Showing papers on "Nominal size published in 2016"
Patent•
27 Jan 2016
TL;DR: In this article, a built-in fitting metal pipe, including the body, one end in the body is equipped with the gas thread, the root of thread of gas thread is convex, and the ordinary metric thread big 0.2 -0.5mm larger than the nominal diameter.
Abstract: The utility model discloses a built -in fitting metal pipe, including the body, one end in the body is equipped with the gas thread, the root of thread of gas thread is convex, and the ordinary metric thread big 0.2 -0.5mm of the external diameter of gas thread than same nominal diameter. The utility model discloses the shape of well gas thread be the size after the cooperation is used with the tooth strip, the holistic tensile ability of improvement gas thread that can be great.
1 citations