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1 Translated English of Chinese Standard: ICS PUBLIC SECURITY INDUSTRY STANDARD OF THE PEOPLE S REPUBLIC OF CHINA GA C 85 Replacing GA , GA Fireman s protective clothing for firefighting 消防员灭火防护服 Issued on: January 20, 2014 Implemented on: March 1, 2014 Issued by: Ministry of Public Security of the People 's Republic of China Page 1 of 28

2 Table of Contents Foreword Scope Normative references Terms and definitions Model, style, type, specifications Design requirements Performance requirements Test methods Inspection rules Marks, packaging, transport and storage Annex A (Normative) Overall thermal protection performance test Annex B (Normative) Thermal stability test Annex C (Normative) Lifesaving towing belt functional test Page 2 of 28

3 Foreword Clause 6, clause 8 and sub-clause 9.1 of this Standard are mandatory. The rest are recommendatory. This Standard was drafted in accordance with the rules given in GB/T This Standard replaces GA Protective clothing for firefighters and GA Command clothing for firefighting. The revision of this Standard is mainly based on GA , and the whole contents of GA are integrated. Compared with GA , in addition to the editorial modifications, the main technical modifications are as follows: - added requirements for model preparation method (see 4.1); - added design requirements for life-saving towing belt (see 5.5); - added requirements for overall thermal protection performance test phenomenon (see 6.1); - added requirements for flame retardant properties of thermal barrier and comfort layer after washing 25 times (see 6.2.1); - added requirements for various materials flame retardant properties fixed in the protective clothing outer layer (see 6.2.2); - added flame retardant requirements for life-saving towing material and sewing thread (see 6.2); - improved requirements for thermal stability of thermal barrier and moisture barrier (see 6.3.1); - added requirements for thermal stability of lifesaving traction materials (see 6.3.1); - added requirements for comfort layer thermal stability (see 6.3.2); - added requirements for material shrinkage per layer (see 6.4); - added requirements for breaking strength of comfortable layer (see 6.6.2); - added requirements for breaking strength of lifesaving towing material (see 6.6.3); - added requirements for color fastness of outer layer (see 6.9); Page 3 of 28

4 Fireman s protective clothing for firefighting 1 Scope This Standard specifies the terms and definitions, model, style, type, specification, design requirements, performance requirements, test methods, inspection rules, marking, packaging, transportation and storage of fireman s protective clothing for firefighting. This Standard is applicable to fireman s protective clothing during firefighting. This Standard also works for firefighting commanding clothing. This Standard is not applicable to protective clothing for firefighting in special circumstances (e.g. nuclear facilities, offshore platforms, mine underground fires, etc.) 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 191, Packaging and storage marks GB/T 250, Gray scale for assessing change in colour GB/T , Standard sizing systems for garments - Men GB/T , Standard sizing systems for garments - Women GB/T , Textiles - Tear properties of fabrics - Part 3: Determination of tear force of trapezoid-shaped test specimens GB/T , Textiles - Tests for colour fastness - Colour fastness to rubbing GB/T , Textiles - Tests for colour fastness - Colour fastness to washing with soap or soap and soda GB/T , Textiles - Tensile properties of fabrics - Part 1: Determination of maximum force and elongation at maximum force using the strip method Page 5 of 28

5 GB/T , Textiles - Testing and evaluation for water resistance - Hydrostatic pressure method GB/T , Textile fabrics - Determination of resistance to surface wetting - Spray test GB/T , Textiles - Burning behaviour - Vertical method GB/T , Textiles - Tests for color fastness - Color fastness to artificial light: Xenon arc fading lamp test GB/T , Textiles - Preparation, marking and measuring of fabric specimens and garments in tests for determination of dimensional change GB/T , Textiles - Domestic washing and drying procedures for textile testing GB/T , Textiles - Determination of dimensional change in washing and drying GB/T , Textiles - Test method for water-vapour transmission of fabrics - Part 1: Desiccant method GB/T , Textiles - Seam tensile properties of fabrics and made-up textile articles - Part 1: Determination of maximum force to seam rupture using the strip method GB/T , Textile - Oil repellency - Hydrocarbon resistance test GA 7, Protective gloves for firefighters GA 124, Self-contained positive pressure air breathing apparatus for fire fighter 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 protective clothing for firefighting a special garment used to protect the trunk, head and neck, arms and legs when the firefighters are engaged in fire fighting and rescue 3.2 moisture barrier a protective garment portion for preventing water from penetrating into the insulating layer while discharging water vapor Page 6 of 28

6 moisture barrier, thermal barrier Placket The structure of the placket shall include the outer layer, moisture barrier and thermal barrier Cuff Each protective clothing top sleeves shall have protective wrist to prevent burning debris from entering the sleeves. It shall have waterproof design. The cuffs shall not interfere with the wearing of protective clothing. It shall match with the wearing of protective gloves Pocket The bottom of the protective clothing shall have a drain design. 5.3 Protective pants Protective pants shall protect the lower limbs and legs of the firefighters, but not the ankles and feet. 5.4 Reflective trim The reflective trim shall be firmly sewn on protective top and pants. For split protective clothing, the width of reflective trim in the chest, hem, cuffs, leg openings shall not be less than 50 mm. The reflective trim shall be set 360 visible. 5.5 Life-saving towing belt Protective clothing shall be equipped with life-saving towing belt. When it is deployed to rescue firefighters, it shall be able to pull the fireman's upper body, armpit parts and shoulders. Life-saving towing shall be tough and solid. It shall be able to withstand the dragging by the weight of the firefighters. 5.6 Position of label The label shall be stitched on the comfort layer of the left front chest of protective top. 5.7 Color The outer color of the protective clothing shall be dark blue. 5.8 Accessories The requirements for accessories for protective clothing are as follows: Page 9 of 28

7 6.3.3 There shall be no melting, burning for the sewing thread used for protective clothing after the (260 ± 5) C thermal stability test The hardware used for protective clothing, after the (260 ± 5) C thermal stability test, shall be able to maintain its original functions For material used for protective clothing lifesaving towing belt, after the (260 ± 5) C thermal stability test, the size change rate along the longitude direction, the latitude directions shall not exceed 10%. There shall be no significant change in the surface of the specimen. 6.4 Shrinkage rate For protective clothing outer layer, moisture barrier, thermal barrier, comfort layer material, after 5 times of washing, the shrinkage rate along the longitude direction, the latitude direction shall not exceed 5%. 6.5 Surface moisture resistance For outer layer material, after 5 times of washing, the spray rating shall not be less than grade Breaking strength The latitude and longitude dry-state breaking strength of outer layer material shall not be less than 650 N The latitude and longitude dry-state breaking strength of comfort layer material shall not be less than 300 N The latitude and longitude dry-state breaking strength of the material used for protective clothing lifesaving towing belt shall not be less than 7000 N. 6.7 Tearing strength The latitude and longitude tearing strength of outer layer material shall not be less than 100 N. 6.8 Mass per unit area The mass per unit area of each layer of material shall be within the range of (100 ± 5)% of the rated mass provided by the fabric supplier. 6.9 Color fastness The color resistance and water resistance of outer material shall not be less than grade 3. The color fastness shall not be less than grade 4. Page 11 of 28

8 Heat resistance After the heat resistance test, the reflective material surface shall have no carbonization, shedding phenomenon. Its retroreflective coefficient shall not be less than 70% of the value specified in Table High and low temperature performances After the high and low temperature test, the reflective trim shall not have broken, wrinkled, twisted phenomenon Mass The mass of the entire protective clothing shall not exceed 3.5 kg Appearance The requirements for protective clothing appearance are as follows: a) all parts shall be ironed flat, clean, without over-ironing, water stains, glistening, powder stains, threads; b) the collar shall be flat and not twisted; c) the symmetrical parts are basically uniformed; d) the adhesive liner shall not have degumming and surface glue; e) the label is in the correct positioned and the logo is accurate and clear Functional performance of lifesaving towing belt The lifesaving towing belt shall be deployed within 10 s. The distance for dragging the test dummy shall not be less than 2.5 m. 7 Test methods 7.1 Specimen washing and drying The entire protective clothing washing shall be carried out according to 5A method of GB/T Drying shall be carried out according to the method specified in Procedure C of this Standard. 7.2 Overall thermal protection performance test The overall thermal protection test method shall be carried out according to Page 13 of 28

9 7.10 Color fastness test The color fastness test method shall be respectively carried out according to GB/T , GB/T , GB/T Determine whether the test results comply with the provisions of Test for hydrostatic resistance Test method for hydrostatic pressure shall be carried out according to GB/T Determine whether the test results comply with the provisions of Permeability test Test method for permeability test of moisture barrier material shall be carried out according to GB Determine whether the test results comply with the provisions of Oil repellent performance test Test method for oil repellent performance shall be carried out according to GB/T Determine whether the test results comply with the provisions of Needle density inspection Take any 3 cm from protective clothing for measurement. Determine whether the test results comply with the provisions of Color difference inspection When measuring the color difference level, the parts to be measured shall be consistent with the yarn weaving direction. Use equivalent light of 600 lx and higher. The incident light is at an angle of 45 to the object to be measured. The observation direction is generally perpendicular to the object to be measured. Carry out the visual inspection at a distance of 60 cm. Compare with GB/T 250 sample card; determine whether the test results comply with the provisions of Seam breaking strength test Test method for seam breaking strength shall be carried out according to GB/T Determine whether the test results comply with the provisions of Reflective trim performance test Test of inverse reflection coefficient Page 15 of 28

10 8 Inspection rules 8.1 Inspection classification The inspection of protective clothing is divided into material inspection, exit-factory inspection and type inspection. 8.2 Material inspection Material inspection shall include each layer of materials, knees, elbows, shoulders and other outer reinforcement materials, reflective trim, sewing thread, life-saving towing belt and hardware of protective clothing Inspection of each layer of material of protective clothing shall be carried out at random according to the quantity per batch m shall be a batch. If it is less than 5000 m, it shall take the actual quantity as a batch. Extract 2 m at random for each batch. Carry out the inspection according to the items specified in Table 3. It shall be accepted after qualified inspection Inspection of outer layer reinforcement material such as knee, elbow, shoulder, reflective trim, sewing thread, lifesaving towing belt and hardware shall be inspected at random according to entry-factory quantity. Carry out the inspection according to the items specified in Table 3. It shall be accepted after qualified inspection. 8.3 Exit-factory inspection The exit-factory inspection for protective clothing shall be carried out according to the items specified in Table 3. It shall leave factory after qualified inspection The exit-factory shall take 1000 sets as a batch. If it is less than 1000 sets, it shall take the actual production as a batch. Extract 2 sets of samples from each batch. After the inspection according to Table 3, if one item fails, it shall double the sample at random for the unqualified item to inspect. If it still fails, this batch of products shall be determined as unqualified. 8.4 Type inspection The type inspection, according to the items specified in Table 3, is usually carried out in the following situations: a) trial model identification for new product; b) great changes in material, style, process which may affect product performances; Page 17 of 28

11 Specify the registered trademark and model specifications for each layer of material: Occasions prohibited to use: 9.2 Product instructions NOTE: This label shall not be removed. Figure 1 -- Protective clothing label The manufacturer of protective clothing shall provide the following description for each protective clothing: a) cleaning and dressing methods; b) maintenance method; c) safety precautions; d) storage conditions; e) warranty information; f) when installing the lifesaving towing belt, the requirements and precautions shall be specified in detail. 9.3 Packaging Each package of protective clothing is packed in plastic bags. Every 5 sets of protective clothing shall be packed in one box and attached with product manual, certificate Packaging cartons shall be used for protective clothing outer packaging. The relevant marks specified in GB/T 191 shall be printed outside the carton: a) product name, model, specifications; b) quantity and total mass; c) dimensions of packaging box; d) date of manufacture or production lot number; e) anti-rain, anti-sunlight, anti-hook hanging signs; f) standard number for implementation; g) factory name, trademark. 9.4 Transport Page 21 of 28

12 Annex B (Normative) Thermal stability test B.1 Principle Evaluate the thermal stability of the fabric through the measurement of its dimensional change rate after the fabric is maintained for a while in high temperature environment. B.2 Devices B.2.1 The parameters of the oven are as follows: - temperature range: 20 C ~ 300 C; - temperature fluctuation: ±2.0 C; - sufficient volume allowing the test sample to be placed separately. B.2.2 Measurement ruler shall use 1 m long millimeter scale. B.3 Sample Size is 10cm 10cm. Respectively take 3 samples along longitude direction, latitude direction. B.4 Test preparation Maintain the sample at a temperature of (20 ± 2) C and a relative humidity of (65 ± 5)% for 24h. B.5 Test steps Heat the oven to the desired temperature. Immediately put the sample into the oven. The sample shall not be in contact with the drying box wall. Start recording time when the oven is closed. After 5 min, open the oven and take the sample out. B.6 Test conclusion It shall, within 2 min, measure the sample s length, width. Calculate the maximum size change rate according to equation (B.1). Take the average value of 3 samples as test results. Page 25 of 28

13 Annex C (Normative) Lifesaving towing belt functional test C.1 Principle Evaluate the rescue function of lifesaving towing belt through determination of time required by deployment of lifesaving towing belt and distance of dragging the test dummy. C.2 Sample The test sample shall be protective clothing for installing life-saving towing. Take 3 sets of samples for lifesaving towing belt functional test. C.3 Test devices The test devices include: a) a human body model of which the model height is 167 cm, the weight is 75 kg; b) a pair of fire gloves suitable for test personnel; the protective gloves shall comply with the provisions of GA 7; c) a set of positive pressure fire air respirator complying with GA 124 provisions. C.4 Test steps C.4.1 Choose a suit of protective clothing with suitable size of the bust of the human model to put on the human model. According to the instructions on use of positive pressure fire air respirator, apply the positive pressure fire air respirator to the human body model to form a test dummy. C.4.2 Place the test dummy on the concrete floor. C.4.3 A tester wears fire gloves and another tester is ready for timing. C.4.4 The tester wearing gloves shall deploy the lifesaving towing belt. The timing tester shall record the deploying time. The deploying time shall start from the time when the tester starts contacting the test dummy till the test dummy starts moving. C.4.5 The tester shall pull up the lifesaving towing belt along the straight line Page 27 of 28