... Type Elbow Standard:astm Certificate:ISO9001 Drawing of elbowComparative Advantages:1, Wear resistance, servicing ... cost.6, Easy installation and construction.Specification: ProductsDrawing of elbowMaterialCarbon steel (seam & seamless) and ceramicStandardGB Size2inch~~ ... TOur main marketMid East, Southeast Asia , India, Europe and South Americasurface treatmentblack painting,rust oil ,rust ...