Hiki i nā steriels Steel 304 (18CR-8ni) i hiki ke hanaʻia mai nā kala, nā hale kūʻai a iʻole nā'āpana a iʻole nā'āpana a iʻole nā'āpana. E komo pū me ASTM A182 GR. F304 e kala mai, astm A351 gr. Cf8 e kāʻei a astm A240 Gr. 304 papa. Nā'āpana o ka flange e hoʻohālikelike i ka asme b16.5. Loaʻa i nā 10 mau pae: 150, 300, 400, 600, 1500, 1500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500 a me 2500