Body Machining for Single-Welding Fully Welded Fixed-Ball Ball Valves
LEI Gong-yu;CHENG Zhong-xing;ZHANG Cheng-xuan;KCM Valve Co.,Ltd.;
In this paper,the welding method,strength test,upper and lower shaft hole machining and the measures of anti-iron chips in body cavity of single welded fixed-ball ball valve composite body are introduced.
【CateGory Index】： TH134;TG44