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| Flow Safe was founded in 1995 as a manufacturer of enhanced performance, high quality safety relief valve products. Flow Safe’s policy of commitment to value is achived through environmentally compatible products, cost efficient design with minimal parts, quality products that are readily available, flexibility in meeting unique customer needs and no-hassle service. |
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| Soft Seated Spring Operated Safety Valve |
| Inlet connection sizes of 1/4" thru 2-1/2" threaded or flanged. Additional connections available including VCR, Frayloc, MS, British Pipe and SAE. |
| Contrustion materials of brass, carbon steel, stainless steel and aluminum. Special alloy materials available upon request. |
| Wide variety of elastomer and plactic seats. |
| Orifices sizes: -4, -6, -8, -F, -G, -H, -J |
| Set Pressures from 15 to 10,313 psig |
| Temperature range from -423 to +525°F |
| Adjustable blowdown, full lift at set pressure and full open until reseat. |
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F80 Series Catalog |
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| Inlet connection sizes of 1/2" and 3/4" MNPT. |
| Construction materials brass and stainless steel. |
| Soft seat available in elastomer or plastic materials. |
| Orifice sizes: -1, -2, -3, -4 |
| Set pressures from 15 to 10,000 psig. |
| Temperature range from -423 to +525°F |
| Made in accordance with ASME section VIII |
| Ideal for instrumentation panels, line blocks on cryogenic storage tanks, thermal relief or "Whistler valve" applications |
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| Balanced Safety Relief Valve |
| Inlet connect sizes of 3/4" and 1", threaded and flanged. |
| Construction materials of carbon steel, stainless steel and brass. Other materials available upon request. |
| Plastic seat and rugged balancing seal constructed of PTFE. |
| For gas, vapor, liquid or mixed phase service. |
| Oriface sizes: -4 and -8 |
| Set pressures from 50 to 4292 psig. |
| Temperature range from -423 to +400°F. |
| Balanced ASME-certified valve for both gas and liquid service. Pop action on gas; initial modulation on liquid. |
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F88 Series Brochure |
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| Liquid Pressure Relief Valve |
| Inlet connection sizes from 1/2" thru 2" in threaded, flanged or special. |
| Construction materials of carbon steel or stainless steel. |
| Seats available in Teflon or other types of plastic to provide bubble tight sealing. |
| Orifice sizes: -4, -8, -G and -J |
| Set Pressures: 30 to 4292 psig. |
| Temperature range: -65 to +400°F |
| Ideal for all liquid relief applications including positive displacement pump service. |
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F84L Series Catalog |
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| Pilot Operated Safety Relief Valve |
| Construction materials of carbon steel and stainless steel. |
| Elastomeric or plastic seat on the piston provides bubble tight seating. |
| Snap-acting or modulating direct mounted interchangable pilot valves with integral porting. |
| Inlet conections from 1" thru 12" |
| Set pressures: 15 to 6000 psig (ANSI 2500). |
| Temperature range: -423 to +525°F |
| Top entry main valve for easy maintenance. |
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F7000/8000 Series Catalog |
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| IM Construction Pilot Operated Safety Valve |
| Integral module construction features direct mounted pilot valve with integral porting, eliminating the tubing normally required to activate the valve and relieve the system pressure. |
| Connection sizes from 1" thru 3" |
| Set pressures: 1440 thru 6000 psig (ANSI 900 thru 2500). |
| Temperature range: -423 to +525°F |
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| Pilot-Operated Pressure Relief Valve |
| Construction materials of carbon steel, stainless steel and aluminum. |
| Elastomeric seat and seals forbubble-tight seating. |
| Inlet connection sizes from 1.5" thru 12" flanged. |
| Set pressures: 10"wc thru 285 psig. |
| Temperature range: -65 to +400°F |
| Ideal for natural gas regulator and meter protection and positive displacement blower protection |
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F70PR Catalog |
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Nordel® ,Hypalon® and Viton® are registered trademarks of DuPont Dow Elastomers.
Teflon® is a registered trademark of DuPont.
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