given by the proucer, but are to be regare only as a means for choosing the right proucts in relation to the expecte economically reasonable working life of the works. 3 Performance of the prouct an references to the methos use for its assessment 3.1 Mechanical resistance an stability (BWR 1) Essential characteristic Performance Dimensions See Annex 4 Characteristic yiel moment See Annex 2 Characteristic withrawal parameter See Annex 2 Characteristic hea pull-through parameter See Annex 2 Characteristic tensile strength See Annex 2 Characteristic yiel strength Characteristic torsional strength See Annex 2 Insertion moment See Annex 2 Spacing, en an ege istances of the screws an minimum thickness of the woo base material No performance etermine See Annex 2 Slip moulus for mainly axially loae screws See Annex 2 Z /17

4 European Technical Assessment ETA-12/0198 Page 4 of June Safety in case of fire (BWR 2) Essential characteristic Reaction to fire Performance The screws are mae of steel classifie as Euroclass A1 in accorance with EC ecision 96/603/EC, as amene by EC ecision 2000/605/EC. 3.3 Safety an accessibility in use (BWR 4) Same as BWR 1 4 Assessment an verification of constancy of performance (AVCP) system applie, with reference to its legal base In accorance with EAD No the applicable European legal act is: 97/176/EC. The system to be applie is: 3 5 Technical etails necessary for the implementation of the AVCP system, as provie for in the applicable EAD Technical etails necessary for the implementation of the AVCP system are lai own in the control plan eposite with Deutsches Institut für Bautechnik. Issue in Berlin on 19 June 2017 by Deutsches Institut für Bautechnik BD Dipl.-Ing. Anreas Kummerow Hea of Department beglaubigt: Dewitt Z /17

5 Page 5 of European Technical Assessment ETA-12/0198 of 19 June 2017 Annex 1 Specifications of intene use A.1.1 Use of the VELOX Screws only for: Static an quasi-static loas A.1.2 Base materials The screws are use for connections in loa bearing timber structures between woo-base members or between those members an steel members: Soli timber (softwoo) accoring to EN , Glue laminate timber (softwoo) accoring to EN , Laminate veneer lumber LVL of softwoo accoring to EN , arrangement of the screws only perpenicular to the plane of the veneers, Glue soli timber (softwoo) accoring to EN or national provisions that apply at the installation site, Cross-laminate timber (softwoo) accoring to European Technical Approvals/Assessments or national provisions that apply at the installation site. The screws may be use for connecting the following woo-base panels to the timber members mentione above: Plywoo accoring to EN an EN , Oriente Stran Boar, OSB accoring to EN an EN 13986, Particleboar accoring to EN an EN 13986, Fibreboars accoring to EN , EN an EN 13986, Cement-bone particle boars accoring to EN an EN 13986, Soli-woo panels accoring to EN an EN Woo-base panels shall only be arrange on the sie of the screw hea. VELOX Screws may be use for the fixing of thermal insulation material on top of rafters or on woo-base members in vertical façaes EN :2005+A1:2011 Timber structures Strength grae structural timber with rectangular cross section Part 1: General requirements EN 14080:2013 Timber structures - Glue laminate timber an glue soli timber - Requirements EN 14374:2004 Timber structures - Structural laminate veneer lumber - Requirements EN 636:2012+A1:2015 Plywoo - Specifications EN 13986:2004+A1:2015 Woo-base panels for use in construction - Characteristics, evaluation of conformity an marking EN 300:2006 Oriente stran boars (OSB) Definition, classification an specifications EN 312:2010 Particleboars - Specifications EN 622-2:2004 Fibreboars Specifications Part 2: Requirements for harboars EN 622-3:2004 Fibreboars - Specifications - Part 3: Requirements for meium boars EN 634-2:2007 Cement-bone particleboars Specifications Part 2: Requirements for OPC bone particleboars for use in ry, humi an external conitions EN 13353:2008+A1:2011 Soli woo panels (SWP) Requirements Specifications of intene use Annex 1 Z /17

6 Page 6 of European Technical Assessment ETA-12/0198 of 19 June 2017 A.1.3 Use Conitions (environmental conitions) The corrosion protection of the VELOX Screws is specifie in Annex A.2.6. With regars to the use an the environmental conitions, the national provisions of the place of installation apply. A.1.4 Installation provisions EN in conjunction with the respective national annex applies for the installation. A minimum of two screws shall be use for connections in loa bearing timber structures. This oes not apply for special situations specifie in National Annexes to EN The screws are riven into the woo-base member mae of softwoo without pre-rilling. The screw holes in steel members shall be pre-rille with an aequate iameter greater than the outer threa iameter. If screws with an outer threa iameter = 8 mm are riven into the woo-base member without pre-rilling, the structural soli or glue laminate timber, laminate veneer lumber an similar glue members shall be from spruce, pine or fir. In the case of fastening battens on thermal insulation material on top of rafters the screws shall be riven in the rafter through the battens an the thermal insulation material without pre-rilling in one sequence. Countersunk hea screws may be use with washers accoring to Annex 4. After inserting the screw the washers shall touch the surface of the woo-base member completely. By fastening screws in woo-base members the hea of the screws shall be flush with the surface of the woobase member. For pan hea screws the hea part k remains unconsiere. 12 EN : 2004+AC:2006+A1:2008+A2:2014 Eurocoe 5: Design of timber structures Part 1-1: General - Common rules an rules for builings Installation provisions Annex 1 Z /17

7 Page 7 of European Technical Assessment ETA-12/0198 of 19 June 2017 ANNEX 2 Characteristic values of the loa-carrying capacities Table A.2.1 Characteristic loa-carrying capacities of VELOX Screws Outer threa iameter [mm] Characteristic yiel moment M y,k [Nm] Characteristic tensile strength f tens,k [kn] Carbon steel Stainless steel Carbon steel Characteristic torsional strength f tor,k [Nm] Stainless steel Carbon steel Stainless steel A.2.1 General The minimum penetration length of the threae part of the screw in the woo-base members l ef shall be 4 l ef = (2.1) sin where angle between screw axis an grain irection outer threa iameter of the screw. The outer threa iameter of screws inserte in cross-laminate timber shall be at least 6 mm. The inner threa iameter 1 of the screws shall be greater than the maximal with of the gaps in the layer of cross laminate timber. A.2.2 Laterally loae screws The outer threa iameter shall be use as effective iameter of the screw accoring to EN The embeing strength for the screws in woo-base members or in woo-base panels shall be taken from EN or from national provisions that apply at the installation site unless otherwise specifie in the following. A.2.3 Axially loae screws The axial slip moulus K ser of the threae part of a screw for the serviceability limit state shall be taken inepenent of angle α to the grain as: K ser = 780 0,2 0,4 l ef [N/mm] (2.2) Where l ef outer threa iameter of the screw [mm] penetration length of the of the threae part of the screw in the woo-base member [mm]. Characteristic loa-bearing values of the capacity loa-carrying values capacities Annex 2 Z /17

8 Page 8 of European Technical Assessment ETA-12/0198 of 19 June 2017 A Axial withrawal capacity The characteristic withrawal parameter at an angle α = 90 to the grain base on a characteristic ensity of the woo-base member of 350 kg/m³ is f ax,k = 11.5 N/mm². For LVL a maximum characteristic ensity of 500 kg/m³ shall be use in equation (8.40a) of EN For screws penetrating more than one layer of cross-laminate timber the ifferent layers may be taken into account proportionally. In the lateral surfaces of the cross-laminate timber the screws shall be fully inserte in one layer. A Hea pull-through capacity The characteristic value of the hea pull-through parameter for VELOX Screws for a characteristic ensity of 350 kg/m³ of the timber an for woo-base panels like - Plywoo accoring to EN 636 an EN Oriente Stran Boar, OSB accoring to EN 300 an EN Particleboar accoring to EN 312 an EN Fibreboars accoring to EN 622-2, EN an EN Cement-bone particle boars accoring to EN an EN 13986, - Soli-woo panels accoring to EN an EN with a thickness of more than 20 mm is f hea,k = 9.4 N/mm². For woo-base panels a maximum characteristic ensity of 380 kg/m³ an for LVL a maximum characteristic ensity of 500 kg/m³ shall be use in equation (8.40b) of EN The hea iameter shall be equal to or greater than 1.8 s, where s is the smooth shank or the inner threa iameter. Otherwise the characteristic hea pull-through capacity in equation (8.40b) of EN is for all woobase materials: F ax,,rk = 0. For woo base panels with a thickness 12 mm t 20 mm the characteristic value of the hea pull-through parameter for the screws is: f hea,k = 8 N/mm² For woo base panels with a thickness of less than 12 mm the characteristic hea pull-through capacity for screws shall be base on a characteristic value of the hea pull-through parameter of 8 N/mm², an limite to 400 N complying with the minimum thickness of the woo base panels of 1.2, with as outer threa iameter an the values in Table A.2.2. Table A.2.2 Minimum thickness of woo base panels Woo base panel Minimum thickness [mm] Plywoo 6 Fibreboars (harboars an meium boars) 6 Oriente Stran Boars, OSB 8 Particleboars 8 Cement-bone particle boar 8 Soli woo Panels 12 In steel-to-timber connections the hea pull-through capacity is not governing. Characteristic values of the loa-carrying capacities Annex 2 Z /17

9 Page 9 of European Technical Assessment ETA-12/0198 of 19 June 2017 A.2.4 Spacing, en an ege istances of the screws an minimum thickness of the woo base material Minimum thickness for structural members is t = 30 mm. A Laterally an/or axially loae screws Screws in non pre-rille holes For VELOX Screws minimum spacing an istances are given in EN : 2004+AC:2006+A1:2008+A2:2014, clause an Table 8.2 as for nails in non-prerille holes. Here, the outer threa iameter shall be consiere. For Douglas fir members minimum spacing an istances parallel to the grain shall be increase by 50%. Minimum istances from loae or unloae ens shall be at least 15 for screws with outer threa iameter = 8 mm an timber thickness t < 5. A Only axially loae screws For VELOX Screws the minimum spacings, en an ege istances are given in EN :2004+AC:2006+A1:2008+A2:2014, clause an Table 8.2 as for nails in non-prerille holes an clause 8.7.2, Table 8.6. A.2.5 Insertion moment The ratio between the characteristic torsional strength f tor,k an the mean value of insertion moment R tor,mean fulfills the requirement for all screws. A.2.6 Durability against corrosion Screws an washers mae from carbon steel may have the coatings accoring to Table A.2.3 Table A.2.3 Coatings of the VELOX Screws Coating Electrolytically galvanise blue chromate yellow chromate black passivate Mean thickness of the coating [ m] 5 brass plate 5 nickel plate 5 Steel no is use for screws mae from stainless steel. Characteristic Use Insertion Compression Spacing, examples moment en an reinforcement values an ege of urability istances, the loa-carrying perpenicular against insertion corrosion capacities/ to moment the grain an Durability Spacing urability an against istances against corrosion of the screws Annex 32 Z /17

10 Page 10 of European Technical Assessment ETA-12/0198 of 19 June 2017 ANNEX 3 - Fastening of thermal insulation material on top of rafters A.3.1 General VELOX Screws may be use for the fixing of thermal insulation material on top of rafters or on woo-base members in vertical façaes. In the following, the meaning of the wor rafter inclues woo-base members with inclinations between 0 an 90. The thickness of the thermal insulation material may be up to 300 mm. The thermal insulation material shall be applicable as insulation on top of rafters or for façaes accoring to national provisions that apply at the installation site. The battens have to be from soli timber accoring to EN 338/ EN The minimum thickness t an the minimum with b of the battens are given in table A.3.1: Table A.3.1 Minimum thickness an minimum with of the battens Outer threa iameter [mm] Minimum thickness t [mm] Minimum with b [mm] 6 an Instea of battens the woo-base panels specifie in chapter A may be use. Only screws with countersunk hea shall be use for fixing woo-base panels on rafters with thermal insulation material as interlayer. The minimum with of the rafters shall be 60 mm. The spacing between screws shall be not more than 1.75 m. Friction forces shall not be consiere for the esign of the characteristic axial loa of the screws. The anchorage of win suction forces as well as the bening stresses of the battens shall be consiere for esign. Screws perpenicular to the grain of the rafter (angle = 90 ) may be arrange where require consiering the esign of the battens. A.3.2 Parallel incline screws an thermal insulation material in compression A Mechanical moel The system of rafter, thermal insulation material on top of rafter an counter battens parallel to the rafter may be consiere as a beam on elastic founation. The counter batten represents the beam, an the thermal insulation material on top of the rafter the elastic founation. The minimum compressive stress of the thermal insulation material at 10 % eformation, measure accoring to EN , shall be (10 %) = 0.05 N/mm². The counter batten is loae perpenicular to the axis by point loas F b transferre by regularly space battens. Further point loas F s are cause by the shear loa of the roof ue to ea an snow loa, which are transferre from the screw heas into the counter battens. Instea of battens the following woo-base panels may be use to cover the thermal insulation material if they are suitable for that use: Plywoo accoring to EN 636 an EN 13986, Oriente Stran Boar, OSB accoring to EN 300 an EN 13986, Particleboar accoring to EN 312 an EN Fibreboars accoring to EN 622-2, EN an EN The minimum thickness of the woo-base panels shall be 22 mm. The wor batten inclues the meaning of woo-base panels in the following. 13 EN 826:2013 Thermal insulating proucts for builing applications - Determination of compression behaviour Fastening of thermal thermal insulation material material on top on top of rafters of rafters Fastening of the thermal insulation material on top of rafters Annex 4 3 Z /17

11 Page 11 of European Technical Assessment ETA-12/0198 of 19 June 2017 Figure A.3.1 Fastening of the thermal insulation material on top of rafters - structural system for parallel incline screws Fastening of thermal insulation material on top of rafters Fastening of the thermal insulation material on top of rafters Annex 3 Z /17

12 Page 12 of European Technical Assessment ETA-12/0198 of 19 June 2017 Figure A.3.2 Point loas F b perpenicular to the battens Figure A.3.3 Point loas F s perpenicular to the battens, loa application in the area of the screw heas Fastening of thermal insulation material on top of rafters Annex 3 Z /17

13 Page 13 of European Technical Assessment ETA-12/0198 of 19 June 2017 A Design of the battens It's assume that the spacing between the counter battens excees the characteristic length l char. The characteristic values of the bening stresses are calculate as: M k where (F b,k F s,k 4 ) l char 4 EI l char = characteristic length lchar 4 wef K EI = bening stiffness of the batten K = coefficient of subgrae = effective with of the thermal insulation material w ef F b,k = point loas perpenicular to the battens F s,k = point loas perpenicular to the battens, loa application in the area of the screw heas The coefficient of subgrae K may be calculate from the moulus of elasticity E HI an the thickness t HI of the thermal insulation material if the effective with w ef of the thermal insulation material uner compression is known. Due to the loa extension in the thermal insulation material the effective with w ef is greater than the with of the batten or rafter, respectively. For further calculations, the effective with w ef of the thermal insulation material may be etermine accoring to: wef w thi / 2 (3.3) where w = minimum from with of the batten or rafter, respectively t HI = thickness of the thermal insulation material E K HI (3.4) thi The following conition shall be satisfie: m, fm, M 1 W fm, For the calculation of the section moulus W the net cross section shall be consiere. The characteristic values of the shear stresses shall be calculate accoring to: F F b S V k (3.6) 2 The following conition nee to be satisfie: f v, 1.5 V A f v, 1 For the calculation of the cross section area the net cross section shall be consiere. (3.1) (3.2) (3.5) (3.7) Fastening of thermal thermal insulation material material on top on of top rafters of rafters Annex 43 Z /17

14 Page 14 of European Technical Assessment ETA-12/0198 of 19 June 2017 A Design of the thermal insulation material The characteristic value of the compressive stresses in the thermal insulation material shall be calculate accoring to: 1.5 F b,k F s,k k (3.8) 2 l char w The esign value of the compressive stress shall not be greater than 110 % of the compressive strength at 10 % eformation calculate accoring to EN 826. A Design of the screws The screws are loae preominantly axial. The characteristic value of the axial tension force in the screw may be calculate from the shear loas of the roof R s : R S, k T S,k (3.9) cos The loa-carrying capacity of axially loae screws is the minimum esign value of the axial withrawal capacity of the threae part of the screw, the hea pull-through capacity of the screw an the tensile capacity of the screw accoring to Annex 2. In orer to limit the eformation of the screw hea for thermal insulation material with thickness over 220 mm or with compressive strength below 0.12 N/mm², respectively, the axial withrawal capacity of the screws shall be reuce by the factors k 1 an k 2 : where: f ax, l ef k f ax, lef k1 k2 k 2 k ftens,k F ax,,r min ;fhea, h ; (3.10) 1.2 cos² sin² M2 esign value of the axial withrawal parameter of the threae part of the screw [N/mm²] outer threa iameter of the screw [mm] penetration length of the threae part of the screw in the rafter [mm], l ef 40 mm characteristic ensity of the woo-base member [kg/m³], for LVL the assume characteristic ensity shall not excee 500 kg/m³ angle between screw axis an grain irection, esign value of the hea pull-through parameter of the screw [N/mm²] f hea, h f tens,k M2 hea iameter of the screw [mm] characteristic tensile capacity of the screw accoring to Annex 2 [N] partial factor accoring to EN in conjunction with the particular national annex k 1 min {1; 220/t HI } k 2 min {1; 10% /0.12} thickness of the thermal insulation material [mm] t HI 10% compressive stress of the thermal insulation material uner 10 % eformation [N/mm²] If equation (3.10) is fulfille, the eflection of the battens oes not nee to be consiere when esigning the loacarrying capacity of the screws. Fastening of thermal thermal insulation material material on top on of top rafters of rafters Annex 43 Z /17

15 Page 15 of European Technical Assessment ETA-12/0198 on 19 June 2017 VELOX SCREWS Ø3 to Ø5 an L>13 (Double countersunk hea) with partial or full threa Threa Ø3,0 Ø3,5 Ø4,0 Ø4,5 Ø5,0 Nominal h Tolerances / / / / / Nominal Tolerances / / / / / Nominal Tolerances / / / / / Dp Nominal Tolerances ± 0.10 ± 0.12 ± 0.14 ± 0.16 ± 0.15 P Nominal Tolerances ± 0.16 ± 0.18 ± 0.20 ± 0.22 ± 0.26 Recess Poziriv Z1 Z2 Z2 Z2 Z2 Sit SIT 10 as Annex A2 SIT 20 SIT 20 SIT 20 L5 min. 25 % L2 L L2 Nominal Tolerances FT PT FT PT FT PT FT PT FT PT / / / / / / / / FT = Full Threa Tolerances for L2: Material: Carbon steel. PT = Partial Threa L2 20 mm ± 1.0 mm 20 < L2 < 40 mm ± 1.5 mm L2 40mm ± 2.0 mm All values in mm except where are inicate. VELOX screws with countersunk hea Carbon steel Annex /17

16 Page 16 of European Technical Assessment ETA-12/0198 on 19 June 2017 FT = Full Threa PT = Partial Threa Tolerances for L2: L2 20 mm ± 1.0 mm 20 < L2 < 40 mm ± 1.5 mm L2 40 mm ± 2.0 mm Material: Carbon steel. VELOX SCREWS (Ø3.5 SIT version) Threa Ø3,5 Nominal 7.00 h Tolerances / Nominal 3.50 Tolerances / Nominal 2.20 Tolerances / Dp Nominal 2.55 Tolerances ± 0.12 P Nominal 1.80 Tolerances ± 0.18 Recess Sit SIT 20 L5 min. 25 % L2 L L2 Nominal Tolerances FT PT / / / / / / / All values in mm except where are inicate. VELOX screw = 3.5 mm with SIT recess Carbon steel Annex /17

17 Page 17 of European Technical Assessment ETA-12/0198 on 19 June 2017 FT = Full Threa PT = Partial Threa Stripping threa (L3) an L4 for lengths 80mm. Tolerances for L2 : L2 20 mm ± 1.0 mm 20 < L2 < 40 mm ± 1.5 mm L2 40 mm ± 2.0 mm Material: Carbon steel. VELOX SCREWS (Ø6mm ouble countersunk hea) with partial or full threa Threa Ø6,0 Nominal h Tolerances / Nominal 6.00 Tolerances / Nominal 3.70 Tolerances / Dp Nominal 4.30 Tolerances / P Nominal 2.60 Tolerances ± 0.26 D1 Nominal 5.05 Tolerances ± 0.25 Recess Poziriv PZ3 Sit SIT 30 L5 min 25 % L2 L L2 Nominal Tolerances FT PT / / All values in mm except where are inicate. Tolerances for L ± 0.50 mm an L ± 0.25 mm VELOX screw = 6.0 mm with SIT or PZ recess Carbon steel Annex /17

18 Page 18 of European Technical Assessment ETA-12/0198 on 19 June 2017 Stripping threa (L3) an Kerb (L6) in all lengths. Tolerances for L2: ± 2.0 mm Material: Carbon steel. VELOX SCREWS (structural) Screw Ø8,0 Nominal h Tolerances / Nominal 8.10 Tolerances Nominal 5.40 Tolerances / Dp Nominal 6.00 Tolerances / P Nominal 3.80 Tolerances 0.38 D1 Nominal 7.20 Tolerances 0.30 Recess Sit SIT 40 L3 Nominal Tolerances 0.50 L4 Nominal 3.25 Tolerances 0.25 L5 min. 20 % L2 L6 Nominal Tolerances ±2.00 L L2 Nominal Tolerances Nominal All values in mm except where are inicate. VELOX screw = 8 mm Carbon steel Annex /17

19 Page 19 of European Technical Assessment ETA-12/0198 on 19 June 2017 VELOX SCREWS Ø3 to Ø5 an L>13 (Double countersunk hea) with partial or full threa Threa Ø3,0 Ø3,5 Ø4,0 Ø4,5 Ø5,0 Nominal h Tolerances / / / / / Nominal Tolerances / / / / / Nominal Tolerances / / / / / Dp Nominal Tolerances ± 0.10 ± 0.12 ± 0.14 ± 0.16 ± 0.15 P Nominal Tolerances ± 0.16 ± 0.18 ± 0.20 ± 0.22 ± 0.26 Recess Poziriv Z1 Z2 Z2 Z2 Z2 Sit SIT 10 SIT 10 SIT 20 SIT 20 SIT 25 L5 min. 25 % L2 L L2 Nominal Tolerances FT PT FT PT FT PT FT PT FT PT / / / / / / / / FT = Full Threa Tolerances for L2: Material: Stainless steel. PT = Partial Threa L2 20 mm ± 1.0 mm 20 < L2 < 40 mm ± 1.5 mm L2 40 mm ± 2.0 mm All values in mm except where are inicate. VELOX screws Stainless steel Annex /17

20 Page 20 of European Technical Assessment ETA-12/0198 on 19 June 2017 FT = Full Threa PT = Partial Threa Stripping threa (L3) an L4 for lengths 80mm. Tolerances for L2 : L2 20 mm ± 1.0 mm 20 < L2 < 40 mm ± 1.5 mm L2 40 mm ± 2.0 mm Material: Stainless steel. VELOX SCREWS (Ø6mm ouble countersunk hea) with partial or full threa Threa Ø6,0 h Nominal Tolerances / Nominal 6.00 Tolerances / Nominal 3.70 Tolerances / Dp Nominal 4.30 Tolerances / P Nominal 2.60 Tolerances ± 0.26 D1 Nominal 5.05 Tolerances ± 0.25 Recess Poziriv PZ3 Sit SIT 30 L5 Min. 25 % L2 L L2 Nominal Tolerances FT PT / / All values in mm except where are inicate. Tolerances for L ± 0.50 mm an L ± 0.25 mm VELOX screw = 6 mm Stainless steel Annex /17

21 Page 21 of European Technical Assessment ETA-12/0198 on 19 June 2017 VELOX SCREWS (Pan hea) Threa Ø3,0 Ø3,5 Ø4,0 Ø4,5 Ø5,0 Nominal h Tolerances / / / / / K Nominal Tolerances / / / / / Nominal Tolerances / / / / / Nominal Tolerances / / / / / Dp Nominal Tolerances ± 0.10 ± 0.12 ± 0.14 ± 0.16 ± 0.15 P Nominal Tolerances ± 0.16 ± 0.18 ± 0.20 ± 0.22 ± 0.26 Recess Poziriv Z1 Z2 Z2 Z2 Z2 L5 min. 25 % L2 L L2 Nominal Tolerances FT FT FT FT FT / / / / / / / / / FT = Full Threa PT = Partial Threa Tolerances for L2 : L2 20 mm ± 1.0 mm 20 < L2 < 40 mm ± 1.5 mm L2 40 mm ± 2.0 mm Material: Carbon steel. All values in mm except where are inicate. VELOX screws with pan hea Carbon steel Annex /17

22 Page 22 of European Technical Assessment ETA-12/0198 on 19 June 2017 FT = Full Threa Tolerances for L2: Material: Carbon steel. PT = Partial Threa VELOX SCREWS (Quick Velox) Threa Ø3,5 Ø4,0 Nominal h Tolerances / / Nominal Tolerances / / Nominal Tolerances / / Dp Nominal Tolerances ± 0.12 ± 0.14 P Nominal Tolerances ± 0.18 ± 0.20 Recess Poziriv Z2 Z2 Lk Nominal Tolerances ± 0.40 ± 0.42 L5 min. 25 % L2 L L2 Nominal Tolerances PT FT PT / / / / L2 20 mm ± 1.0 mm 20 < L2 < 40 mm ± 1.5 mm L2 40 mm ± 2.0 mm All values in mm except where are inicate. Quick VELOX screws Carbon steel Annex /17

23 Page 23 of European Technical Assessment ETA-12/0198 on 19 June 2017 Material: Carbon steel. Cup washer for structural VELOX Threa Ø8 Nominal 24.8 Da Tolerances ±0.5 Nominal 8.4 Db Tolerances ±0.4 Nominal 5.0 b Tolerances ±0.25 Nominal 0.6 h Tolerances ±0.1 Nominal 0.6 h1 Tolerances ±0.1 All values in mm except where are inicate. Washer for VELOX screws with = 8 mm Annex /17