ASME PCC 1 : 2013

Foreword
Committee Roster
1 Scope
2 Introduction
3 Training and Qualification of Bolted
   Joint Assembly Personnel
4 Cleaning and Examination of Flange
   and Fastener Contact Surfaces
5 Alignment of Flanged Joints
6 Installation of Gasket
7 Lubrication of "Working" Surfaces
8 Installation of Bolts
9 Numbering of Bolts
10 Tightening of Bolts
11 Tightening Sequence
12 Target Torque Determination
13 Joint Pressure and Tightness Testing
14 Records
15 Joint Disassembly
16 References
Appendices
A - Training and Qualification of Bolted Joint
    Assembly Personnel
B - Description of Common Terms
C - Recommended Gasket Contact Surface Finish
    for Various Gasket Types
D - Guidelines for Allowable Gasket Contact Surface
    Flatness and Defect Depth
E - Flange Joint Alignment Guidelines
F - Alternatives to Legacy Tightening Sequence/Pattern
G - Use of Contractors Specializing in Bolting Services
H - Bolt Root and Tensile Stress Areas
I - Interaction During Tightening
J - Calculation of Target Torque
K - Nut Factor Calculation of Target Torque
L - ASME B16.5 Flange Bolting Information
M - Washer Usage Guidance and Purchase Specification for
    Through-Hardened Washers
N - Definitions, Commentary, and Guidelines on the Reuse
    of Bolts
O - Assembly Bolt Stress Determination
P - Guidance on Troubleshooting Flanged Joint Leakage
    Incidents

The bolted flange joint assembly (BFJA) guidelines described in this document apply to pressure-boundary flanged joints with ring-type gaskets that are entirely within the circle enclosed by the bolt holes and with no contact outside the circle.