... DIN, ANSI, BS Material: carbon steel, stainless steel, alloy steel ISO9001 Typecarbon steel pipe fittingsSize1/2"- 80"Wall thicknessSch ... , ASTM, MSS ,JIS , DIN , EN,MaterialCarbon steel :carbon steelConnectionButt-weldingApplications rangsuch as oil, chemical industry, ... , ASTM, MSS ,JIS , DIN , EN,MaterialCarbon steel :carbon steelConnectionButt-weldingApplications rangsuch as oil, chemical industry, ...