Welding Signs | McMaster-Carr

	Mount Type Mount Type


Screw	Adhesive

Plain Back	Hanging

Magnetic

	Message Message

Caution—
Hot/Precaucion—Caliente

Caution—No Smoking

Corrosion Symbol

Cylinder Storage Area

Danger—Acetylene

Danger—Acetylene Gas

Danger—
Acetylene/Peligro—
Acetileno

Danger—Chaud

Danger—Compressed
Air

Danger—Compressed
Gas

Danger—Compressed
Gas/Peligro—Gas
Comprimido

Danger—Do Not Watch
Arc Welder at Work the
Light May Blind You

Danger—Do Not Watch
Arc Welder at Work the
Light May Blind
You/Peligro—No Mire Al
Soldador De Arco Al
Trabajar La Luz Puede
Causar Ceguera

Danger—Flammable

Danger—Flammable
Liquids

Danger—Flammable
Material Keep Fire
Away/Peligro—Material
Inflamable Mantengase
Alejado del Fuego

Danger—
Flammable/Peligro—
Inflamable

Danger—Hot

Danger—Hot Surface

Danger—Hot/Peligro—
Caliente

Danger—Hydrogen

Danger—Laser

Danger—Laser Operation

Danger—Laser/Peligro—
Laser

Danger—Nitrogen

Danger—
Nitrogen/Peligro—
Nitrogeno

Danger—No Smoking

Danger—No Smoking,
Matches or Open Lights

Danger—No Smoking,
Matches or Open
Lights/Peligro—No Se
Permite Fumar, Fosforos,
O Encender Fuegos

Danger—Oxygen

Danger—Oxygen Gas

Danger—
Oxygen/Peligro—Oxigeno

Danger—Propane

Danger—Propane Gas

Danger—Propane
Gas/Peligro—Gas
Propano

Flame Over Circle Symbol

Health Hazard—Fire
Hazard—Instability

Health Hazard—Fire
Hazard—Instability—
Special Protection

Hot Work Permit

Hot Work Permit—Do Not
Remove This Tag

NFPA Diamond

No Smoking Matches or
Open Flames in This
Area

No Smoking Symbol

Notice—Keep All
Cylinders Chained

Notice—Keep All
Cylinders
Chained/Aviso—
Mantenga Todos Los
Cilindros Encadenados

Oxygen—2

Peligro—Caliente

Permis de Travail à
Chaud

Permis de Travail à
Chaud—N'enlevez Pas
Cette Étiquette

Permiso Para Trabajos
en Calor

Permiso Para Trabajos
en Calor—No Quitar Esta
Etiqueta

Precaución—Caliente

Respirator Symbol

Skull and Crossbones
Symbol

Warning—Arc Flash and
Shock Hazard Appropriate
PPE and Tools Required
When Working on This
Equipment

Warning—Arc Flash and
Shock Hazard Appropriate
PPE and Tools Required
When Working on This
Equipment/Advertencia—
Riesgo De Arco Electrico
Y De Descarga Electrica
PPE (Equipo De
Proteccion Personal) Y
Herramientas Adecuadas
Son Necesarias Para
Trabajar Con Este Equipo

Warning—Argon Gas

Warning—Exposure to
This Material Can Cause
Damage to the Following
Organs/Parts of the Body

Warning—Nitrogen

	Message Type Message Type


Accident Prevention	Security and Admittance

Blank	Identification

Smoking Control	Traffic Control and Vehicle

	Language Language

	Shape Shape


Rectangle	Diamond

Square

	Width Width

	Height Height

	Material Material

	Accident Prevention Message Type Accident Prevention Message Type

Hazardous Material

Machine and Equipment
Operation

Restricted Area

Blank

Personal Protective
Equipment

Electrical Hazard

Vehicle and Shipping Dock

	Message Contains Message Contains

Text

Text and Symbols

Symbols

	Color Color

	White
	Blue/Red/White/Yellow
	Yellow
	Blue/White
	Red
	Blue
	Green

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Message Color Message Color

Black/White

White

Black/Blue/Red/White/Yellow

Blue/Red/White/Yellow

	Message Location Message Location

Back

Front

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Visibility Visibility

Standard

Reflective

	Header Color Header Color

	Black/Red/White
	Red
	Blue
	Orange
	Black
	Blue/Red/Yellow
	Black/Orange
	Yellow
	White

	Specifications Met Specifications Met

	Thickness Thickness

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Mounting Hole Diameter Mounting Hole Diameter

3/16"

7/32"

	Border Color Border Color

	Black
	Red
	White

	Maximum Temperature Maximum Temperature

260 Products

About Accident Prevention Signs

NFPA Diamond Signs with Reference Chart

A reference chart explains the NFPA (National Fire Protection Association) colors and number designations for hazards. Provide the appropriate code number using the NFPA diamond.

NFPA Diamond Signs

Add numbers, abbreviations, and symbols to indicate specific hazards and the degree of hazard using these NFPA (National Fire Protection Association) signs.

Color Stripe Signs

The color stripes and reference chart identify the type of hazard. Write in the appropriate code numbers and list required personal protective equipment.

Hazardous Material Signs

Alert workers to the presence of chemicals, combustible liquids and gases, and other hazardous materials.

Illustrated Hazardous Material Signs

The illustrations on these signs help workers identify hazards at a glance.

Hazardous Material Instruction Signs

Similar to a Safety Data Sheet (SDS), these signs keep workers informed about chemical and gas usage, warnings, and treatment in the event of exposure.

Liquid and Gas Storage Signs

Designate the area where machine oils, fuels, and gas cylinders are stored.

Machine and Equipment Operation Signs

Communicate dangers to workers near moving equipment that could cause injury.

Restricted Area Signs

Clearly define dangerous areas such as construction zones and welding areas to restrict access to only authorized personnel.

Illustrated Electrical Hazard Signs

The illustrations on these signs help you identify electrical hazards at a glance.

D.O.T. Vehicle Signs

Identify the presence of hazardous materials with D.O.T.-regulated numbers, symbols, and messages.

Smoking Control Signs

Communicate smoking policies.

Accident Prevention Labels

Illustrated Hazardous Material Labels

The illustrations on these labels help workers identify flammable hazards and corrosive materials at a glance.

Hazardous Material Labels

Alert workers to the presence of flammable materials.

NFPA Diamond Labels

Provide appropriate code numbers for hazards with these NFPA (National Fire Protection Association) labels.

Color Stripe Labels

The color stripes and reference chart identify the type of hazard. Write in the appropriate code numbers and list required personal protective equipment.

NFPA Diamond Labels with Reference Chart

A reference chart explains the NFPA (National Fire Protection Association) color and number designations for hazards. Provide the appropriate code number using the NFPA diamond.

Hazardous Material Instruction Labels

Keep workers informed about chemical and gas usage, warnings, and antidotes in case of exposure.

Hazardous Material Symbols

The graphics on these labels identify hazardous materials and provide safety reminders.

Personal Protective Equipment Symbols

The graphics on these labels identify areas that require personal protective equipment, such as safety goggles and boots.

Illustrated Machine and Equipment Operation Labels

Identify hazards at a glance with the headers and illustrations on these labels.

Machine and Equipment Operation Labels

Communicate dangers to workers near equipment that could cause injury.

Accident Prevention Tags

Hot Work Permit Tags

Guide workers through a safety checklist before welding, grinding, cutting, or other work involving fire or sparks.

NFPA Diamond Tags

Provide appropriate code numbers for hazards with these NFPA (National Fire Protection Association) tags.

Color Stripe Tags

The color stripes on these tags identify the type of hazard. Write in the appropriate code numbers to indicate the severity.