What is a Class 4 flammable solid?

What is a Class 4 flammable solid?

Flammable solids are any materials in the solid phase of matter that can readily undergo combustion in the presence of a source of ignition under standard circumstances, i.e. without: Artificially changing variables such as pressure or density; or. Adding accelerants.

What are Class 4 flammable solids examples?

344.1 Definition

  • Hazard Class 4 consists of three divisions:
  • Examples of flammable solids include certain metallic hydrides, metallic sodium and potassium, oily fabrics, processed metals, matches, and nitrocellulose products.
  • The following conditions apply:

What is Class 4 of the IMDG Code?

FLAMMABLE SOLIDS
SUBSTANCES LIABLE TO SPONTANEOUS COMBUSTION; SUBSTANCES WHICH, IN CONTACT WITH WATER, EMIT FLAMMABLE GASES.

What is a Class 4 placard?

Placards Class 4 – Flammable Solids in Stock – ULINE.ca.

What is a Class 4 explosive?

Class 4 – Flammable solids; Substances liable to spontaneous combustion; Substances which, on contact with water, emit flammable gases. Division 4.1 Flammable solids, self-reactive substances and solid desensitized explosives.

What are Class 4 flammable liquids?

Category 4: Includes liquids having flashpoints above 140°F (60°C) and at or below 199.4°F (93°C). When a Category 4 flammable liquid is heated for use to within 30°F (16.7°C) of its flashpoint, it must be handled as a Category 3 liquid with a flashpoint at or above 100°F (37.8°C) (1910.106(a)(19)(iv)).

What are hazardous material placards?

Hazmat placards are a key part of transporting hazardous materials safely. They offer a simple and effective way to communicate critical information about which materials are being transported and the risks that they pose.

How many divisions are in a class 4?

Class 4 has three divisions: flammable solids, substances liable to spontaneous combustion, and water reactive substances.

What is included in Class 4.1 flammable solids?

4.1 Flammable Solids: Solid substances that are easily ignited and readily combustible (nitrocellulose, magnesium, safety or strike-anywhere matches).

What are the different classes of hazardous materials?

The nine hazard classes are as follows:

  • Class 1: Explosives.
  • Class 2: Gases.
  • Class 3: Flammable and Combustible Liquids.
  • Class 4: Flammable Solids.
  • Class 5: Oxidizing Substances, Organic Peroxides.
  • Class 6: Toxic Substances and Infectious Substances.
  • Class 7: Radioactive Materials.
  • Class 8: Corrosives.

What classification of substances are liable for spontaneous combustions?

Class 4
Class 4 dangerous goods include flammable solids, substances liable to spontaneous combustion and substances which, in contact with water, emit flammable gases.

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