Alloy Steel Tubing | McMaster-Carr

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Material

Shape

Wall Thickness

Length

Diameter

Outside Width

Pipe Size

System of Measurement

Fabrication

Outside Height

Specifications Met

D.O.T. Compliant 49 CFR 571.106

DIN Standard

EN Standard

Federal Specification

OSHA Compliant 29 CFR 1926.451

Yield Strength

20,000 psi to 29,999 psi

30,000 psi to 39,999 psi

40,000 psi to 99,999 psi

100,000 psi or greater

Not Rated

Pipe Schedule

Hardness Rating

Flexibility

Fitting Material

Mechanical Tube Type

Outside Corner Shape

Inside Width

Threading

Threaded on Both Ends

Threaded on One End

Unthreaded

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

DFARS Specialty Metals

10,759 Products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

606 products

Fluid Handling

Tubing

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

120 products

Tube Fittings

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

935 products

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

66 products

Tube End Caps

Cover the ends of tube to keep out dirt and debris

56 products

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

31 products

Tube Fitting Sleeves

Pair with nuts and fittings to form a secure connection on tubing

65 products

Tube End Cap and Plug Kits

Cover or insert into the ends of tube fittings to keep out dirt and debris

2 products

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

22 products

Tube Fitting Rings

Prevent leaks at tubing connection points

6 products

Pipe Nipples and Pipe

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

2,289 products

Pipe Fittings

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

12 products

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

1,932 products

Duct Hose

Connect to blowers and vacuums to move air, fumes, dust, chips, and liquids

65 products

Hose Kink Absorbers

Prevent hose from kinking to ensure maximum flow and extend hose life

1 product

Gauge Siphon Tubes

Fill with water to protect dry gauges from steam and high-temperature liquids; also called pigtails

15 products

Thermocouple and RTD Protection Tubes

Shield thermocouple and RTD probes in large, unpressurized tanks

5 products

Wraparound Heaters

Wrap around drums, pails, and other containers to indirectly warm their contents

12 products

Building and Machinery Hardware

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

54 products

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

80 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

778 products

Weld-Together Framing and Fittings

Permanently join rails and fittings to assemble heavy duty racks, shelving, and work tables

20 products

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

405 products

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

5 products

Press-Fit Framing and Fittings

Set up temporary partitions, guards, and displays using only a hammer

11 products

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

3 products

Teach Pendant Holders

Store teach pendants conveniently near robots but out of harm’s way

4 products

Electrical

Conduit

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

126 products

Conduit-to-Conduit Connectors

Join pieces of conduit

84 products

Conduit Box Connectors

Attach conduit to a knockout in electrical boxes

102 products

Conduit Knockout Reducers

Shrink knockout sizes in electrical boxes to connect smaller conduit

19 products

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

29 products

Conduit Bodies

Access wiring to pull, splice, or redirect it

9 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

13 products

Weatherheads

Bring power into buildings and protect the entry point from rain and snow

10 products

Cable and Hose Carriers

Route, protect, and guide moving cable

6 products

Power Transmission

Linear Shafts

Pair with linear bearings to reduce friction in manual and automated systems

916 products

Rotary Shafts

Pair with gears, sprockets, and bearings to transmit rotary motion

1,165 products

Heating, Ventilation, and Air Conditioning

Chimney Pipe and Fittings

Exhaust hot air and fumes from boilers, furnaces, and stoves

5 products

Fastening and Joining

Gravity Pins

Slip through holes in telescoping tubing and wrap around to secure

1 product

Spring Button Clips

Join pieces of telescoping tubing using spring force

26 products

Material Handling

Shipping Tubes

Protect rods, rolled-up blueprints, and other long, thin objects during shipping

6 products

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

2 products

Containers, Storage, and Furniture

Stacking Caps and Targets

Turn the ends of posts into stackable shelving and rack systems

6 products

Metal Panels

Close off openings in structures while allowing air to pass through

134 products

Fabricating and Machining

Tube Benders

Bend hard and soft metal tubing with various outer diameters

6 products