... 8-blind flanges, orifice flanges ,plate flanges2. Material: carbon steel, stainless steel and alloy steel flange3. Standard: ANSI, JIS, BS, DIN, UNI, ... , black paint. Rust oil and Zn8. Inspection: in-house and the third party9. Packing: Plywooden cases and pallets10. Delivery time: 25days ... .We are approved by ISO 9001:2000 authentication in 2002 and PED in 2006, complying with them to production. We ...