This line of valves is one of 3D main products. We offer customer wide range of size, pressure rating and material selection; Also we keep a large number of stock for quick delivery. Low fugitive emission control is available upon request. Design Standard: Basic Design: API 6D; BS1868; ANSI B16.34, Inspection and Test: API 598, BS 6755 Products Range: Size: 2" ~ 64" Rating: ANSI 150lb ~ 2500lb Body Materials: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel