Thick-Wall Steel (Schedule 80) Butt-Weld Pipe Fittings | McMaster-Carr

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548 Products

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

Iron and Steel Unthreaded Pipe and Fittings

High-Pressure Iron and Steel Butt-Weld Pipe Fittings

High-Pressure Iron and Steel Butt-Weld Pipe Fittings

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

High-Pressure Iron and Steel Socket-Connect Pipe Fittings

High-Pressure Iron and Steel Socket-Connect Pipe Fittings

Easier to weld than butt-weld fittings and withstand pressures up to 3,000 psi

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

High-Pressure Iron and Steel Unthreaded Pipe Flanges

High-Pressure Iron and Steel Unthreaded Pipe Flanges

Create an access point in lines up to 1,400 psi; also known as Class 300 or Class 600 flanges

Extreme-Pressure Iron and Steel Unthreaded Pipe Flanges

Extreme-Pressure Iron and Steel Unthreaded Pipe Flanges

Create an access point in extreme-pressure lines; also known as Class 1500 flanges

Stainless Steel Unthreaded Pipe and Fittings

High-Pressure Stainless Steel Butt-Weld Pipe Fittings

High-Pressure Stainless Steel Butt-Weld Pipe Fittings

Beveled ends help create strong welds for maximum flow in lines up to 3,000 psi

High-Pressure Stainless Steel Socket-Connect Pipe Fittings

High-Pressure Stainless Steel Socket-Connect Pipe Fittings

Easier to weld than butt-weld fittings and withstand pressures up to 3,000 psi

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

Stainless Steel Threaded Pipe and Fittings

High-Pressure Stainless Steel Threaded Pipe Fittings

High-Pressure Stainless Steel Threaded Pipe Fittings

Strong enough for pressures up to 3,000 psi

Iron and Steel Threaded Pipe and Fittings

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

Aluminum Unthreaded Pipe and Fittings

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

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

Aluminum Threaded Pipe and Fittings

High-Pressure Aluminum Threaded Pipe Fittings

High-Pressure Aluminum Threaded Pipe Fittings

Our strongest aluminum threaded fittings withstand pressures up to 3,000 psi

Other Products

Pipe Traps

Create a seal that prevents the backflow of gas

Pipe Stub Ends

Connect a pipe flange to a pipe without needing to weld it in place

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