Insulator Caps Pattern Marking in House Magnetic particle test Eddy Current Test Mechanical Load Testing for each batch Insulator CapsMaterial: Malleable Iron, Ductile IronTechnique: JBT8178, B10215-88, IEC120, ANSICoasting: JBT8177-1999, Normal Galvaninzing, Reinforce Galvanizing and Super Reinforce GalvanizngDimension: GBT4056-94, also would design according to the customer drawings.100% Gauges ...