1) Size: 1/2"-48"
2) Varieties:  SCH40, SCH80, SCH160
3) Standard: ANSI B16.9/16.28, ASTM,DIN2605/2615/2616, JIS P2311/2312 ASME B36.10M---1996
4) Material: ASTM A234 WPB, carbon steel, Low Alloy,stainless
5) Surface treatment:  black painted
6) email and msn  terry-1022 at hotmail dot com