ISI Handbook for Structural Engineers -Part- 4 Use of High Strength Friction Grip Bolts 1969 Edition
The IS SP 6 (Part 4) - 1969 standard offers detailed instructions for employing high strength friction grip (HTFG) bolts in structural engineering. It addresses design criteria, manufacturing processes, bolt tightening techniques, and inspection methods to guarantee durable bolted connections with enhanced resistance to fatigue. This code is vital for professionals engaged in the design and assembly of steel frameworks utilizing HTFG bolts to ensure maximum joint efficiency and safety.
15Sections
112Clauses Indexed
✓AI Search Ready
1969Edition
Structural Engineering and structural sectionsCategory
The IS SP 6 (Part 4) - 1969 standard offers detailed instructions for employing high strength friction grip (HTFG) bolts in structural engineering. It addresses design criteria, manufacturing processes, bolt tightening techniques, and inspection methods to guarantee durable bolted connections with enhanced resistance to fatigue. This code is vital for professionals engaged in the design and assembly of steel frameworks utilizing HTFG bolts to ensure maximum joint efficiency and safety.
Audience
Who Uses This Standard
Structural design engineers
Steel fabrication specialists
Civil construction engineers
Quality assurance inspectors
Design consultants
Bridge design engineers
Mechanical engineers focusing on steel connections
Contents
Key Topics Covered
✓Background and benefits of high strength bolting
✓Design considerations for bolted joints under shear, tension, and combined stresses
✓Bolt tightening techniques including torque control and part-turn approaches
✓Calibration and application of torque wrenches and multipliers
✓Inspection and sampling protocols following bolt tensioning
✓Joint assembly and surface preparation procedures
✓Performance characteristics of friction grip joints under external tensile loads
✓Fatigue life and stress concentration effects in bolted connections
✓Innovations such as load indicating bolts and modern bolting technologies
✓Design case studies for lap joints, column bases, and moment-resisting connections
✓Slip factor values and proof load standards for various bolt grades and dimensions
✓Impact of cyclic loading on joint durability and performance
Structure
Table of Contents
1Overview
1.1Historical Development
1.2Fundamental Concepts
1.3Benefits of High Strength Bolts
1.4Practices and Guidelines
2Joint Design Principles
2.1General Guidelines
2.2Design of Shear Connections
2.3Handling External Tensile Forces
2.4Combined Shear and Tension Effects
2.5Moment-Resisting Connections
2.6Effect of Repeated Load Variations
3Manufacturing and Assembly
3.1General Considerations
3.2Methods of Torque Control
Frequently Asked
Popular Questions About IS SP
?Which techniques are recommended for tightening high strength friction grip bolts?▼
Detailed answer not available.
?In what way does the slip factor influence friction grip joint design?▼
Detailed answer not available.
?What inspection methods are used to verify correct bolt tension after assembly?▼
Detailed answer not available.
?How is the design of bolts adjusted to accommodate combined tension and shear forces?▼
Detailed answer not available.
?What are the key advantages of high strength friction grip bolts compared to rivets?▼
Detailed answer not available.
✦
Need Detailed Clause Answers?
Ask AI about any clause, requirement, or provision in IS SP. Get instant, clause-cited responses powered by our indexed library.