Butt Weld Nipples | McMaster-Carr

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About Pipe and Fittings

Measure your pipe and fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.

Pipe and Fittings

Stainless Steel Threaded Pipe and Fittings

Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

Low-Pressure Stainless Steel Threaded Pipe Fittings

Low-Pressure Stainless Steel Threaded Pipe Fittings

For pressures up to 500 psi

Iron and Steel Threaded Pipe and Fittings

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Pair with medium-pressure fittings; also known as Schedule 80

Ultra-Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Ultra-Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Our strongest threaded pipe for handling extreme pressures; also known as Schedule XXH

Stainless Steel Unthreaded Pipe and Fittings

Standard-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

Standard-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

Pair with low- and medium-pressure fittings; also known as Schedule 40

Thin-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

Thin-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 10

Extra-Thick-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

Extra-Thick-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

The strongest stainless steel pipe we offer for extreme pressures; also known as Schedule 160

Thick-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

Thick-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

Pair with high-pressure fittings; also known as Schedule 80

Brass and Bronze Threaded Pipe and Fittings

Standard-Wall Brass and Bronze Threaded Pipe Nipples and Pipe

Standard-Wall Brass and Bronze Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

Iron and Steel Unthreaded Pipe and Fittings

Standard-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Standard-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Pair with high-pressure fittings; also known as Schedule 80

FM-Approved Standard-Wall Iron and Steel Grooved-End Pipe Nipples and Pipe

FM-Approved Standard-Wall Iron and Steel Grooved-End Pipe Nipples and Pipe

Clamp to fittings for quick access to fire water mains and sprinkler systems

Ultra-Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Ultra-Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Our strongest unthreaded pipe for handling extreme pressures; also known as Schedule XXH

Aluminum Unthreaded Pipe and Fittings

Standard-Wall Aluminum Unthreaded Pipe Nipples and Pipe

Standard-Wall Aluminum Unthreaded Pipe Nipples and Pipe

Pair with low- and medium-pressure fittings; also known as Schedule 40

Thick-Wall Aluminum Unthreaded Pipe Nipples and Pipe

Thick-Wall Aluminum Unthreaded Pipe Nipples and Pipe

The strongest aluminum unthreaded pipe we offer; also known as Schedule 80

Thin-Wall Aluminum Unthreaded Pipe Nipples and Pipe

Thin-Wall Aluminum Unthreaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 10

High-Pressure Aluminum Butt-Weld Pipe Fittings

High-Pressure Aluminum Butt-Weld Pipe Fittings

Beveled ends help create strong welds for maximum flow in high-pressure lines

Copper Unthreaded Pipe and Fittings

Standard-Wall Copper Unthreaded Pipe Nipples and Pipe

Standard-Wall Copper Unthreaded Pipe Nipples and Pipe

Pair with low-pressure fittings

Other Products

Hose Fittings

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

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