SA/A106 seamless pipe is one of our most popular products. We stock a full range of schedules of SA/A106B. Schedules 10 through 160, STD, XS, XXS.Unscheduled wall thicknesses available up to 4 inches. ASTM SA/A106 Seamless Steel Pipe Specifications ASTM SA/A106 pipe (also covered in ASME specifications as SA/A106) is the standard specification for seamless … Continue reading ASTM SA/A106