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F
eatures
V
ol
23 N
o
1
J
anuary
/F
ebruary
2010
124
How does the Bauschinger effect
change the physical strength of
welded steel pipe?
By Lew Warren, P. Eng., consultant, Warren Consulting Inc
116
106
Weighing, measuring, handling
& packaging technology
It’s not only the actual manufacture of tubes and
pipes that is vital in the engineering process:
efficiently and safely, handling the materials is
just as vital
92
90
Heat and surface
treatments
The application of heat to metal is an ancient art, but
one that has grown in sophisication as the need for
shaping and bending tubes and pipes has grown
more demanding
T
echnical
A
rticle
Neutral axis
ID fibres in
compression
ID fibres in
compression
OD fibres in
tension
OD fibres in
tension
104
104
Tube India 2010
show feature
The fourth edition of the increasingly influential
Tube India will this year be held in Mumbai, a city
that is the home of India’s tube and pipe industry
10-12 February 2010
103
102
Tube Düsseldorf 2010
show preview
A first look at the world’s biggest tube and pipe
trade show, which will again feature all of the
world’s leading tube and pipe companies under
one roof
12-16 April 2010