Seamless steel pipe fitting-reducer 1) Size: 1/2"-72" 2) Varieties: SCH20, SGP, STD, SCH40, SCH80, SCH160 3) Standard: ANSI B16.9/16.28, ASTM, API 5L, DIN2605/2615/2616, JIS P2311/2312 ASME B36.10M---1996 4) Material: ASTM A234 WPB, carbon steel, Low Alloy, stainless(only for flange) 5) Surface treatment: Black rust-proof oil, transparent oil, hot galvanizing 6) Price: Very competitive 7) Special design available 8) keyword: Carbon steel reducer, tube reducer, DIN reducer