Tubing Check Valve, Flared Style – TF

Description

The Tubing Check Valve-Flared (TF) is a three piece constructed check valve with 37º flared end fittings that conform to SAE J514 & ISO 8434-2. These valves are designed for maximum flow with minimal pressure drop. Many valves in this series can be supplied with B16.34 certification.

Size & Dimension

Tubing
O.D.
Size
Size CodeAHex* BCOrifice Diameter
1/8A2.167/80.690.348
1/4B2.167/80.890.348
3/8C2.167/80.910.348
1/2D2.471-1/81.040.464
5/8E2.631-1/41.200.464
3/4F2.921-1/21.380.593
7/8G3.341-7/81.400.890
1H3.341-7/81.460.890
1-1/4I3.482-1/41.581.135
1-1/2J3.812-1/21.791.385
2K5.093-1/22.192.025


NOTES (DIMENSIONS TABLE)*May be larger and/or round.Consult factory for more information.

Available Materials
  • 316 Stainless Steel (SS)
  • Brass (BR)
  • Carbon Steel (CS)
Pressure Temperature Table

Line SizeNon-Shock Pressure-Temperature Rating  
Stainless Steel (SS)Carbon Steel (CS)Brass (BR)
1/8" - 1/2"7700 PSIG
@ 100 °F
6000 PSIG
@ 100 °F
3000 PSIG
@ 100 °F
5/8" - 3/4"6000 PSIG
@ 100 °F
5000 PSIG
@ 100 °F
1600 PSIG
@ 100 °F
7/8"5400 PSIG
@ 100 °F
5000 PSIG
@ 100 °F
1600 PSIG
@ 100 °F
1"5400 PSIG
@ 100 °F
4500 PSIG
@ 100 °F
1600 PSIG
@ 100 °F
1-1/4"3600 PSIG
@ 100 °F
4000 PSIG
@ 100 °F
1600 PSIG
@ 100 °F
1-1/2"2400 PSIG
@ 100 °F
3000 PSIG
@ 100 °F
1600 PSIG
@ 100 °F
2"1800 PSIG
@ 100 °F
2000 PSIG
@ 100 °F
1600 PSIG
@ 100 °F

Seat material and spring material selection may limit the recommended service temperature.
See seat ratings, spring ratings, and body material ratings for their respective recommended service temperatures.
Consult the factory for reduced P-T rating above 100 °F. Standard spring material is 316 Stainless Steel.

Flow Data

PRESSURE DROP PSI

SizeCv
1/80.08
1/40.7
3/81.6
1/23.1
5/84.3
3/45.4
7/88.5
111.5
1-1/416.0
1-1/229.0
260.0

FOR WATER AT 72°F

WATER FLOWRATE - GPM

Note: All flow curves and Cv values presume the valves are fully open with 1/2 PSI cracking pressure springs. Consult the factory for more information.

Valve Weights

SIZEPART NUMBERALL MATL
1/8TFA5.5 oz.
1/4TFB6.6 oz.
3/8TFC7.2 oz.
1/2TFD13 oz.
5/8TFE1.8 lb.
3/4TFF2.3 lb.
7/8TFG2.7 lb.
1TFH3.0 lb.
1-1/4TFI5.7 lb.
1-1/2TFJ7.8 lb.
2TFK15 lb.

Valve weights are approximate.

Seat & Cracking Pressure Options

Valve StyleSize RangeBody Materials
Other Options
Allowable Seat Materials
Other Options
Standard Cracking Pressures
Other Options
More Info.
Standard Spring Material
More Info.
TF1/4" - 1-1/4"316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TF1/4" - 1-1/4"C. SteelAFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TF1-1/2" - 2"316 SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
TF1-1/2" - 2"C. SteelAFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS

For additional information about Check Valves

What is a Silent Check Valve?
What is a Spring Loaded Check Valve?
What is a Poppet Check Valve?

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