What are the requirements for materials, structures and appearance of forest fire protection clothing?
Forest fires are one of the most serious disasters in China. Extinguishing forest fires is a very complicated, arduous and dangerous work. Firefighters are burned at a temperature of 300-400°C in forest fires. Generally, work clothes cannot protect firefighters. Safety and health. Forest fire protection suits are special work clothes that are specially used by forest firefighters to wear fires, protect against fire, hot objects, high heat and high temperature, and protect human safety. In May 1994, the Ministry of Labor approved and promulgated the "Forest Fire Protection Service" (LD58-1994) industry standard . Forest fire protective clothing products must meet the relevant requirements of the standard. ー, material (1) The color of the fabric is orange and the thermal insulation performance index is not less than 0.15 clo. (2) Flame retardant properties of fabrics: The requirements of Table 7-13 should be met. (3) Sutures: Synthetic fiber yarns must not be used. Single-strength strength is not less than 22N/S0cm. (4) Attachment: Use buckles and hooks that are easy to connect and release. Do not use flammable materials on buckles and hooks on the surface of clothing. Melted material, if used, should be covered on its surface. Second, the structure requirements (1) It is comfortable to wear and it is convenient for human activities after dressing. (2) As far as possible, the surface of the fireproof clothing should be free from loops and pockets should be added to the pockets. (3) Ventilation pores are left in suitable places so as to disperse perspiration, but ventilation pores must not affect the structural strength of the garment. The gap structure must not allow outside foreign objects to enter the interior of the garment. (4) Split-type forest fire protection clothing requires a tight collar, tight cuffs, tight hem and tight trousers. (5) One-piece forest fire protection clothing requires a tight collar, tight cuffs, tight trousers, and a tightened waist. Third, appearance requirements (1) Folded, ironed and clean. No stains, defects and other appearances that are detrimental to appearance (2) There should be no leaks, missing parts, or damage (3) The collar is flat and does not lift up. The sleeves are upright and do not wrinkle around the round sleeves. (4) threshold, sleeve length, sleeve cuffs, pants length. Metallographic Microscope ,Optical Microscope For Metallographic Observation,Inverted Metallographic Microscope,Portable Metallographic Microscope Ningbo Beilun Kalinu Optoelectronic Technology Co.,Ltd , https://www.yxmicroscope.com