API 5Lʻo ka palena no ka paipai uila no ka laweʻana i ka aila,ʻano kūlohelohe, a me ka wai. Nā uhi maʻamau i nā helu likeʻole o nā kila i nā kila,ʻo ia ka x42 a me x52ʻelua mau helu maʻamau. ʻO kaʻokoʻa nui ma waena o X42 a me X52 lākou i kā lākou mea hana mechaninininies, nui loa i ka ikaika a me ka ikaika.

X42:ʻO ka ikaika haʻahaʻa haʻahaʻa o ka paila X42ʻo Steel pipe 42,000 PSI (290 mau manawa o ka ikaika o ka tesi (415-55 bssi (415-500 m PPA). ʻO X42 Kūʻai Kūʻai Kūlana i hoʻohana maʻamau i nā'ōnaehana pipeline me ka hoʻoikaikaʻana o ke medium a me nā koi ikaika, kūpono, a me ka wai maoli, a me ka wai.

X52:ʻO ka ikaika o ka ikaika o ka X52 Steel Pipe Pīpeku 52,000 psi (360 mpa) Ua hoʻohālikelikeʻia me X42, X52 Kūʻaiʻo X52 Kūʻai Kūʻai Nui a he kūpono no nā'ōnaehana pipeline a me nā pono kiʻekiʻe.

I nā'ōlelo a ke kūlana lawena,API 5L STANDSPEE wehewehe ana i nā helu hāʻawiʻokoʻa no nā kīwaha Steelless Steelless a me nā pipes welded.

ʻO ka paila Steamless Steelless (N State): N. Hoʻokomoʻia nā kīwaha kila kila ma mua o ka hoʻopuka e homogenize i ka microsruction o ka paila kīwī, ma hope o ka hoʻomaikaʻiʻana i kāna mau mea hana mechanical me a me ka paʻakikī. Hiki i ka hana maʻamau ke hoʻopau i ke kaumaha koʻikoʻi a hoʻomaikaʻi i ka paʻa o ka paila o ka paila kila.

ʻO ka paila holoi (M State): M moku'āina e pili ana i ka mālamaʻana o ka thermomecanical i ka paka i ka paka ma hope o ka hoʻokumuʻana a me ka hoʻohanaʻana. Ma o ka hana mālamaʻana i kaʻatikala, ua kaliʻia ka micropsruty o ka paila welded, ua hoʻomaikaʻiʻia ka hana a ka ulding, a me ka ikaika o ka ulded pipa i ka hoʻohanaʻana.

API 5L STANDSPEE wehewehe ana i ka kiko'ī i ka hui kalaka, nā mea ponoʻole, nāʻano hana, hoʻomaʻamaʻaʻia, nā koi kūpono o nā Pitemore Steel PIPSELIE. ʻO ka hoʻokōʻana o ka maʻamau e hōʻoia i ka palekana a me ka hilinaʻi o ka paila slael e halihali ana i ka aila, kūlohelohe a me nā wai kūlohelohe. ʻO ke kohoʻana o nā helu kūpono o nā pipes kila a me ke kūlana lawe e hoʻokō i nā pono hana likeʻole a e hōʻoia i ka hana kūpono o ka paila pipeline.