CONTENTS
Page
2.
MATERIAL CLASSES . . . . . . . . . . . . . . . . .39-7
a.
CLASS 1, Material of proven characteristics .39-7
b.
CLASS 2, Material of known properties . . . .39-10
c.
CLASS 3, Materials whose properties are to be
proven . . . . . . . . . . . . . . . . . . . .39-11
3.
MATERIALS PERMITTED . . . . . . . . . . . . . . . .39-12
4.
MATERIALS SPECIFICALLY NOT PERMITTED
. . . . . . .39-12
5.
MATERIAL TOUGHNESS . . . . . . . . . . . . . . . .39-13
a.
Notch Sensitivity . . . . . . . . . . . . . .39-13
6.
CORROSION CONSIDERATIONS
. . . . . . . . . . . . .39-20
Section
3.
DESIGN
. . . . . . . . . . . . . . . . . . . . . .39-22
1.
DESIGN
. . . . . . . . . . . . . . . . . . . . . .39-22
2.
METHODS OF DETERMINING STRESSES . . . . . . . . . .39-22
a.
Stress Analysis Methods . . . . . . . . . . .39-22
b.
Stress Intensity Limits . . . . . . . . . . .39-24
c.
Types of Stresses . . . . . . . . . . . . . .39-24
d.
Stress Classification . . . . . . . . . . . .39-25
e.
Determining Stress Intensities . . . . . . . .39-25
3.
DESIGN REQUIREMENTS . . . . . . . . . .
. . . . . .39-33
a.
Article D-1, "General" . . . . . .
. . . . . .39-33
b.
Article D-2, "Shells of Revolution
Under
Internal Pressure" . . . . . . . .
. . . . . .39-35
c.
Article D-3, "Shells of Revolution Under
External Pressure" . . . . . . . . . . . . .
.39-35
d.
Article D-4, "Welded Joints" . . . . . . . .
.39-35
e.
Article D-5, "Openings and Their
Reinforcement" . . . . . . . . . . . . . . .
.39-36
f.
Article D-6, "Nozzles and Other Connections"
.39-36
g.
Article D-7, "Flat Heads, Bolted and Studded
Connections" . . . . . . . . . . . . . . . .
.39-36
h.
Article D-8, "Quick-Actuating Closures" . .
.39-36
i.
Article D-9, "Attachments and Supports" . .
.39-37
j.
Article D-10, "Access and Inspection
Openings" . . . . . . . . . . . . . . . . .
.39-37
4.
"RULES FOR BOLTED FLANGE CONNECTIONS" . . . . . . .39-37
5.
"EXPERIMENTAL STRESS ANALYSIS"
. . . . . . . . . .39-37
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