| 摘要 |
PCT No. PCT/FR82/00026 Sec. 371 Date Sep. 28, 1982 Sec. 102(e) Date Sep. 28, 1982 PCT Filed Feb. 10, 1982 PCT Pub. No. WO82/02755 PCT Pub. Date Aug. 19, 1982.A crimping connection comprising an unthreaded sleeve having a tail section joined to a head section. The tail section includes a malleable portion which is adapted to be crimped onto the outer periphery of a pipe and the head section includes a portion of higher hardness than the malleable portion which is adapted to be removably attached within a pipe. |
