Pipe, Fittings & Flanges
Carbon steel, stainless, and alloy pipe, tubing, fittings, and flanges to ASME and ANSI standards — everything you need to complete your piping and instrumentation system from a single source.
Pipe
Carbon Steel Pipe
Seamless and welded carbon steel pipe to ASTM A106, A53, and API 5L specifications. Sold in single random lengths (SRL) — 20' sections. Available in standard, XH, and XXH wall thicknesses for general, high-pressure, and high-temperature service.
Size Range
½" – 48" NPS
Standard
ASTM A106 / A53 / API 5L
Grades
A106 Gr.B, A53 Gr.B, API 5L Gr.B / X42 / X52 / X65
Wall
Sch 40, 80, 160, STD, XH, XXH
End Types
Plain End (PE), Beveled End (BE), Threaded & Coupled (T&C)
Unit
SRL — 20' sections
Stainless Steel Pipe
Seamless and welded stainless steel pipe to ASTM A312 in grades 304/304L and 316/316L. Sold in single random lengths (SRL) — 20' sections. Suitable for corrosive, high-purity, and high-temperature service.
Size Range
½" – 24" NPS
Standard
ASTM A312 / ASME B36.19
Grades
304/304L, 316/316L
Wall
Sch 10S, 40S, 80S
End Types
Plain End (PE), Beveled End (BE), Threaded & Coupled (T&C)
Unit
SRL — 20' sections
Flanges
Weld Neck Flanges
High-integrity weld neck flanges for high-pressure and high-temperature service. Tapered hub provides reinforcement and smooth flow transition.
Size Range
½" – 24" NPS
Standard
ASME B16.5
Pressure Classes
Class 150, 300, 600, 900, 1500, 2500
Materials
A105, A182 F304/304L/316/316L
Face Types
RF, FF, RTJ
Slip-On Flanges
Economical slip-on flanges for lower-pressure applications. Easy alignment during installation with a two-pass fillet weld for secure attachment.
Size Range
½" – 24" NPS
Standard
ASME B16.5
Pressure Classes
Class 150, 300, 600
Materials
A105, A182 F304/316
Face Types
Raised Face (RF), Flat Face (FF)
Socket Weld Flanges
Socket weld flanges for small-bore high-pressure piping. Pipe is inserted into the socket and secured with a single fillet weld for a strong, leak-resistant joint.
Size Range
½" – 3" NPS
Standard
ASME B16.5
Pressure Classes
Class 150, 300, 600, 900, 1500, 2500
Materials
A105, A182 F304/316
Face Types
Raised Face (RF)
Blind Flanges
Blind flanges for isolating and terminating piping systems. Used for pressure testing, future tie-ins, and permanent line closures.
Size Range
½" – 24" NPS
Standard
ASME B16.5
Pressure Classes
Class 150, 300, 600, 900, 1500, 2500
Materials
A105, A182 F304/316
Face Types
RF, FF, RTJ
Threaded Flanges
Threaded flanges for low-pressure applications where welding is not practical or permitted. Screws directly onto threaded pipe for quick assembly.
Size Range
½" – 4" NPS
Standard
ASME B16.5
Pressure Classes
Class 150, 300, 600
Materials
A105, A182 F304/316
Face Types
Raised Face (RF), Flat Face (FF)
Fittings
90° Elbows
Long and short radius 90° elbows for directional changes in piping systems. Available in butt-weld and socket-weld ends in carbon steel, stainless, and alloy.
Size Range
½" – 24" NPS
Standard
ASME B16.9 / B16.11
Radius
Long Radius (LR 1.5D), Short Radius (SR 1D)
Materials
CS A234 WPB, SS 304/304L, SS 316/316L
End Types
Butt-Weld (BW), Socket-Weld (SW), Threaded
45° Elbows
45° elbows for gradual directional changes with lower pressure drop than 90° elbows. Butt-weld and socket-weld ends in carbon steel, stainless, and alloy.
Size Range
½" – 24" NPS
Standard
ASME B16.9 / B16.11
Materials
CS A234 WPB, SS 304/304L, SS 316/316L
End Types
Butt-Weld (BW), Socket-Weld (SW), Threaded
Tees
Equal and reducing tees for branch connections in piping systems. Available in butt-weld and socket-weld ends in carbon steel, stainless, and alloy materials.
Size Range
½" – 24" NPS
Standard
ASME B16.9 / B16.11
Types
Equal, Reducing
Materials
CS A234 WPB, SS 304/304L, SS 316/316L
End Types
Butt-Weld (BW), Socket-Weld (SW)
Reducers
Concentric and eccentric reducers for pipe size transitions. Eccentric reducers prevent air pockets in horizontal lines and liquid pockets in gas lines.
Size Range
¾"×½" – 24"×20"
Standard
ASME B16.9
Types
Concentric, Eccentric
Materials
CS A234 WPB, SS 304/304L, SS 316/316L
End Types
Butt-Weld (BW)
Caps
Pipe caps for terminating the end of a piping run. Used for pressure testing, future tie-ins, and permanent line closures in butt-weld configurations.
Size Range
½" – 24" NPS
Standard
ASME B16.9
Materials
CS A234 WPB, SS 304/304L, SS 316/316L
End Types
Butt-Weld (BW)
Pipe Nipples
Short lengths of pipe with male threads or plain ends on both ends, used to connect two female-threaded fittings or extend a run. Available in close, short, and cut lengths.
Size Range
¼" – 4" NPS
Standard
ASME B1.20.1 (threads) / ASTM A733
Materials
CS A106 Gr.B, CS A53 Gr.B, SS 304/304L, SS 316/316L
End Types
Threaded (NPT), Plain End (PE)
Schedules
Sch 40 (Std), Sch 80 (XH), Sch 160, XXH
Lengths
Close, Short (1½"), 2" – 12" cut lengths
Thread Std
ASME B1.20.1 NPT
Tubing
Copper Tubing
Soft annealed coiled copper tubing for plumbing, HVAC, refrigeration, and instrumentation applications. Available in Type K, L, M, and ACR in coil form.
Size Range
1/8" – 2" OD
Standard
ASTM B88 / ASTM B280
Types
Type K (heavy wall), Type L (medium wall), Type M (light wall), Type ACR (refrigeration)
Form
Soft annealed coil only
Finish
Bright, plain ends or cut-to-length
Stainless Steel Tubing
Seamless and welded stainless steel tubing for instrumentation, process, and high-purity applications. Available in 304/304L, 316/316L, 321, and 347 grades.
Size Range
1/8" – 2" OD
Standard
ASTM A269 / A213
Wall Thickness
0.028" – 0.188"
Grades
316/316L, 304/304L, 321, 347
Finish
Bright annealed, plain ends or cut-to-length
Poly & Vinyl Tubing
Flexible polyethylene and vinyl (PVC) tubing for low-pressure fluid transfer, pneumatic lines, and general-purpose applications. Lightweight, chemical-resistant, and easy to cut to length.
Size Range
1/8" – 1" OD
Standard
ASTM D2239 / D2287
Materials
Polyethylene (PE), Vinyl (PVC), Polyurethane (PU)
Pressure
Up to 150 PSI (material and size dependent)
Temperature
-40°F to 150°F (PE/PVC); -65°F to 200°F (PU)
Tube Fittings
Compression Fittings
Two-ferrule compression tube fittings for leak-tight connections in instrumentation and process tubing. Compatible with Swagelok® and Parker A-Lok® dimensions.
Size Range
1/8" – 1" OD
Standard
Swagelok® compatible
Types
Union, Elbow 90°, Elbow 45°, Tee, Cross, Reducer, Cap, Plug
Materials
316 SS, 304 SS, Brass, Carbon Steel
End Types
Two-ferrule compression
Tube Adapters & Connectors
Male and female NPT tube adapters, bulkhead unions, and port connectors for transitioning between tubing and threaded pipe connections in instrumentation systems.
Size Range
1/8" – 1" OD
Standard
ASME B1.20.1 (NPT)
Types
Male NPT Connector, Female NPT Connector, Bulkhead Union, Port Connector, Street Elbow, Run Tee
Materials
316 SS, 304 SS, Brass, Carbon Steel
End Types
Compression × NPT
Don't see what you need? Chances are we have it!
We source products beyond what's listed. Contact us with your specs.