Glass reinforced thermosetting plastic (GRP) pipes — Determination of initial specific ring stiffness using segment test species cut from a pipe
玻璃增强热固性塑料(GRP)管.使用从管上切下的分段试验物种测定初始比环刚度
ISO/TS 12512:2017 specifies a method for determining the initial specific ring stiffness of pipes having a nominal size of DN 2000 or larger, using segment test pieces cut from a glass-reinforced thermosetting plastics (GRP) pipe.