SCREW JOINT FOR STEEL ROD AND STEEL ROD JOINING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a screw joint for screw-coupling steel rods with male screws on the outer peripheries of their ends with a coupler at 0°C or lower without causing losseness, and a steel rod joining method.;SOLUTION: The screw joint comprises the steel rods 2 and the coupler 3 fixed together by using a hardened material having a compression elastic modulus of 1500 N/mm2 or more obtained by injecting an acrylic adhesive A from a small through-hole 4 provided in the coupler 3, followed by filling in a gap between the steel rod 2 and the coupler 3 and hardening. The method of jointing the steel rods 2 comprises using the joint.;COPYRIGHT: (C)2002,JPO