... flange, blind flange, 8-blind flanges, orifice flanges ,plate flanges2. Material: carbon steel, stainless steel and alloy steel flange3. Standard: ANSI, JIS, ... , black paint. Rust oil and Zn8. Inspection: in-house and the third party9. Packing: Plywooden cases ... ISO9001:2000,ISO14001,API600,API6D,AZ,CETAITO Forged Stainless Flanges flanges including carbon, stainless and alloy manufactured according to ...