... .thickness:sch10-sch160 3 standard:ASTM,DIN,JIS,KS,EN,BS ASTM/JIS/KS/EN//DIN ReducerSize: 1/2"-56"Wall thickness ... :SCH10-SCH160XXSStandard:ISO, SNSI, JIS, DIN, ASME, Sh3408 SH3409 HG/T21635 HG/T05010Material: A234-WPB, A420 ... will be replied within 24 hours. ASTM/JIS/KS/EN//DIN Reducer