This part specifies the product classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of fiberglass reinforced plastic pipes (hereinafter referred to as pipes) for underground coal mines. This section is applicable to fiberglass reinforced plastic pipes for underground coal mine supply, water supply and drainage, positive pressure air, shotcrete, and gas drainage that use glass fiber and its products as reinforcing materials, thermosetting resin as the matrix, and specific flame retardant and antistatic properties.
MT 558.3-2005 Referenced Document
GB/T 1447-1983 Test method for tensile properties of glass fiber-reinforced plastics
GB/T 3854-1983 Test method for hardness of fiber reinforced plastics by means of Barcol impressor
GB/T 5351-1985 Test method for short-time hydraulic failure pressure of fiber-reinforced thermosetting plastic pipe
GB/T 5352-1985 Test method for external loading properties of fiber-reinforced thermosetting plastic pipe by parallel-plate loading
MT 181-1988 Specification for safety performance inspection of plastic pipes used in underground coal mines
MT 558.3-2005 history
2005MT 558.3-2005 Plastic pipes in coal mining Part 3: Fibre-reinforced plastic pipes