... : Manufacturer Detailed Product Description Monolithic Insulating joint 1)Material: CS,SS AS 2) ... production description Monolithic Insulating joint1, Pup material: API 5L Gr.B, X42, X46, X52, X56 ... CL300,CL600,CL900,CL1500,CL2500 Introduction:Insulating joint (Isolating Joint) is the key component in Cathodic Protection ... , etc.Ø Size: 1” to 60”Ø Matching pipeline: API 5L Gr. B, X42, X52, X60, X65, ...