Steel Butt-Weld Pipe Fittings

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3,636 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

Stainless Steel Unthreaded Pipe and Fittings

Medium-Pressure Stainless Steel Butt-Weld Pipe Fittings

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

164 products

Low-Pressure Stainless Steel Butt-Weld Pipe Fittings

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

258 products

High-Pressure Stainless Steel Butt-Weld Pipe Fittings

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

69 products

Standard-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

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

286 products

Low-Pressure Stainless Steel Unthreaded Pipe Flanges

Create an access point in lines up to 230 psi

42 products

Thin-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

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

139 products

High-Pressure Stainless Steel Unthreaded Pipe Flanges

Create an access point in lines up to 1,200 psi; also known as Class 300 or Class 600 flanges

29 products

High-Pressure Stainless Steel Socket-Connect Pipe Fittings

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

49 products

Thick-Wall Stainless Steel Unthreaded Pipe Nipples and Pipe

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

60 products

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

30 products

Iron and Steel Unthreaded Pipe and Fittings

Low-Pressure Iron and Steel Butt-Weld Pipe Fittings

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

126 products

High-Pressure Iron and Steel Butt-Weld Pipe Fittings

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

78 products

Low-Pressure Iron and Steel Unthreaded Pipe Flanges

Create an access point in lines up to 230 psi

28 products

Medium-Pressure Iron and Steel Butt-Weld Pipe Fittings

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

17 products

Standard-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

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

117 products

High-Pressure Iron and Steel Socket-Connect Pipe Fittings

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

31 products

Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

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

82 products

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

16 products

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

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

15 products

Extreme-Pressure Iron and Steel Unthreaded Pipe Flanges

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

4 products

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

4 products

Stainless Steel Threaded Pipe and Fittings

Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

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

273 products

Low-Pressure Stainless Steel Threaded Pipe Fittings

For pressures up to 500 psi

46 products

High-Pressure Stainless Steel Threaded Pipe Fittings

Strong enough for pressures up to 3,000 psi

66 products

Medium-Pressure Stainless Steel Threaded Pipe Fittings

For pressures up to 1,000 psi

24 products

Premium Medium-Pressure Stainless Steel Threaded Pipe Fittings

Cast in the U.S. and include certificate with traceable lot number

10 products

Premium Low-Pressure Stainless Steel Threaded Pipe Fittings

Cast in the U.S. and include certificate with traceable lot number

8 products

Iron and Steel Threaded Pipe and Fittings

High-Pressure Iron and Steel Threaded Pipe Fittings

Strong enough for pressures up to 6,000 psi

45 products

Extreme-Pressure Iron and Steel Threaded Pipe Fittings

Our strongest iron and steel threaded fittings withstand pressures up to 7,500 psi

8 products

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe

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

157 products

Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

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

45 products

Low-Pressure Iron and Steel Threaded Pipe Fittings

For pressures up to 300 psi

42 products

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

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

27 products

Galvanized Iron and Steel Threaded Pipe and Fittings

High-Pressure Galvanized Iron and Steel Threaded Pipe Fittings

Strong enough for pressures up to 3,000 psi

9 products

Other Products

Tube Fittings

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

749 products

Pipe Stub Ends

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

118 products

Pipe Traps

Create a seal that prevents the backflow of gas

15 products

Orifice Valves

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

12 products

Hose Fittings

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

11 products