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BSI 22/30391786 DC:2022 Edition

BSI 22/30391786 DC:2022 Edition

$24.66

BS ISO 17607-6. Steel structures. Execution of structural steelwork – Part 6. Bolting

Published By Publication Date Number of Pages
BSI 2022 105
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PDF Catalog

PDF Pages PDF Title
8 Foreword
9 Introduction
11 1 Scope
2 Normative references
12 3 Terms and definitions
4 Execution specification and quality requirements
4.1 General
4.2 Execution specification
13 5 Constituent products
5.1 General
5.1.1 Selection of constituent products
5.1.2 Verification of conformance
14 5.2 Structural bolting products
5.2.1 Property classes
5.2.2 Structural bolting assemblies for non-pretensioned applications
5.2.3 Structural bolting assemblies for pretensioned applications
15 5.2.4 Washers
5.2.4.1 General
5.2.4.2 Taper washers
5.2.4.3 Plate washers
5.2.5 Direct tension indicators
5.2.6 Alternative direct tension indicators
16 5.2.7 Coated structural bolting components
5.2.8 Atmospheric corrosion-resistant structural bolting components
5.2.9 Locking devices
17 5.2.10 Special structural fasteners
5.2.11 Packaging
5.2.12 Test reports
5.2.13 Delivery and identification
18 5.2.14 Storage of structural bolting components and assemblies
5.2.15 Reconditioning of structural bolting components and assemblies
5.3 Studs and shear connectors
5.4 Anchorages
5.4.1 Foundation bolts
5.4.2 Other anchorage systems
19 6 Preparation and assembly
6.1 General
6.2 Holes for structural bolting
6.2.1 General
6.2.2 Dimensions of holes
6.2.2.1 General
6.2.2.2 Slotted holes
20 6.2.2.3 Holes for fit bolts
6.2.2.4 Holes for countersunk bolts
6.2.2.5 Holes in base plates for foundation bolts
6.3 Faying surfaces for bearing-type joints
21 6.4 Preparation of friction surfaces in slip-resistant joints
6.4.1 General
6.4.2 Surface preparation
6.4.3 Precautions prior to assembly
22 6.5 Assembly
23 7 Structural bolting
7.1 General
7.2 Joint types and assembly
7.2.1 Joint Type
7.2.2 Fit of joint and shims
24 7.2.3 Packing plates
7.2.4 Snugging of joint
7.2.5 Sequence of tightening
25 7.2.6 Structural bolts
7.2.6.1 Bolt diameter
7.2.6.2 Threads outside shear plane
7.2.6.3 Threads in grip
7.2.6.4 Thread protrusion
7.2.7 Nuts
26 7.2.8 Washers
7.2.8.1 General
7.2.8.2 Washer requirements for pretensioned bolts
28 7.2.8.3 Chamfered washers
7.2.8.4 Plate washers
29 7.2.8.5 Taper washers
7.2.9 Locking methods
7.3 Tightening of non-pretensioned bolts
30 7.4 Tightening of pretensioned bolts
7.4.1 Bolting procedure for pretensioned bolts
7.4.2 Pretensioning tools
31 7.4.3 Minimum pretension
7.4.4 Bolting assembly k-class calibration
7.4.5 k-factor
7.4.6 Pre-Installation verification testing
32 7.4.7 Torque method
7.4.8 Combined method
7.4.9 Spline-drive twist-off method
7.4.10 Direct tension indicator method
7.4.11 Turn-of-nut method
7.5 Fit bolts
33 7.6 Temporary bolts
7.7 Loss of pretension
34 7.8 Reuse of structural bolts
7.9 Use of special fasteners
35 7.10 Galling and seizure of stainless steel structural bolts
36 8 Inspection, testing, and correction
8.1 General
8.2 Structural bolting inspection
8.2.1 Inspection prior to erection of steelwork
8.2.2 Inspection prior to installation of bolts
8.2.3 Inspection after installation of bolts
37 8.2.4 Inspection of pretensioned bolts
8.2.4.1 General
8.2.4.2 Inspection during and after pretensioning
8.2.4.3 Inspection of torque method
38 8.2.4.4 Inspection of combined method
39 8.2.4.5 Inspection of spline-drive twist-off bolt method
8.2.4.6 Inspection of direct tension indicator method
40 8.2.4.7 Inspection of turn-of-nut method
8.2.5 Inspection of special structural fasteners and special methods
8.2.5.1 General
8.2.5.2 Other structural bolting components
8.3 Correction
8.3.1 Excessive coating thickness
8.3.2 Replacement of structural bolting components and assemblies
41 9 Documents required to claim conformity to these requirements
9.1 General
9.2 Declaration of conformity
42 Annex A (normative) Additional information, list of options and requirements related to the execution levels
A.1 List of required additional information
43 A.2 List of options
45 A.3 Requirements related to the execution levels
47 Annex B (normative) Bolting component, assembly and coating standards
B.1 General
51 Annex C (normative) Nominal hole clearances for bolts
54 Annex D (normative) Bolted friction surface slip factors
56 Annex E (normative) Nominal minimum pretension
58 Annex F (normative) Threads in grip, thread protrusion, and use of taper washers
60 Annex G (normative) Pre-installation verification testing for pretensioned bolting assemblies
61 Annex H (normative) Calibration test for EN 14399 pretensioned bolts under site conditions
H.1 General
H.2 Symbols and units
62 H.3 Principle of the test
H.4 Test apparatus
H.5 Test assemblies
H.6 Test set-up
63 H.7 Test procedure
64 H.8 Evaluation of test results
65 H.9 Test report
66 Annex I (normative) Pretensioning bolting assemblies ( Torque method
I.1 General
I.2 Torque method bolting procedure
I.3 Torque method 1
67 I.4 Torque method 2
I.5 Torque method 3
68 Annex J (normative) Pretensioning bolting assemblies ( Combined method
J.1 General
J.2 Combined method 1
69 J.3 Combined method 2
70 J.4 Combined method 3
73 Annex K (normative) Pretensioning bolting assemblies ( Spline-drive twist-off method
74 Annex L (normative) Pretensioning bolting assemblies ( Direct tension indicator method
75 Annex M (normative) Pretensioning bolting assemblies ( Turn-of-nut method
M.1 General
M.2 Turn-of-nut method – General
M.3 Turn-of-nut method 1
76 M.4 Turn-of-nut method 2
77 Annex N (informative) Bolt Tightening Qualification Procedure (BTQP)
N.1 General
79 N.2 Mechanical properties of bolting components
N.3 Suitability test
N.3.1 General
N.3.2 Test apparatus
80 N.3.3 Test assemblies
N.3.4 Test set-up
81 N.3.5 Test procedure
82 N.3.6 Evaluation of the test results
83 N.3.7 Requirements for suitability
N.3.7.1 General
N.3.7.2 Maximum individual value of the bolt force during the tightening test (Fb,max)
N.3.7.3 Angle of additional nut rotation
84 N.3.7.4 Individual values of the k-factor
N.3.8 Test report
N.4 Determination of tightening parameters
86 N.5 Inspection requirements
87 Annex O (normative) Method for structural bolting inspection
O.1 General
O.2 Sequential inspection method
O.2.1 Sampling
88 O.2.2 Sequential inspection
O.2.3 Application
89 O.3 Frequency inspection method based upon execution level
90 O.4 Task-based inspection method
92 Annex P (normative) Test to determine slip factor
P.1 General
P.2 Significant variables
P.3 Test specimens
93 P.4 Slip test procedure and evaluation of results
95 P.5 Extended creep test procedure and evaluation
97 P.6 Test results
99 Annex Q (informative) Test to determine loss of pretension
Q.1 General
Q.2 Test procedure
102 Bibliography

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BSI 22/30391786 DC
$24.66