... 3. Standard: DIN, UNI,GB, BS, ASME, ANSI,API,ASA,JIS 1. Title: Stainless steel flange2. Size range: 15 ... 3. Standard: DIN, UNI,GB, BS, ASME, ANSI,API,ASA,JIS etc.4. Material: F304(1.4301), F304L(1 ... Facing: RF/FF/RTJ We can also make nonstandard flanges, and the dimentions in accordance with your specifications and ... , public applicances, etc.More details: Technical: stainles steel slip on flange