... furnace.All tool joints should be inspected at full length by fluorescence magnetic particle and ultrasonic method. SizeWeightDesignationPlain-End Weight WpeOutside ... .575.5139.70.41510.54E, X, G, SInt-Ext.Upset6 5/825.222.2133.046.625168.30.338.38E, X, G ... , SInt-Ext.Upset6 5/827.7224.2436.066.625168.30.3629.19E, X, G ...