Applications & Features

  • Flanged Seal with extended diaphragm for Off-line process connection
  • Enable flush installation on pipe or heavily insulated tanks.
  • Standard flange sizes from ANSI 2” to 4”.
  • Additional sizes available on request
  • Standard flange ratings from ANSI Class 150 to ANSI Class 2500
  • Custom extension lengths and diameters are available

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Ordering Information

Base Model HFE Flanged Extended Seal
Type
A ANSI Raised Face (RF)
R ANSI RING Joint (RTJ)
D DIN (RF) EN1092-1
Inst. Connection
W Weld Connection ( Not available with Titanium or Zirconium)
2 1/4" NPT
4 1/2" NPT
Upper Insert
S6 316 / 316LSS
TI Titanium (Required with Titanium wetted materials)
Z7 Zirconium 702 (Required with Zirconium wetted materials)
Process Connection Size
20 2.0" 1.90" Ext, Diameter Standard
30 3.0" 2.80" Ext, Diameter Standard
40 4.0" 3.70" Ext. Diameter Standard
C0 DN50
D0 DN80
E0 DN100
F0 DN125
Process Connection Rating
A 150#
B 300#
C 600#
D 900#
E 1500#
F 2500#
G PN 10/40 Use with DN25, DN40, DN50
H PN 10/16 Use with DN80, DN100, DN125
J PN 25/40 Use with DN80, DN100, DN125
K PN 63/100 Use with DN25, DN40
L PN 63 Use with DN50, DN80, DN100, DN125
M PN 100 Use with DN50, DN80, DN100, DN125
Flange Material
S6 316/316L
CS Carbon Steel
Extension / Wetted Material
S6 316 / 316LSS
S4 304 / 304LSS
C2 Alloy 20
HC Alloy C-276
HB Alloy B-3
M4 Alloy 400
I6 Alloy 600
DP Alloy 2205
NI Nickel 201 /200
TI Titanium
Z7 Zirconium 702
Extension Length
20 2.00 Inch
40 4.00 Inch
60 6.00 Inch
80 8.00 Inch
XXX Length as specified
Diaphragm Material
S6 316 / 316LSS
S4 304 / 304LSS
TA Tantalum
C2 Alloy 20
HC Alloy C-276
HB Alloy B-3
M4 Monel 400
I6 Alloy 600
DP Alloy 2205
NI Nickel 201 /200
TI Titanium ( Titanium wetted part required)
Z7 Zirconium 702 (Zirconium wetted parts required)
Options
/AU Gold Plated Diaphragm
/NS PTFE Coated Diaphragm (Non-Stick Only - Not for corrosion protection)
/SD Special extension Diameter as specified
/MC Material cert w/ MTR’s

 

HFE Dimensions

ANSI Flange Size Diaph. Diameter Type “A” Flange Diameter “B” “C” “D” “E” “F” Bolt Qty., Hole Diameter, Bolt Circle Diameter
2"-150# 1.9" RF 0.75" 6.00" 0.33” 3.62" 1.9" Order Specific 2.23” (4X), 0.75Ø, 4.75Øb.c.
3"-150# 2.8" RF 0.94" 7.50" 0.33” 5.00" 2.8" Order Specific 2.23” (4X), 0.75Ø, 6.00Øb.c.
4"-150# 3.5" RF 0.94" 9.00" 0.33” 6.19" 3.7" Order Specific 2.23” (8X), 0.75Ø, 7.50Øb.c.
2"-300# 1.9" RF 0.88" 6.50" 0.33” 3.62" 1.9" Order Specific 2.23” (8X), 0.75Ø, 5.00Øb.c.
3"-300# 2.8" RF 1.12" 8.25" 0.33” 5.00" 2.8" Order Specific 2.23” (8X), 0.88Ø, 6.62Øb.c.
4"-300# 3.5" RF 1.25" 10.00" 0.33” 6.19" 3.7" Order Specific 2.23” (8X), 0.88Ø, 7.88Øb.c.
2"-600# 1.9" RF 1.25" 6.50" 0.33” 3.62" 1.9" Order Specific 2.23” (8X), 0.75Ø, 5.00Øb.c.
3"-600# 2.8" RF 1.50" 8.25" 0.33” 5.00" 2.8" Order Specific 2.23” (8X), 0.88Ø, 6.62Øb.c.
4"-600# 3.5" RF 1.75" 10.75" 0.33” 6.19" 3.7"4 Order Specific 2.23” (8X), 1.00Ø, 8.50Øb.c.
2"-900# 1.9" RF 1.75" 8.50" 0.33” 3.62" 1.9" Order Specific 2.23” (8X), 1.00Ø, 6.50Øb.c.
3"-900# 2.8" RF 1.75" 9.50" 0.33” 5.00" 2.8" Order Specific 2.23” (8X), 1.00Ø, 7.50Øb.c.
4"-900# 3.5" RF 2.00" 11.50" 0.33” 6.19" 3.7" Order Specific 2.66” (8X), 1.25Ø, 9.25Øb.c.
2"-1500# 1.9" RF 1.75" 8.50" 0.33” 3.62" 1.9" Order Specific 2.23” (8X), 1.00Ø, 6.50Øb.c.
3"-1500# 2.8" RF 2.13" 10.50" 0.33” 5.00" 2.8" Order Specific 2.66” (8X), 1.25Ø, 8.00Øb.c.
4"-1500# 3.5" RF 2.38" 12.25" 0.33” 6.19" 3.7" Order Specific 3.31” (8X), 1.38Ø, 9.50Øb.c.
2"-2500# 1.9" RF 2.25" 9.25" 0.33” 3.62" 1.9" Order Specific 2.66” (8X), 1.12Ø, 6.75Øb.c.
3"-2500# 2.8" RF 2.87" 12.00" 0.33” 5.00" 2.8" Order Specific 3.31” (8X), 1.38Ø, 9.00Øb.c.

Additional flange standards and custom extension lengths and dimensions available on request. Consult Factory

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