What is the fine-grained topic of the following text: Manufactured in accordance with all relevant gasket standards to suit flange designations: ASME B16.5, BS 1560, ASME B16.47 Series A (MSS-SP44), ASME B16.47 Series B (API 605), BS EN 1092 (BS 4504); plus DIN, JIS and NF. Only return the topic.
Gasket Manufacturing Standards