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Manufacturing,
Engineering
and
Sales
tince
I938
Phone:
617-527-4i85
Fax:
6
I 7-g
04-3
746
E-Mail:
sales@asrichards. com
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Metal
Protection
Tubes
-
Nominal Pipe Sizes
(NPS)
t
Note:
Richards SP metal thermocouple protection tubes
are
manufactured from drilled solid bar stock
to
maximize the wall
thickness. They
are excellent for high temperature, severe service applications
where
extra stiffness and
wear
resistance are critical.
SP
PIpe
Slze
lrf
Ptpe SIze
!r/4"
t
PiPe
Size
2
3
4
t/2"
t
Pipe Size
5
(t
,/8"
'
Pipe Size
l/4"
t
PiPe
Size
7
8
I
ff
Size
Cast
lron
U*Coatod
Cast
lron
Coatcd
Open Tube
Examples:
The
part number
601-YOBE-I2 signifies
a
1"
O.D.,
Alloy
601,
open
both ends,
with
no threads.
The
part number
601-OBE-I2
signifies
a
1"
O.D.,
Alloy
601,
open
both ends,
with one
end threaded.
The
part number
601-OBE2T-12
signifies
a
1"
O.D.,
Alloy
601,
open
both ends,
with
both ends threaded.
Closed Tube
Examples:
The
part
number
601-12
signifies
a
1"
O.D.,
Alloy
601,
closed one
end, with
one
end threaded.
The
part number
601-12-NT signifies
a
1"
O.D.,
Alloy
601,
closed one
end,
with
no threads.
The
part number
601-12-OT1.5
signifies
a
1"
O.D.,
Alloy
601,
closed one end,
1.5" long threads.
The
part number 601-12-HWP signifies
a
1"
O.D., Alloy 601, closed one end, 3/16"
weep
hole
3"
from
end.
t/8
,
PTPE
Visit
Our Web
Site
At
WWW.ASRTCHARDS.COM
@ @
Page 89