Bliss 29 Series – Pressure Relief Valve

The Bliss 29 Series Pressure Relief Valve is engineered to ensure reliable overpressure protection for vessels and pipelines across air, gas, steam, and liquid services. This versatile series features both conventional and balanced designs, built in accordance with ASME Section VIII and National Board standards. It offers high operational safety, simplified maintenance, and low fugitive emissions thanks to optional O-ring and soft-seat configurations. Available in a broad range of sizes and materials—including stainless steel, Monel®, and Hastelloy®—the 29 Series supports pressures from 15 psig to 6500 psig, with orifice areas ranging from 0.068 to 0.573 in², and can operate in extreme temperatures from -450°F to +1000°F depending on material and seal choice.

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Features

Design Compliance: ASME Section VIII, API, National Board Certified
Available Configurations: Conventional & Balanced Design
Set Pressure Range: 15 psig to 6500 psig (1 to 448 barg)
Temperature Range: -450°F to +1000°F (-268°C to +537°C), based on seal material
Seat Types: Metal Seat, Soft Seat, PTFE Seat
Orifice Sizes: C (0.071 in²), D (0.129 in²), E (0.227 in²), F (0.356 in²)
Connection Types: MNPT, FNPT, Flanged (150# to 2500#), Socket Weld, Sanitary, Welding Nipple
Material Options: 316 SS, Carbon Steel, Monel®, Hastelloy®, Inconel® Springs
O-Ring Options: Viton®, Buna-N, EPDM, Silicone, Kalrez®, PTFE
Certifications: ASME, PED, National Board, NACE MR0103 & MR0175

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Bulk Magnetic Level Gauge Manufacturer And Supplier For EPC & Industrial Projects

We specialize in bulk procurement contracts and long-term supply agreements

Our manufacturing capacity supports:

Multi-unit refinery installations
Storage tank farms
LPG & propane terminals
Chemical processing plants
Power plant boiler systems
Oil & gas separators

We provide:

Volume production scheduling
Project-based pricing
Batch certification
Framework supply contracts
Export-ready packaging

If your business requires high-volume magnetic gauges for plant expansion or infrastructure projects, we are equipped to deliver.

Pressure Safety Valve Manufacturer & Supplier in Europe - Bliss 29 Series

Bliss Europe supplies the Bliss 29 Series Conventional / Balanced Type Pressure Safety Valve, designed to meet the exacting demands of the process industry.

The Series 29 is manufactured in conformance with Section VIII of the ASME Boiler and Pressure Vessel Code for air, steam, and water service.

The pressure safety valve provides a single design capable of handling air, steam, vapor, and liquid services.

Products Deployed In

Industries Served

Oil & Gas

Refineries, offshore platforms, storage tanks

Petrochemical & Chemical

Corrosive and hazardous liquid handling

Power & Utilities

Boiler drum level, condensate monitoring

Water & Wastewater

Reservoirs, treatment plants

Marine & Shipbuilding

Ballast and bilge tank level monitoring

Pharmaceuticals

Sterile and sanitary level control

Food & Beverage Processing

Tanks containing liquids like syrups, oils, and dairy

Pulp & Paper Industry

Cemical treatment tanks, bleach towers, and storage vessels

Pressure Safety Valve Manufacturer You Can Trust

Bliss Europe delivers the Series 29 Pressure Safety Valve for European industrial installations requiring ASME Section VIII compliance and certified capacity performance.

The Series 29 supports regulated pressure systems with full technical documentation, including selection tables, material specifications, dimensional drawings, and certified capacity data.

For complete technical specifications and ordering information, refer to the Bliss 29 Series product leaflet.

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