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U. S. Flexible Metallic Tubing Co., Keflex Mfg. Div. Expansion Joints
' KEFLEX EXPANSION JOINTS Corrugated, Packless Type
FOR STEAM AND HOT WATER HEATING SYSTEMS AND PROCESS PIPING
KEFLEX packless type Expansion Joints are made from highly flexible laminations of Type 321 or 347 stabilized stainless steel. Standard equipment in both KEFLEX Types 158 and 308 consists of a packless type, stainless steel bellows; weld ends or carbon
steel flanges: self guiding, full bore, flow liner; and self equalising contour control rings in sizes over 4 in., also available for smaller
sizes. Type 308
reinforcing shoulder rings. Sizes 2 in. through 48 in. The force to compress KEFLEX Expansion Joints is
usually less than 100 lb.
Rigid flanges supplied on standard Types 15S-12E and 15S-15-12E assemblies have a series 15 drilling, but with special elongated bolt holes to permit easy installation in the event companion flange bolt holes are misaligned.
TYPE
15S-9B
I5S-1S-9Z
15S-I2E
I56-I5-12E
Overall Sixes
rL-esngfyth-r
Working Pressure pmg Temperature Fahr. Traverse Compression Rvteraann
tt.00* 13.00*
150
2.00* o.so*
lUi..7tSy*
150
4l..ooor*
7.75* 6.75*
ISO too* 0.50*
14.00* u.oo*
150
?oo* 1.00*
^*g*fj
If5??}
308-9E
308-1S-9E
308-14E
308-15-14E
When flanges are required, Type 308 is fitted with lap joint or swivel flanges. 150 lb type is standard; 300 lb type and heavier are
available.
J0S-9E
J06-15-9E
308-14E
jr*-i5-iE
Overall Length Sixes r-syi'-r .Sixes IM*-*4* tod.
ar.giwxwwi Working Pressure psig ii.^mnwi Temperature Fahr. Trarene Cnmpminna Extendtm
t*.so* 14.00*
sao 900 2.00* o.so*
a.oo* 23.00*
200 8004.00* 1.00*
14.50* 14.00*
200 500 2.00* O.SO*
KEFLEX ANCHOR BASE UNITS (INTERMEDIATE TYPES)
308-EAB-9E
158-EAB-12E
308-CAB-14E
KTO 300-EAB-2E (Patenl Pending)
KTO 300CAB-2E (Patent Pending)
KTO 300-15EAB-14E (Patent Pmdins)
KTO 300-ISCAB-14E (Patent Pending)
. Expansion Joints li. Sr Flexible Metallic Tubing Co* Keflex Mfg, Div.
301
KEFLEX-KETROL CONTROLLED EXPANSION JOINTS FOR EXTRA SAFETY
POSITIVE PROTECTION AGAINST TORSION. FOR USE IN PIPE UNES TO COMPENSATE FOR EXPANSION AND CONTRACTION
(Patent Pending)
KEFLEX-KETROL, self guiding, anti-torsion, packless type, expansion joints are manufactured with multi-ply. Type 321 or 347 stabilized stainless steel and enclosed by a special alloy steel shroud having two matched sections. Each section has at least four
equally spaced finger-type projections at one end, which fit axially into the space between the finger projections of the companion section so as to serve as a positive guide to the bellows element and prevent torsion and deflection. The shroud cage also protects the bellows from exterior damage.
The lengths of the finger projections determine the full extent to which the bellows may be compressed, and also provide sufficient
travel to accommodate extension of the bellows in the event ambient temperatures drop below normal and the pipe lines contract accordingly. Steel nngs to prevent over extension of the bellows element are attached to the ends of the finger projections of each companion section. The rings also maintain complete concentricity of the matched shroud-cage and insure structural stability.
KTO-150-2E
KTO-1SO-1S-2E
KTO-1SO-L2E
KTO-150-15-12E
Rigid flanges supplied on standard Types KTO-150-I2E and KTO 150-15-12E assemblies have a series 15 drilling, but with special elongated bolt holes to permit easy installation in the event companion flange bolt holes are misaligned.
Overall Lenitb sue* r-w-r Sam I)i*-J4* lad.
Msrimnm Working Pressure U MT>nx>TT. Tempoatare F Tern.vet* Cotapremioa
STANDARD UNITS KTCMSO-I5-2E
' KOI i.otr 0.50*
KTO-300-2E
KTO-300-1$->2E
KTO-300-14E
KTO-300-15-14E
When flanges are required, KTO 300 are fitted with lap joint or swivel flanges. 150 lb type are standard;'300 lb type and heavier are available.
STANDARD UNITS _
KTO-SXMJ-2E
KTO-300-15-KE
Sires
Ipel.
Maximum Warking Pressure D>
Maximum Temperature F
Traverse Compres-oa
TYPE KTO 450
Pressures to 450 psig--Temperatures to 800 F. For 2 in. Traverse in Compression and )4 in. in Extension
Type KTO-450-2E with Ends Beveled for Welding Type KTO-450-14E with 300 lb, Type Lap Joint Flange
For 4 in. Traverse in Compression and 1 in. in Extension Type KTO-4SO-15-2E with Eads Beveled for Welding Type KTO-450-15-14E with 300 lb, Type Lap Joint Flange
NOTE: Type 450 measurements are essentially the g>>rn M type 300 listed above, except 450 standard flanges are series 30 (300-Ib type)