Title: Rolling process of male connecting plate for bridge truss
Application Number: 200610134782 Application Date: 2006.12.15
Publication Number: 1986092 Publication Date: 2007.06.27
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B21B37/74;B21B37/58;B21B15/00;B21B1/22;C21D9/70;C21D11/00;B21D1/00
Applicant(s) Name: No.3 Steel Rolling Co., Ltd., Anshan City Address:
Inventor(s) Name: Hong Zhenqi;Hong Zhenkui;Hong Hai
Attorney & Agent: zhangqun
Abstract:
    The rolling process of male connecting plate for bridge truss includes the following steps: cutting the billet into required length; heating in a heating furnace; and rolling in required pass, temperature, roll gap and radial runout. The present invention has the advantages of precisely controlled rolling, high product precision and very high production efficiency.
Time: 11