B15 Fireproof Door A30/A60/B15/C Marine Door on Ship/Vessel

B15 Fireproof Door A30/A60/B15/C Marine Door on Ship/Vessel, with CCS, BV, LR, DNV, ABS, RINAetc certificate What's more, We can customize the B15 Fireproof Marine Door as your wanted. By the way,Steel Material, easy to weld with your ship hull. Ship A60 fire proof represents that the insulation material can withstand a 60 minute fire on one side and a temperature not exceeding 150 degrees Celsius on the other side, without emitting harmful smoke. Insulate with approved non combustible materials to ensure that the average temperature of the backfire side does not increase by more than 140 C from the initial temperature during the following periods, and the temperature at any point, including any joints, does not increase by more than 180 C from the initial temperature: A-60 level 60 min A-30 level 30 minutes Level 'A-15' 15 minutes A-0 level 0 min In addition, All products will be testing before leaving factory to ensure the watertight&Weathertight capacity. In addition,Marine fire door includes fire door frame and fire door panel, What's more,a).The fireproof side is hinging with the fireproof door frame side, In addition,b).There's a door lock and a handle on the other side. What's more,,c).The utility model is characterizing in that the fire door plate has an escape port, and the escape port has a small door plate of wind grid type. What's more, One side of the small gate pl