J-shape cold bend steel steel and rolling technology

J-shape cold bend steel steel and rolling technology

CN
  • CN 101,067,470 A
  • Filed: 05/29/2007
  • Published: 11/07/2007
  • Est. Priority Date: 05/29/2007
  • Status: Active Application
First Claim
Patent Images

1. J font Lightweight Steel Shape structure that is formed by passage rolling distortion continuously by roll by the slitting steel band, the structure that it is characterized in that described J font Lightweight Steel Shape are that the ratio of thickness (δ

  • ) and its cross section bottom radius of arc (R) of its type guiding principle equals 80%;

    The length of the straightway of radius of arc (R) both sides, bottom differs greatly, and the length of minor face is short especially.

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