Jinan HeChuang Mechanical Manufacturing Co., Ltd.
Sch 80 Steel Pipe Nipples,Sch 80 Gi Steel Pipe Nipples,Sch 80 Galvanized Carbon Steel Pipe Nipples
Thread we use CNC machine tools for thread processing. Schdule 80 nipples are produced according to standard ASTM A 105/106B, surface includes metal color and black treatment, threaded is by CNC machines. We grant our buyers with our strict quality control system and good serivce.