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Self
-Forming
Threads
Thread
forming
(spin
drive)
fittings,
have
special
tapered
drive
threads
for
fast
production
line
installation
in
untapped
hole,
saving
the
tapping
cost.
A
leakproof
permanent
seal
is
formed
because
the
installation
force
causes
the
material
of
the
untapped
hole
to
reshape
conforming
to
the
fittings
contour.
Use
in
heat-treated
parts
is
not
recommended.
Thread
forming
fittings
can
be
replaced
by
any
standard
threaded
fitting
or
by
another
thread-forming
fitting.
Maximum
Pressure
is
8,000
PSI.
All
zinc
dichromate
fittings
minimum
96
hours
to
red
rust.
All
zinc
fittings
case
hardened
to
Vickers
HV1
or
83
min
Rockwell
15N.
All
stainless
steel
fittings
are
type
303
stainless. |
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