| Kūlana | ʻO ke anawaena o waho ka mānoanoa o ka paia | |||
| wehewehe | ʻO ke anawaena o waho | Pale mānoanoa o ka pā | Wehe kaumaha | |
| ASTM A53 | ʻAʻole i uhi ʻia a wela hoʻi i hoʻopaʻa ʻia i ka paipu kila nominal | No nā paipu inoa i emi iho a i like paha me NPS 1 1/2(DN40), ʻaʻole ʻoi aku ka nui o ke anawaena o kekahi wahi ma mua o ka waiwai maʻamau o 1/64 in(0.4mm), no nā paipu inoa i ʻoi aku ka nui a i ʻole like me NPS2(DN50), ʻaʻole pono ke anawaena o waho ma mua o ka waiwai maʻamau o ±1% | ʻAʻole ʻoi aku ka mānoanoa o ka pā haʻahaʻa ma kekahi wahi ma mua o 12.5% o ka mānoanoa o ka pā i koho ʻia. ʻO ka mānoanoa pā liʻiliʻi i nānā ʻia e kūpono i nā koi ma ka Papa X2.4 | ʻO ke kaumaha o ka paipu inoa i hōʻike ʻia ma nā Papa X2.2 a me X2.3, a i ʻole ke kaumaha i helu ʻia e like me ke ʻano kūpono ma ASME B36.10M, ʻaʻole e hoʻokaʻawale ʻia ma mua o ± 10% |
| ASTM A106 | Kiʻekiʻe wela seamless kalapona kila paipu inoa | 1/8-1 1/2 ±0.4mm, ＞1 1/2-4 ±0.79mm ＞4-8 ﹢1.59mm -0.79mm ＞8-18 ﹢2.38mm -0.79mm ＞18-26 ＞ 3.18mm ﹢3.18mm ﹢3.79mm ﹣0.79mm ＞34-48 +4.76mm -0.79mm | ʻAʻole ʻoi aku ka mānoanoa o ka pā haʻahaʻa ma kēlā me kēia wahi ma mua o 12.5% o ka mānoanoa pā ʻenekinia i kuhikuhi ʻia | ʻAʻole ʻoi aku ke kaumaha o kekahi paipu kila ma mua o 10% a ʻoi aku paha ma mua o ke kaumaha i kuhikuhi ʻia, ʻaʻole hoʻi e emi iho ma mua o 3.5% a ʻoi aku paha. Inā ʻaʻole i ʻae ʻia e ka mea hoʻolako a me Xu Fang, hiki ke kaupaona pono ʻia nā paipu kila me ka NPS o 4 a me ka liʻiliʻi. |
| API 5L | Pipeline paipu (ʻoihana aila a me ke kinoea - paipu kila no nā ʻōnaehana halihali pipeline |  | ||
Ka manawa hoʻouna: Feb-13-2025
