Supplementary provisions on product type certification of steel and wood fire doors
Article 1 These Supplementary Provisions are formulated in accordance with the Detailed Rules for the Implementation of Type Approval of Fire Protection Products issued by the Fire Protection Product Conformity Assessment Center of the Ministry of Public Security.
Article 2 Steel-wood fire doors are divided into the following eight types and three fire resistance grades:
Eight types (from easy to difficult):
1. Steel-wood integrated fire door
2. Steel and wood double fire doors
3. Steel-wood single-layer glass door.
4. Steel-wood double-leaf fire door with glass.
5. Steel-wood single fire door with open window
6. Steel and wood double fire doors with bright windows and clean windows.
7. Steel-wood single fire door with glass and bright windows
8. Steel and wood fire doors with glass and bright windows.
The three fire resistance grades are Grade A, Grade B and Grade C respectively.
Article 3 The production and inspection equipment of an enterprise applying for product type certification shall meet the requirements of Annex 1 and Annex 2 respectively.
Article 4 When applying for product inspection, an enterprise shall provide the quality inspection center with the structural schematic diagram (including door elevation, section and node diagram) and material list of steel and wood fire doors with various specifications and fire resistance grades.
Article 5 The size of the hole of a fire door shall not be less than 900mm× 2100mm and not more than 2500mm× 2500mm. ..
Article 6 The inspection basis, inspection items, sampling methods and judgment criteria of products shall meet the requirements in Annex 3.
Article 7 The product type approval certificate for steel and wood fire doors shall be valid for three years.
Article 8 Products that have passed the type certification must use a unified certification mark. Its position is the upper right corner of the fire door leaf along the opening direction.
Article 9 The Supplementary Rules shall be interpreted by the fire product conformity assessment center of the Ministry of Public Security.
Article 10 These Supplementary Rules shall come into force as of the date of promulgation.
Attachment 1:
Minimum configuration requirements of production and inspection equipment for steel fire door products
Application scope of accuracy of serial number equipment name
1 Shearer cuts steel plate
2 bending machine-steel plate bending
3 Punch stamping hardware parts
4 welding machine-used for welding in the production process
5-point welding machine-
Measurement of deformation of tertiary fire door of calibration platform
Measure the twist of 0.02 mm fire door with 7 height ruler.
8 Steel tape 1 mm fire door and material size measurement
9 vernier caliper 0.02mm steel plate and fire door size measurement
10 micron 0.00 1 mm steel plate material thickness measurement
1 1 feeler gauge 0. 1 mm gap measurement
12 scale 1kg fire door is weighed with filler.
13 cold press meets the production requirements and is used for molding and pressing fire doors.
14 locksmith tools (manual and electric)-fabrication and installation
Attachment 2:
Minimum configuration requirements of production and inspection equipment for wood fire door products
Application scope of accuracy of serial number equipment name
1 wood flame retardant treatment equipment-flame retardant treatment of wood
2 Wood drying equipment-wood drying
3 moisture content tester-wood moisture content measurement
4 Steel tape 3m, 5m 1mm fire door and material size measurement.
5 ft 1 mm
6 vernier caliper 0.02 mm
Measurement of 0.02 mm distortion of height ruler
8 feeler gauge 0. 1 mm gap measurement
9 scale 1kg fire door is weighed with filler.
Measurement of 2n Opening Force of 10 Dynamometer
1 1 woodworking tools (manual and electric)-fabrication and installation
The production of fire doors adopts 12 planer ≥300mm.
13 planer ≥300mm
14 tenoning machine-
15 drilling machine-
16 table saw-
17 cold pressing or hot pressing machine meets the production requirements and is used to press and form fire doors.
Attachment 3:
Type approval of steel and wood fire doors
Inspection basis, inspection items, sampling methods and judgment criteria
I. Type certification inspection
(1) steel fire door
1. Inspection basis
Gb12955-1991general technical requirements for steel fire doors.
2. Inspection items
Inspection items are specified in GB12955-1991General Technical Conditions for Steel Fire Doors:
(1) materials and accessories
(2) Appearance quality
(3) Tolerance of size, shape and position
(4) Fire resistance limit
(2) Wooden fire doors
1. Inspection basis
Gb14101-1993 "general technical conditions for wood fire doors"
2. Inspection items
The inspection items are the following items specified in GB14101-1993 General Technical Conditions for Wood Fire Doors:
(1) filler material
(2) Glass
(3) Hardware Accessories
(4) Opening force
(5) Clearance and installation tolerance
(6) sealing
(7) Production requirements
(8) Overall strength
(9) Fire resistance limit
(3) Sampling method
1. sampling method: the steel-wood fire doors are randomly selected according to the most difficult specifications among the fire resistance grades (A, B and C) applied by the enterprise (the order of difficulty is implemented according to Article 2 of the Supplementary Provisions on Product Type Approval of Steel-wood Fire Doors);
2. Sampling base: the sampling base of similar steel and wood fire doors with different fire resistance grades (A, B and C) should not be less than15;
3. Number of samples: two samples are taken from the steel and wood fire doors (Grade A, Grade B and Grade C) with the most difficult fire resistance. Has grown two millimeters sent to the quality inspection center for inspection; Another one is reserved for enterprises.
(4) Judgment criteria
1. Single standard
(1) unqualified classification and qualified judgment number of each inspection item of steel fire door
Inspection item and clause number, unqualified classification, and qualified judgment number
A class b class c class a class b class c class
Appearance quality (5.2) Welding quality (5.2. 1) The welding is not firm, the distribution of solder joints is uneven, and there are false welding and burning through. Uneven grinding of external surface of plug welding position 0 0
Spraying quality (5.2.2) No antirust primer is sprayed on the door surface. The coating is uneven, uneven and smooth, with paint accumulation, pockmarks, bubbles, paint leakage and flowing. 0 0
Materials and accessories (5. 1) Filling materials (5. 1.2) Doors and frames are not filled with incombustible materials, which is inconsistent with the product drawings. 0
Hardware fittings (5. 1.3) The melting temperature of hardware fittings such as door locks, hinges and latches is lower than 950℃. 0
Material (5. 1. 1) Cold-rolled steel plate 0.2 is not used for door frames, door panels and their reinforcements.
Material thickness (5. 1. 1) The thickness of door frame steel plate is lower than the standard requirements.
The thickness of door leaf panel is lower than the standard requirement.
The thickness of the reinforcement material is lower than the standard requirements.
Hinge (5. 1.4) The hinge adopts bidirectional spring.
Seam cover plate (5. 1.5) There is no seam cover plate in the middle seam of double doors.
The sealed (5. 1.6) door frame is not provided with a sealing groove, and the incombustible material embedded in the groove is unqualified.
Inspection item and clause number, unqualified classification, and qualified judgment number
A class b class c class a class b class c class
Dimensional and Geometric Tolerance (5.3) Dimensional Tolerance The height deviation of the door leaf exceeds the limit value of 2.
The deviation of door leaf width and dimension exceeds the standard.
The thickness deviation and size deviation of the door leaf exceed the standard.
The height deviation and size deviation of door frame notch exceed the standard.
Width deviation and size deviation of door frame notch exceed the standard.
Form and position tolerance The length difference between the two diagonal lines of the door leaf exceeds the standard.
The length difference between the two diagonal lines of the door leaf notch exceeds the limit.
The distortion dimension deviation of the door leaf exceeds the limit.
The dimensional deviation of the bending degree in the height direction of the door leaf exceeds the standard.
Height difference and dimension deviation of door leaf and door frame combination (front) exceed the standard.
Assembly tolerance The overlapping part between the door leaf and the door frame is lower than the standard requirement of 0.
The gap between the door leaf and the door frame exceeds the limit.
The gap size deviation between door leaf and door frame exceeds the standard.
The gap size deviation between the two doors exceeds the limit.
Fire resistance limit (5.4) Class A fire door < < 1.2h Class B fire door < < 0.9h Class C fire door < 0.6H0
(2) The unqualified classification and qualified judgment number of each inspection item of wooden fire door.
Inspection item and clause number, unqualified classification, and qualified judgment number
A class b class c class a class b class c class
Material (5. 1) filling material The door leaf is not filled with incombustible material, which is inconsistent with the product drawing. 0
Glass glass affects fire resistance.
Hardware accessories Hardware accessories are unqualified.
Opening force of door leaf (5.2) > 80n0
Clearance and installation tolerance (5.5) Clearance The clearance at the joint of double doors exceeds the limit of 2.
The dimension deviation of vertical joint between fan and frame exceeds the standard.
The dimension deviation of the upper seam between the fan and the frame exceeds the limit.
The length difference between the two diagonal lines of the installation tolerance door frame (internal cutting) exceeds the limit.
The flatness dimension deviation of the contact surface between the frame and the fan exceeds the standard.
Sealing (5.6) No sealing groove is left at the joint of door frame and door leaf, and the sealing strip in the groove is unqualified 1.
The allowable deviation of door manufacturing (5.7.3d) is out of tolerance in the warping size of door leaf.
The diagonal length of the door leaf is poor, and the dimensional deviation exceeds the standard.
Overall strength (5.8) After the sandbag impact test, the integrity of the door was destroyed, and the filling material in the door cracked or fell off. 0
Fire resistance limit (5. 10) Class A fire door < < 1.2h Class B fire door < < 0.9h Class C fire door < 0.6H0
(3) Individual inspection and judgment
The number of unqualified items in each inspection item of steel-wood fire door is less than or equal to the number of qualified judgments in the above table, indicating that the item is qualified. Otherwise, the project is judged as unqualified.
2. Product comprehensive evaluation criteria
If the steel and wood fire doors fail individually, the products are judged to be unqualified.
Second, supervision and inspection
(1) inspection basis
The inspection basis of steel fire doors is GB12955-1991General Technical Conditions for Steel Fire Doors;
The inspection basis of wood fire doors is GB14101-1993 General Technical Conditions for Wood Fire Doors.
(2) Inspection items
0. The inspection items of steel fire doors are the ex-factory inspection items specified in GB12955-1991General Technical Conditions for Steel Fire Doors:
(1) materials and accessories
(2) Appearance quality
(3) Tolerance of size, shape and position
1. The inspection items of wood fire doors are the ex-factory inspection items specified in GB141-1993 General Technical Conditions for Wood Fire Doors:
(1) materials and accessories
(2) Opening force of door leaf
(3) The allowable deviation of door manufacturing
(3) Sampling method
1. sampling method: for each product with fire resistance rating, select the most difficult product for sampling. Samples should be taken from the finished product library of the enterprise.
2. Number of samples: 1 sample for each fire door.
(4) Judgment criteria
It is the same as the type approval inspection standard.
Third, replace the inspection.
The replacement inspection is the same as the type approval inspection.