Pressure Relief Products

Tri-State Technical Sales selection of pressure relief products comes from outstanding product brands such as Continental Disc, Growth, and Richter. These brands are known for high quality and durable products that are guaranteed to give your plant and equipment effective relief from pressure when required.

Rupture Discs

• Sizes from 1/4" through 36".
• Burst pressures from 1" W.C. to 80,000 psig.
• Temperatures to 1000°F
• Construction materials are Aluminum, Monel ® , Inconel, Nickel, 316 Stainless Steel, Hastelloy C ® , Tantalum and Graphite.
• Compatible holders: Union, Insert, Full Bolted, Clean-Sweep, Tite Seal, Screw Type, Quick-Change and Sanitary. 

Relief Valves

• Sizes ranging from 1/2" x 1" to 20" x 24".
• Pressures from 15 to 6500 psig.
• Temperature ranges from -450°F to +1500°F
• Effective orifice areas from 0.11 to 159 square inches.
• Applications for Air, Steam, Gas, Vapor, Liquid and Cryogenic processes.
• Construction materials include steel, 316 stainless steel, Brass, Monel ® , Hastelloy ® C. Also available with materials in compliance with NACE standards. Higher temperature models use chrome moly body and bonnet.
• O-ring materials include Viton ® , Buna N, Ethylene Propylene, Silicone and Teflon ®.
• Available with threaded, flanged, socket weld, welding nipple or sanitary connections.

Relief Vents

• Sizes ranging from 2" through 12".
• Models available weight loaded, pressure spring, vacuum spring or pressure/vacuum spring.
• Construction materials include Aluminum (type 356), Carbon Steel, 316 Stainless Steel, Vinyl Ester Resin and Furan.
• Diaphragm materials include Buna N, Teflon ® and Viton ®.
• Pressure settings from 1/2 oz/in 2 to 15 psig.
• Vacuum settings from 1/2 oz/in 2 to 12 psig.
• Available with flame arrestor, pipe-away feature and steam jacket.

Flame Arresters

• Sizes ranging from 2" through 60".
• Vertical and Horizontal models.
• Construction materials include Aluminum (type 356), Carbon Steel, 316 Stainless Steel.
• Wafer design for quick and easy maintenance.
• Proven spiral wound, crimped ribbon, flame element.
• Factory Mutual approval for most sizes and materials.
• Optional with steam jacket, flanged outlet and weather hood.

Detonation Flame Arresters

• Sizes ranging from 2" through 24" (2" through 12" USCG approved).
• Standard construction materials are Carbon Steel and 316 Stainless Steel.
• Low pressure drop with multiple element sizes for each flange size.
• Easy cleaning.
• Bi-directional flame arresting.
• Vertical or Horizontal installations.
• Successfully tested to procedures approved by USCG, IMO and CSA.

Blanket Gas Regulator

• Pressure Regulator settings 0.5" W.C. to 10 PSIG.
• Available in carbon steel or stainless steel.
• 1" NPT or flanged connections.
• Totally balanced chambers for accurate performance.
• Single stage regulation, 200 psi to 1/2" W.C.
• Bubble tight shut off.