Size: 2"-36"(DN50-DN900) DesigPressure: 150LB-300LB (PN16-PN50) Material: Carbon Steel, Stainless Steel Design by API Spec.6D and API 600 Valves tested by API Spec. 6D and API 598 Face to Face by API Spec.6D and ANSI B16.10 RF flanged ends by ANSI B16.5 and MSS SP-44 Butt-Welding ends by ASME B16.25 Operation: Handwheel, Bevel Gear, Pneumatic, Electric