Approx. Rs 35,000 / PieceGet Latest Price
|Minimum Order Quantity||1 Piece|
|Inspection Service For||Fire Door|
|Issue To Be Inspected||Fire Door Parameters & Features|
|Industry Type||Fire Door|
|Mode Of Report||Soft Copy|
|Inspection Interval||One Time Requirement|
CDG provides fire door inspection as per IS 3614-1 & NFPA 80.
IS : 3614 ( Part I ) - 1966
be riveted to the back vertical edge of the door extending the full height of the door.
If the door is stiffened with T-bar as specified above or has an angle iron not less than 35 X 35 X 6 mm riveted to the lower edge of the bottom rail, the frame need not have a channel at the bottom if a projecting sill of brick or cement concrete, not less than 100 mm thick and extending 150 mm beyond the opening on both sides is formed, or a sill of steel plate at least 6 mm thick, bolted or screwed to the frame extending the full thickness of the wall and projecting at least 25 mm beyond the outer face of the door is provided.
1. In order to keep the lower channel clear of refuse, a slot shall be made at the bottom of each side of the frame.
2. Metal Covered Doors
2.1 The door shall be without panels and the core shall be construc- ted of layers of planed, tongued and grooved, thoroughly seasoned teak or yellow pine boards not less than 22 mm in thickness. The boards forming the outer layers shall be in single lengths, but the inner layer or layers may be made of not more than two pieces in any one length, provided that every length so formed shall be adjoined by a full length board on each edge. The boards shall be crossed at right angles and fastened together with iron nails shall be clenched. Immediately after completion, the core shall be treated with a coat of coal tar creosote conforming to IS : 218-1961*.
2.2 The core of a door protecting an opening not exceeding 325 m- shall have not less than three layers of boards, but if the openin exceeds 325 m^ there shall be not less than four layers.
2.3 One layer less than those specified in 6.2.2 may be used, provided that the wood core be completely covered with sheets made of a hard composition of asbestos and other incombustible mineral ingredients not less than 3 mm in thickness.
2.4 The core shall be completely encased in charcoal tinned plate ( terneplate ) not exceeding 350 mm x 500 mm and not less than 050 mm thick coating or tinning.
2.5 The sheets shall be lock-jointed and not sf)ldered, and tlie width of the lock joints shall be not less than 10 mm. All horizontal and mitre joints shall be formed facing downwards. The sheets cover- ing the edges of the core shall be turned roimd at least 50 mm on each face.
2.6 The sheets shall be attached closely to the core with screws or barbed nails penetrating at least three-quarters of the thickness.
2.7 The whole of the processes described in 6.2.1 to 6.2.6 shall be completed within a period of two weeks.
2.8 All doors shall be given one coat of red oxide, red lead or graphite paint before leaving the works and two coats of oil paint immediately after erection.
2.9 Cast-iron shall not be used for any parts or fittings of doors and no lead or wood shall be used in fixing.
2.10 All bolt-straps or clips, sockets, latches, catches, hinges, pivots and other fittings shall be bolted through the door, and/or bolted through or welded or riveted to the frame except as otherwise specifically desired by the purchaser.