Welding Fittings | McMaster-Carr

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Compressed Non-Asbestos Synthetic Fiber

Stainless Steel

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Expansion Joint

Reducing Adapter

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Stainless Steel

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Partially Threaded

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Specifications Met

NACE MR0175/ISO 15156

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

DFARS Specialty Metals

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Compliant with Exemptions

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5,531 Products

Fluid Handling

Pipe and Pipe Fittings

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Hose Fitting Nuts

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Hose End Caps

Cover the ends of hose to keep out dirt and debris

Hose Ferrules

Crimp on to create a permanent connection between hose and barbed hose fittings

Hose Crimpers

Crimp ferrules onto hose to secure fittings

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

Manual On-Off Valves

Manual On-Off Valves

Start and stop flow through a line

Motor-Actuated On-Off Valves

Motor-Actuated On-Off Valves

An electric motor handles higher flow rates and pressures than solenoid valves

Fastening and Joining

Weld Nuts

Weld to metal surfaces to add permanent threads

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)