What does A60 fire rating mean?

Fire ratings such as A60 and H120 indicate the duration the doors and walls must be able to withstand a particular type of fire. InterDam has undertaken extensive research and development which has resulted in innovative, light-weight designs.

What is A60 bulkhead?

Insulated using non-combustible material so that average temperature on un-exposed side does not rise above 139oC and point temperature above 180o The time duration for which the bulkhead complies with this , governs its class. A-60— 60 Min.

What is A60 insulation?

Marine A30/A60 insulation is a noncombustible, thermal insulation specifically designed and manufactured for use on shipboard bulkheads and decks. It is suitable for use on ducts, mufflers and exhaust stacks. The insulation is normally impaled over the pins or studs, with joints tightly butted.

What is H60 insulation?

H60 class insulation solution for steel bulkheads. PAROC Marine Fire Slab 100 with G1 facing. Insulating thickness on stiffener is 50 + 50. Light weight solutions.

What is standard fire test?

A standard fire test is a test in which specimens are exposed in a test furnace to temperatures corresponding approximately to a standard time-temperature curve. The time-temperature relationship in a standard fire test is internationally recognised and is the same regardless of the test standard used.

What are the Class C bulkheads?

Class-C Panel: Class C bulkheads and decks are constructed of materials that are approved by SOLAS and classification societies as incombustible, but they are not required to meet any requirements related to rise in temperature or passage of smoke and flame to the unaffected side.

What is Class A division?

An ‘A’ Class division is a bulkhead or part of a deck constructed of steel or other ‘equivalent material’ and capable of preventing the passage of smoke and flame for a period not less than 60 minutes as defined in the regulations.

What is an A 0 door?

The A0, A30 and A60 class weathertight door are designed to be mounted in ship superstructures’ walls. Door can be made of steel, aluminum or stainless steel. Pins of closures are settled in bronze sleeves. Hinge pins are made from stainless steel.