Tsara da ƙira: API 600, API 6D, JIS B2073-2083
Dubawa da Gwaji: API 598, API 6D, JIS B2003, API 600
Ƙarshen Flange girma: ASME B16.5, JIS B2212-2214, ASME B16.47A, MSS SP-44, ASME B16.47B, API 605
Girman ƙarshen BW: ASME B16.25
Fuska da fuska: ASME B16.10, JIS B2002
Matsayin matsin lamba-zazzabi: ASME B16.34