1) Size: 1/2"-48" 2) Varieties: SGP, STD, SCH40, SCH80, SCH160 3) Standard: ANSI B16.9/16.28, DIN2605/2615/2616, JIS P2311/2312 4) Material: ASTM A234 WPB, carbon steel, stainless steel, alloy steel 5) Angle: 90? 45? 180? 6) Price: very competitive 7) Special design available