用于冷凝回流管道的胶粘剂结合型环氧树脂玻璃纤维(玻璃-纤维-增强热固树脂)管及管配件标准规范

• Standard Specification forFiberglass (Glass-Fiber-Reinforced Thermosetting-Resin) Pipe and Pipe Fittings, Adhesive Bonded Joint Type Epoxy Resin, for Condensate Return Lines