DIN EN ISO 1179-2:2023-05
一般用途和流体动力连接 - 带弹性体或金属对金属密封的 ISO 228-1 螺纹的端口和螺柱端 - 第 2 部分：带弹性体的重型（S 系列）和轻型（L 系列）螺柱端密封（E 型）（ISO 1179-2:2022）；...
Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing - Part 2: Heavy-duty (S series) and light-duty (L series) stud ends with elastomeric sealing (type E) (ISO 1179-2:2022);...