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The Tubing Check (TV) valve is constructed with compression tube fittings (flareless) and is designed for a minimum pressure drop. The valves are furnished complete with ferrules and nuts. The TV valve can also be used as a low pressure relief valve or vacuum breaker by using the desired spring settings. Many valves in this series can bu supplied with B16.34 certification.
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316 Stainless Steel (SS) Brass (BR) Carbon Steel (CS)
Line Size | Non-Shock Pressure-Temperature Rating | ||
Stainless Steel (SS) & Carbon Steel (CS) | Brass (BR) | ||
1/8" | 4500 PSIG @ 100 °F | 3000 PSIG @ 100 °F | |
1/4" - 1/2" | 5000 PSIG @ 100 °F | 3000 PSIG @ 100 °F | |
5/8" | 5000 PSIG @ 100 °F | 1600 PSIG @ 100 °F | |
3/4" | 4500 PSIG @ 100 °F | 1600 PSIG @ 100 °F | |
7/8" - 1" | 4000 PSIG @ 100 °F | 1600 PSIG @ 100 °F | |
1-1/4" - 1-1/2" | 3000 PSIG @ 100 °F | 1600 PSIG @ 100 °F | |
2" | 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.
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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 are approximate.
SIZE PART NUMBER ALL MATL 1/8 TVA 6.9 oz. 1/4 TVB 7.6 oz. 3/8 TVC 8.1 oz. 1/2 TVD 13 oz. 5/8 TVE 1.8 lb 3/4 TVF 2.3 lb. 7/8 TVG 2.7 lb. 1 TVH 3.0 lb. 1-1/4 TVI 4.9 lb. 1-1/2 TVJ 7.8 lb. 2 TVK 15 lb.
Valve Style | Size Range | Body Materials Other Options | Allowable Seat Materials Other Options | Standard Cracking Pressures Other Options More Info. | Standard Spring Material More Info. | |
TV | 1/8" - 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 |
TV | 1/8" - 1-1/4" | C. Steel | AFLAS® Buna-N Kalrez® "Metal to Metal" |
Neoprene PTFE Viton® |
1/8 PSI 1/2 PSI 1.5 PSI 3.5 PSI |
316 SS |
TV | 1-1/2" - 2" | 316SS Brass |
AFLAS® Buna-N EPDM Kalrez® |
"Metal to Metal" Neoprene PTFE Viton® |
1/8 PSI 1/2 PSI 1.5 PSI |
316 SS |
TV | 1-1/2" - 2" | C. Steel | AFLAS® Buna-N Kalrez® "Metal to Metal" |
Neoprene PTFE Viton® |
1/8 PSI 1/2 PSI 1.5 PSI |
316 SS |
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