A0 Steel Fire Door
Introduction of A0 Steel Fire Door
Fire door is a kind of fireproof and insulated door made of steel plate and door frame, and inlaid with refractory materials such as asbestos. A0 mainly emphasizes grade A, do not use flammable materials, burn for 0 minutes, the opposite temperature rise does not exceed 130 degrees. It is installed on the bulkhead of the fire control area and opens normally; when there is a fire and the temperature rises to a certain value, the door can close automatically.
Specifications of Marine A0 Steel Fire Door
type
code
escape
venitilation
firehole
fireproof window
clear size L
cutout in steel wall
frame thickness D
leaf thickness d
L
B
L1
B1
A0
A0
√
1500~2000
500~1000
L+105
L+105
T+50
40
A0T
√
√
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