Products By Industry: Natural Gas Series 810 Gas Transition with Male NPT Series 812 Gas Transition with Female NPT Series 815 Weld-on Transition for Gas and Water Series 816 Gas Transition for PVC/HDPE Series 817 Flanged Transition for Gas Series 821 Straight Riser with Male NPT Series 831 Straight/Anodeless Riser with Welded End Series 833 Straight/Anodeless Riser with Male NPT Series 834 Straight/Anodeless Riser with Flange End Series 835 Anodeless Riser with Welded End x 90 Degrees Series 836 Anodeless Riser with Male NPT x 90 Degrees Series 837 Anodeless Riser with Flange End x 90 Degrees Series 862 ID Controlled Threaded Transition Series 863 Sch 40 ID Controlled Weld-On (A53B) Series 864 Sch 40 ID Controlled Weld-On (A106) Series 867 ID Controlled Weld-On Flange