ISO 834 Standard Fire Curve Calculator

Fire Dynamics & EN 1991-1-2: Evaluate nominal gas furnace temperatures and transient lumped-mass steel temperatures under standard ISO 834 cellulosic and hydrocarbon curves.

Exposure Curve & Member Geometry

Nominal Fire Curve (EN 1991-1-2):

Exposure Time $t$ (minutes):

Section Factor $A_m/V$ (m⁻¹):

Convection Coeff $\alpha_c$ (W/m²K):

Resultant Emissivity $\varepsilon_{res}$:

Fire Gas & Unprotected Steel Temperatures

Gas Temp ($\theta_g$)

-- °C

Steel Temp ($\theta_a$)

-- °C

Heating Rate

-- °C/min

Net Heat Flux

-- kW/m²

Radiation Contribution: --% | Convection: --%

Standard Rating Interval: --

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ISO 834 Standard Fire Curve Calculator

Exposure Curve & Member Geometry

Fire Gas & Unprotected Steel Temperatures

Frequently Asked Questions