... ISO14001 OHSAS1800 Galvanized Blind FlangesNameFlangeSize1/2" to 48" DN15-DN1200ThicknessSCH5--SCH160.XXSPressureSCH5--SCH160.XXSStandardANSI, ISO, JIS, DIN, GB, SH, AND HG ... steelPriceVery competitiveQualityFirst gradeCertificateISO9001:2000, API ,BV ,CEOther productspipes ,elbow, reducer, tee, pipe cap , union ,corrugated compensator , metal hose ,spring hanger and etcApplicationRangePetroleum ...