Seamless Carbon Steel Pipe Fittings Elbow have five conventional methods

　　Seamless Carbon Steel Pipe Fittings Elbow have five conventional methods of flaw detection are ray detection method, ultrasonic flaw detection method, magnetic particle testing method, eddy current flaw detection method and penetration testing method. Pipe will not attack corrosion, pitting, corrosion or wear. Generally do not have any resistance to corrosion.