ANSI-Standard check valve te chu standard size a ni

Chumicheck valve a niAmerican standard anga design, siam, siam leh test chu American standard an ti acheck valve a ni, chuti a nih chuan American standard-a standard size chu engzat nge ni angcheck valve a ni? Amah leh national standard check valve te hi eng nge a danglamna? Tunah chuan American standard ang standard size a nicheck valve te a awm bawkchu API leh ASME standard anga design leh siam chhuah a nih avangin a lar zawk a, American standard valve standard tam tak chu khawvelah a awm tak tak a ni. American Standard check valve standard dimension chu hetiang hi a ni: Design standard: API 6D, ASME B16.34, API 594, BS 1868, GB/T 12235, GB/T 12236, JB/T 8937 Structure sei zawng: ASME B16.10, API 6D, GB/T 12221 Connection standard: ASME B16.5, ASME B16.47, ASME B16.25, GB/T 9113, JB/T 79, HG/ T 20592 Pressure test: API 598, API 6D, GB/T 13927, GB/T 26480 Pressure leh temperature rating: ASME B16.34, GB/T 12224 A hman dan Pressure sang tak awmna hmuna American standard globe valve hman dan American standard danglamna bercheck valve te a awm bawkleh ram pum huap standard a nicheck valve te a awm bawkare as follows: 1. Nominal diameter unit chu a danglam a; 2. Flange mark hi a danglam a; 3. A insiam dan sei zawng a inang lo; 4. Inspection mamawh dan a inang lo.