Dizayn va ishlab chiqarish: API 600, API 6D, JIS B2073-2083
Tekshirish va test: API 598, API 6D, JIS B2003, API 600
Oxirgi gardish o'lchami: ASME B16.5, JIS B2212-2214, ASME B16.47A, MSS SP-44, ASME B16.47B, API 605
BW yakuniy o'lchami: ASME B16.25
Yuzma -yuz: ASME B16.10, JIS B2002
Bosim-harorat ko'rsatkichlari: ASME B16.34