... range: From ½” up to 60” "4. Schedule:SCH STD, XS, XXS, SCH 10 ~ SCH 1605. STANDARDS:ANSI, ISO, JIS, DIN, BS, GB, SH ... ;blind ;spectacle blind,etc.Size RangeFrom ½” up to 60” ScheduleSCH STD, XS, XXS, SCH 10 ~ SCH 160Material Code:1 CARBON STEELASTM A105 ... , F316/316L, F321, F347, ANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC. ASME B16.11ISO9001:2000 , API , BV , SGS, LOIYDApplications range ...