Jinan HeChuang Mechanical Manufacturing Co., Ltd.
Our main approach is blue disk. Steel pipe joint. 150LB THRF Flange is neck-threading flange, pressure 150LB according to ANSI B16.5,and we produce ANSI,JIS, EN, DIN flanges. We have strict quality management system, won a lot of customer recognition, over the same period the company won three national patents.