Steel Pipe | McMaster-Carr

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Material

Compressed Non-Asbestos Synthetic Fiber

Fitting Material

Stainless Steel

System of Measurement

Pipe Size

Pipe Schedule

Length

Threading

Threaded on Both Ends

Threaded on One End

OD

ID

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Fitting Connection

Expand to Connect

Interlocking Bracket

O-Ring Face Seal

For Use With

Abrasive Materials

Alcohol-Based Solvents

Fiber Optic Cable

High-Polish Quick-Clamp Fittings

Nonabrasive Slurries

Pharmaceuticals

Wall Thickness

Flange Material

Stainless Steel

Pipe Material

Stainless Steel

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

DFARS Specialty Metals

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

Tube Material

Stainless Steel

Clamp Material

Stainless Steel

Internal Reinforcement

Fiberglass Braid

Polyester Braid

Thread Material

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31,421 Products

Fluid Handling

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

14,287 products

Tubing

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

Tube Fittings

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

Hose and Hose Fittings

Hose and Hose Fittings

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

Duct Hose and Fittings

Duct Hose and Fittings

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

Pipe Joiners

Connect heavy and difficult-to-position gasketed pipe without powered equipment

Manual On-Off Valves

Manual On-Off Valves

Start and stop flow through a line

Orifice Valves

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

Solenoid On-Off Valves

Solenoid On-Off Valves

A solenoid withstands rapid cycling for applications with frequent opening and closing

Air-Actuated On-Off Valves

Air-Actuated On-Off Valves

Operate on compressed air to start and stop flow faster than motor-driven valves

Liquid-Dispensing Metering Valves

Liquid-Dispensing Metering Valves

Program to dispense a specific amount of liquid every time and shut off when set amount is reached

Motor-Actuated On-Off Valves

Motor-Actuated On-Off Valves

An electric motor handles higher flow rates and pressures than solenoid valves

Sights

Observe and monitor the contents of pipes, tanks, and other containers

Gauge Siphon Tubes

Gauge Siphon Tubes

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

Raw Materials

Steel

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

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

Heating, Ventilation, and Air Conditioning

Duct and Fittings

Duct and Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

Chimney Pipe and Fittings

Chimney Pipe and Fittings

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

Diffuser Collars

Diffuser Collars

Connect diffusers to duct

Duct Airflow Dampers

Duct Airflow Dampers

Regulate airflow to sections of duct

Duct Access Panels

Duct Access Panels

Create an entry point for cleaning and inspecting duct; also known as cleanouts

Building and Machinery Hardware

Slip-On Framing Rails

Slip-On Framing Rails

Insert into slip-on framing connectors and tighten screws to make guards, railings, and racks

Slip-On Framing Connectors

Slip-On Framing Connectors

Tighten onto slip-on framing rails to build guards, railings, and racks

Slip-On Framing Rail Mounts

Slip-On Framing Rail Mounts

Mount slip-on framing structures to floors, walls, and ceilings

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

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

Weld-Together Framing Rails

Weld-Together Framing Rails

Permanently join with connectors to assemble heavy duty racks, shelving, and work tables

Electrical Power, Networking, and Controlling

Conduit and Fittings

Conduit and Fittings

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

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Lighting

Lamp Pipe

Connect lamp components and conceal wires when building or repairing lamps

Fastening and Joining

Pipe Wrenches

Grasp and turn pipe, conduit, and fittings

Material Handling

Scaffold Clamps

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

Facility and Grounds Maintenance

Sink Drain Tailpieces

Sink Drain Tailpieces

Connect drains to P-traps and S-traps

Sink Drains

Empty liquids from sinks into sewer lines

Communication

Tags

Hang throughout facilities to convey information

Pipe Markers

Identify pipe contents and flow in a range of environments

Fabricating and Machining

Pipe Groovers

Form grooves in pipe ends for on-site installation and maintenance

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