Valves for Hydrogen | McMaster-Carr

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For Use With

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (20% Concentration)

Argon/Carbon Dioxide Blend

Citric Acid (25% Concentration)

Citric Acid (50% Concentration)

Citric Acid (100% Concentration)

Hydraulic Fluid (Petroleum Based)

Hydraulic Oil

Hydrochloric Acid

Hydrochloric Acid (37% Concentration)

Hydrogen

Hydrogen Peroxide (30% Concentration)

Liquid Carbon Dioxide

Methanol (Methyl Alcohol)

Methyl Ethyl Ketone (MEK)

Nitric Acid (20% Concentration)

Nitric Acid (25% Concentration)

Nitric Acid (50% Concentration)

Nitric Acid (100% Concentration)

Phosphoric Acid (70% Concentration)

Sodium Carbonate (Soda Ash)

Sodium Hydroxide (Caustic Soda)

Sodium Hydroxide (Caustic Soda) (20% Concentration)

Sodium Hydroxide (Caustic Soda) (25% Concentration)

Sodium Hydroxide (Caustic Soda) (50% Concentration)

Sodium Hydroxide (Caustic Soda) (75% Concentration)

Sodium Hydroxide (Caustic Soda) (100% Concentration)

Sodium Hypochlorite (Bleach)

Sulfuric Acid (75% Concentration)

Synthetic Oil

Toluene (Methylbenzene)

Outlet Pressure

Body Material

Maximum Inlet Pressure

500 psi to 999 psi

2,000 psi to 3,999 psi

Inlet Pipe Size

Valve Function

Maximum Outlet Pressure Gauge Measurement

Inlet CGA Number

Connects To

Inlet Thread Type

Inlet Gender

Set Pressure

Minimum Temperature

Relief Port Pipe Size

3/4

Inlet Connection Port

Thread Type

Maximum Temperature

Inlet Connection

Set Pressure Configuration

Fixed

Stage

Single Stage

Two Stage

Relief Port Thread Type

NPT

RoHS

Compliant

Compliant with Exemptions

Not Compliant

Inlet Thread Direction

Left Hand

Right Hand

DFARS Specialty Metals

Exempt

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

EAR99

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30 Products

Fluid Handling

Pressure-Regulating Valves

Reduce inlet pressure to a lower outlet pressure to protect sensitive equipment

11 products

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

2 products

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

3 products

Fastening and Joining

Welding Gas Flashback Arresters

Attach to your gas welder to extinguish flames and stop reverse gas flow

13 products