Metals | McMaster-Carr

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System of Measurement

Length

Thickness

Width

Material

Diameter

Wall Thickness

Outside Width

Outside Height

Tolerance Rating

Specifications Met

ANSI/MSS SP-58 Type 23

Federal Specification

IEC 60404-8-8

ISO Standard

NACE MR0175/ISO 15156

NEC Article 800

NEMA Standard

OSHA Compliant 29 CFR 1926.701

SAE Standard

U.S. Congressional Act

Appearance

Fabrication

Temper Designation

Steel Grade

1005-1026 Low-Carbon Steel

1006 Low-Carbon Steel

1006-1008 Low-Carbon Steel

1006-1026 Low-Carbon Steel

1008 Low-Carbon Steel

1008-1010 Low-Carbon Steel

1010 Low-Carbon Steel

1010-1018 Low-Carbon Steel

1018 Low-Carbon Steel

1020 Low-Carbon Steel

1020-1026 Low-Carbon Steel

1026 Low-Carbon Steel

1045 Carbon Steel

A36 Low-Carbon Steel

A500 Low-Carbon Steel

Yield Strength

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 99,999 psi

100,000 psi to 199,999 psi

200,000 psi or greater

Hardness Rating

Certificate Type

Material Certificate with Traceable Lot Number

Material Certificate with Traceable Lot Number and Test Report

Mechanical Finish

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

46,866 Products

Raw Materials

Steel

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

7,924 products

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

5,652 products

Stainless Steel

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

4,577 products

Brass

More machinable than copper and bronze—all with material certificates for traceability

908 products

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

989 products

Bronze

Better wear resistance than copper and brass—all with material certificates for traceability

676 products

Titanium

The most corrosion-resistant metal we offer—all with material certificates for traceability

215 products

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

327 products

Nickel

An upgrade from stainless steel to withstand harsh chemicals and acids—all with material certificates for traceability

340 products

Lead

A dense insulator often used to shield against radiation and absorb sound and vibration

107 products

Gold

Form into electronic components that won't corrode—all with material certificates for traceability

4 products

Molybdenum

Retains its shape and strength in extreme temperatures—all with material certificates for traceability

57 products

Zinc

Draws corrosion away from nearby metal; an alternative to lead for sound barriers and vibration dampers

41 products

Additives and Fillers

Mix into coatings, resins, polymers, and metal to boost strength, conductivity, and lubricity

10 products

Niobium

Conductive and corrosion resistant even at extreme temperatures—all with material certificates for traceability

14 products

Cobalt

Resists impact and rapid temperature changes—all with material certificates for traceability

8 products

Plastic

A lightweight alternative to metal and glass

3 products

Tantalum

Conductive with a higher melting point than most metals—all with material certificates for traceability

23 products

Platinum

Formable and conductive while resisting extreme heat—all with material certificates for traceability

22 products

Gallium

Transfers heat and electricity as a safe alternative to mercury in thermometers and thermostats

2 products

Tin

Soft and malleable for forming gaskets and filters; also mixes with other metals to make solder

10 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

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

286 products

Bolt-Together Framing and Fittings

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

49 products

Locking-Slotted Framing and Fittings

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

12 products

Weld-Together Framing and Fittings

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

34 products

Flush-Fit Framing and Fittings

Create smooth stair and platform railings by sliding fittings into rails and tightening the screws

11 products

Strut Channel Framing and Fittings

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

2,205 products

Press-Fit Framing and Fittings

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

43 products

Slip-On Framing and Fittings

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

23 products

Clamp-On Framing and Fittings

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

33 products

Wall Bases

Protect the bottom of walls from foot traffic and impact

2 products

Edge Trim

Install on panels, boards, signs, and mirrors to protect edges from impact

134 products

Corner Guards

Shield corners on walls and other surfaces from impact

26 products

Wear Plates

Often used on conveyors to reduce friction where parts bump into equipment to extend service life

3 products

Door Kick Plates

Protect door bases from foot traffic and equipment; also known as armor and mop plates

50 products

Door Edge Plates

Reinforce door edges to guard them against damage from foot traffic and equipment

18 products

Fastening and Joining

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

3,868 products

Shim Stock

Cut into custom shapes to align, space, and level components on dies, presses, and machinery

1,066 products

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

818 products

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

66 products

MIG Welding Wire

Use with MIG welders to fuse metals together

182 products

Fluid Handling

Perforated Sheets

Filter, sort, separate, and strain liquid or dry material

216 products

Filter Mesh

Strain particles out of various substances

4,180 products

Tube and Tube Fittings

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

1,613 products

Thermocouple Cords

Extend the reach of thermocouple probes

16 products

Fabricating and Machining

Casting Metals

Melt and pour into molds to make metal parts and prototypes

19 products

Babbitt Paste

Apply to bearing housings before casting to prevent separation

1 product

Casting Compounds

Mix and pour into molds to capture intricate detail when casting parts, linings, and prototypes

7 products

Drill Bushings

Fit in holes to guide drill bits and other cutting tools for precise and repeatable holes and cuts

3,932 products

Die Bushings

Guide pins and punches in molds and stamping dies or reduce friction between ejector pins and plates

102 products

Dovetail Blanks

Machine a blank workpiece with precut dovetails and locating slots for easy setup

5 products

3D Printer Powders

Create metal or plastic parts from powder bed fusion (PBF) printing systems

5 products

Power Transmission

Linear Shaft Supports

Support linear shafts to prevent bending and rolling under loads

164 products

Linear Shafts

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

1,351 products

Rotary Shafts

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

1,808 products

Ball Screw/Splines and Bearings

Transmit rotary power, move loads along the shaft, or do both at once

3 products

Sleeve Splines

Pair with sleeve spline bearings to transmit rotary power or move loads along the shaft

9 products

Facility and Grounds Maintenance

Steel Hat Channel

Creates space for insulation inside walls and ceilings

2 products

Rebar

Reinforces concrete to reduce the chance it will crack from expansion and contraction

9 products

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products

Electrical

Electrical Cable

Make multi-wire connections; generally for higher voltages and longer distances than wire

1,171 products

Electrical Wire

Make single-wire connections; generally for lower voltages and shorter distances than cable

637 products

Electrical Cords

Connect equipment and devices to a power supply

12 products

Grounding Straps

Flat shape creates more surface area contact than grounding wire

22 products

Grounding Wire

Ground current in electrical systems

38 products

Containers, Storage, and Furniture

Metal Panels

Close off openings in structures while allowing air to pass through

254 products

Material Handling

Edge Protectors

Guard box edges and corners from strapping gouges and bumps during shipping

2 products