flange features : 1) standard : ASME , ANSI , JIS 2 ) material : carbon steel flange, stainless steel flange Product nameflangeSizeDN10-DN4000MaterialCarbon steelUsed inOil field,offshore,Gasolie,water systems,Electrical factory,Building constructionStandardISO,SNSI,JIS,DIN,GB/T12459,GB/T13401,ASME B16.9,SH3408,SH3409,HG/T21635,SH3408,SH3409Min order quantity1 piece or according to customer ...