... .Material: stainless steel (seam & seamless) 4.Qualification: ISO9001, API, CE, 1.Size: 1/2"-72" 2.Thickness: SCH20-XXS 3.Material: stainless steel ... elbow4.Qualification: ISO9001, API, CE, Size:from 1/2" to 72" Angles:45 Deg, 90 Deg, 180 DegThickness ...