ASME Relief Valves | McMaster-Carr

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Specifications Met

ANSI/FCI Standard

ASME Standard

Food Industry Standard

3-A Certified 64-00

FDA Compliant 21 CFR 177.2600

NSF/ANSI 61

System of Measurement

Outlet Pressure

For Use With

Maximum Inlet Pressure

Less than 500 psi

2,000 psi to 3,999 psi

Inlet Pipe Size

Body Material

Pipe Size

Maximum Pressure

1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi to 3,999 psi

4,000 psi or greater

Valve Function

Back-Pressure Regulation

Outlet Pipe Size

Inlet Thread Type

Maximum Temperature

Outlet Thread Type

Shape

Diaphragm Material

Inlet Connection

Outlet Connection

Valve Type

Back-Pressure Regulator

Seal Material

Flow Coefficient (Cv)

REACH

RoHS

Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Exempt

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44 Products

Pressure-Regulating Valves

Panel-Mount High-Pressure-Regulating Valves for Air and Inert Gas

Withstand inlet pressures up to 3,500 psi

1 product

Panel-Mount Ultra-High-Pressure-Regulating Valves for Air and Inert Gas

Withstand inlet pressures up to 6,000 psi

1 product

High-Temperature Pressure-Regulating Valves for Water, Oil, Air, and Inert Gas

Withstand temperatures up to 550° F

5 products

Sanitary Pressure-Regulating Valves

Regulate pressure on food, beverage, and pharmaceutical lines

4 products

Pressure-Regulating Valves for Drinking Water

Install in drinking water systems

9 products

High-Accuracy Pressure-Regulating Valves for Steam

Control steam line pressure with ±1 psi accuracy

12 products

Threaded Pressure-Regulating Valves for Food and Beverage

Regulate pressure in food and beverage lines

2 products

Pressure-Regulating Valves with Push-to-Connect Fittings for Food and Beverage

Push-to-connect fittings form a seal around plastic or soft metal tubing

1 product

Back-Pressure-Regulating Valves

Sanitary Back-Pressure-Regulating Valves

Install at the end of pipelines on processing and sanitizing equipment

3 products

Other Products

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

3 products