Steel butt welding fittings: SIZE :SIZE:1/2"24" DN15DN60021.3mm- 610mmWALL THICKNESS :(2mm-150mm)ASTMSCH10, SCH20, SCH30, SCH STD, SCH40, SCH60, SCH XS, SCH80, SCH100, SCH120, SCH140, SCH160, SCH XXS, SCH5S, SCH 10S, SCH20S, SCH40S, SCH80S JISSGP DINDIN2605MATERIAL :CARBON STEEL : ASTM/ASME A234 WPBWPC, A403 WP304-304L-304H-304LN-304NALLOY STEEL : ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911 ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347HLOW TEMPERATURE STEEL : ASTM/ASME A402 WPL 3-WPL 6LOW TEMPERATURE STEEL: ASTM/ASME A860 WPHY 42-46-52-60-65-70 STANDARD:ASME B16.9-2007 ASME B16.25-2007ASME B16.5-2007EN10253-1-1999 EN10253-2-2007 EN10253-3-2008 EN10253-4-2008DIN2605-1-1992 DIN2605-2-1995JIS B2311-2009 JIS B2312-2009 JIS B2313-2009GB/T12459-2005 GB/T13401-2005 GB/T10752-2005