Weld-On Flanges | McMaster-Carr

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Compressed Non-Asbestos Synthetic Fiber

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1,111 Products

Fluid Handling

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

403 products

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

145 products

Tube Fittings

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

43 products

Orifice Valves

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

24 products

Fastening and Joining

Weld Nuts

Weld to metal surfaces to add permanent threads

308 products

Heating, Ventilation, and Air Conditioning

Duct Flanges

Mount on equipment to start a run of duct, or create a secure joint between two sections

41 products