This part of JT/T 599 specifies the product classification, structural dimensions and naming, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of glass fiber reinforced plastic pipes for highway use (hereinafter referred to as fiberglass pipes). This section applies to fiberglass pipes for highway use, but not to fiberglass pipe fittings and accessories.
JT/T 599.3-2004 history
2004JT/T 599.3-2004 The glass-fiber-reinforced thermosetting-resin product for highway Part 3: Duct
JT/T 599.3-2004 The glass-fiber-reinforced thermosetting-resin product for highway Part 3: Duct was changed to GB/T 24721.3-2009 Glass fiber reinforced plastic product for highway.Part 3:Duct.