B0 Steel Fire Door

B0 Steel Fire Door

Introduction of B0 Fire Door

The fire resistance separation of the ship structure is divided into different fire class areas according to the level of fire hazard of the compartments, and the crew cabin is defined as Class B separation. B0 fire door requirements in the fire resistance test, the average temperature rise of its backfire side does not exceed 140 ℃, the temperature rise of any point on the back does not exceed 225 ℃.

Specifications of B0 Fire Door

type	code	escape	venitilation	clear size L		cutout in steel wall		frame thickness D	leaf thickness d
				L	B	L1	B1
B0	B0			1500~2000	500~1000	L+85	L+80	T+50	40
	B0F		√
	B0T	√	√