Aia nā paipu kila kila humuhumu ʻole o ASTM A335 P11 i loko o ka waihona.

Inā makemake ʻoe e ʻike i ka ʻike hou aku, e like me ka ʻōlelo kūʻai, nā huahana, nā hoʻonā, a me nā mea ʻē aʻe, phoʻolimalimae leka uila mai iā mākou ma ka pūnaewele.

He mea kūʻai waiwai ʻo Tianjin Sanon Steel Pipe Co., Ltd. Aia kā mākou hale hana ma ke kūlanakauhale ʻo Cangzhou, ma ka moku ʻo Hebei. ʻO kā mākou kumu waiwai nuinā paipu paila, a ʻo nā mea i koho ʻiaASTM A335 P5/P11/P91/P92,ASME SA-106/SA-106MGR.B,GB/T 3087-200810#/20#. ʻO nā mea hana i koho ʻia no nā paipu paipu, ʻo iaAPI 5L,API 5CT, nā mea hana i koho ʻia no nā paipu haki ʻailaGB/T 9948he 15MoG/12CrMoVG. Hōʻike ʻo GB/T 6479-2013 i nā mea 10#/20#, nā paipu hoʻololi wela SA179/SA210/SA192, a pēlā aku, nā paipu mīkini GB/T 8162 i nā mea 10#/20#/Q345/42CrMo, EN10210 i nā mea S355JOH/S355J2H, nā paipu pahu kinoea GB1 8248, i nā mea 34CrMo4/30CrMo.

ʻO ka paipu kila metala ʻoleASTM A335 P11he mea kila chromium-molybdenum alloy, a ʻo kona inoa Kina e pili ana15CrMoGLoaʻa i kēia mea ka ikaika wela kiʻekiʻe a me ke kūpaʻa kolo maikaʻi loa, a kūpono ia no nā kūlana hana wela kiʻekiʻe a me ke kaomi kiʻekiʻe. Hoʻohana nui ʻia ia i nā ʻoihana e like me ka ikehu a me ka mana, a me nā petrochemicals.
Ma ke ʻano o ka hoʻohuihui kemika, aia ka mea P11 ma kahi o 1.00% - 1.50% chromium a me 0.44% - 0.65% molybdenum. ʻO kēia hui ʻana o ka metala e hiki ai iā ia ke mālama i nā waiwai mechanical paʻa ma lalo o nā kūlana wela kiʻekiʻe. Kōkua ka mea chromium i ka hana ʻana i kahi papa oxide mānoanoa, e hoʻonui ana i ke kūpaʻa anti-oxidation a me ka corrosion o ka mea, ʻoiai ʻo ka mea molybdenum e hoʻomaikaʻi nui i ka ikaika wela kiʻekiʻe a me ke kūpaʻa kolo o ka mea.
I loko o ka ʻoihana ikehu a me ka mana, hoʻohana nui ʻia nā paipu kila seamless ASTM A335 P11 i nā ʻōnaehana paipu wela kiʻekiʻe a me ke kaomi kiʻekiʻe o nā mea kanu mana wela. Hoʻohana pinepine ʻia lākou e hana i nā ʻāpana koʻikoʻi e like me nā superheaters paila, nā reheaters, a me nā paipu mahu nui. Pono kēia mau ʻāpana e hana pono no ka manawa lōʻihi ma kahi ʻano wela kiʻekiʻe mai 540°C a i 570°C. Hiki i kēia mea ke kū i ke kaomi kūloko kiʻekiʻe a kūʻē i ka palaho oxidation mai ka mahu wela kiʻekiʻe, e hōʻoiaʻiʻo ana i ka hana palekana a paʻa o nā mea kanu mana.
I loko o ka ʻoihana petrochemical, hoʻohana nui ʻia nā paipu kila P11 i nā lako hana wela kiʻekiʻe like ʻole. Hoʻohana pinepine ʻia lākou e hana i nā paipu umu haki, nā paipu umu hoʻololi, a me nā ʻōnaehana paipu hana hydrogenation, a me nā mea ʻē aʻe. Pono kēia mau paipu e kū i nā hopena o ka media hydrocarbon wela kiʻekiʻe. ʻO ka ikaika wela kiʻekiʻe maikaʻi loa a me ke kūpaʻa ʻana i ka pala o ka mea e hiki ai iā ia ke hoʻololi i nā kūlana koi o ka hana petrochemical, e hōʻoiaʻiʻo ana i ka hana paʻa lōʻihi o nā lako.
I loko o ka ʻoihana mana nukelea, hoʻohana nui ʻia nā paipu kila P11 i nā ʻōnaehana paipu kōkua. ʻOiai ʻo nā paipu papa nukelea e hoʻohana pinepine i nā mea kiʻekiʻe, aia nō ka hoʻohana ʻana o P11 i nā ʻōnaehana kōkua ʻaʻole papa nukelea, e like me nā ʻōnaehana hoʻololi wela a me nā ʻōnaehana hoʻolako wai, e hāʻawi ana i ke kākoʻo no ka hana hilinaʻi o nā hale hana mana nukelea.
I ka wā o ka hana ʻana a me ka hana ʻana o kēia mea, pono e uku ʻia ka nānā kūikawā i ke kaʻina hana kuʻihao. Ma mua o ka kuʻihao ʻana, pono ka hoʻomehana mua ʻana o 200-250°C. Pono e hoʻohana ʻia nā electrodes ʻano haʻahaʻa-hauwai, a pono ka mālama wela koke ʻana ma 680-720°C ma hope o ka kuʻihao ʻana. Hiki i kēia mau hana ke hoʻopau i ke kaumaha kuʻihao, hoʻomaikaʻi i ke ʻano kuʻihao, a pale i ka hoʻokumu ʻia ʻana o nā māwae anu. I ka wā o ke kau ʻana o ka pipeline, pono ke kākoʻo kūpono a me nā hoʻonohonoho kauō e hōʻoia i ka hiki i ka ʻōnaehana pipeline ke hoʻonui manuahi a pale i ka hana ʻana o ke kaumaha wela hou aʻe.
Me ka hoʻomohala ʻana o ka ʻoihana ikehu, ke hoʻomau nei ka piʻi ʻana o ke koi no nā paipu wela kiʻekiʻe a me ke kaomi kiʻekiʻe. ʻO ASTM A335 P11, ma ke ʻano he mea paipu wela kiʻekiʻe waena a hilinaʻi hoʻi, e pāʻani mau ana i kahi kuleana koʻikoʻi i ka mālama ʻana a me ka hoʻoponopono hou ʻana i nā lako e kū nei. Ma ka hoʻomaikaʻi ʻana i ka hoʻolālā haku mele a me ke kaʻina hana ʻana, e hoʻomaikaʻi hou ʻia ka hana o kēia mea, e hāʻawi ana i ke kākoʻo mea maikaʻi aʻe no ka hoʻomohala ʻana i nā ʻano ʻoihana like ʻole.
ʻO nā paipu kila kila ASTM A335 P11, ma muli o kā lākou hana wela kiʻekiʻe maikaʻi loa a me ke kumukūʻai hoʻokele waiwai, mālama i ka waiwai noi koʻikoʻi ma nā kahua o ka ikehu a me ka ʻenekinia kemika. No ke koho pono ʻana a me ka hoʻohana pono ʻana i kēia mea, pono ka hoʻomaopopo piha ʻana i kona mau ʻano hana a me nā koi noi.

paipu hao P11

Uhi ka ʻatikala ma luna i nā palena koʻikoʻi a me nā ʻōkuhi hana o nā paipu kila kila seamless. Inā makemake ʻoe e ʻike e pili ana i kekahi hoʻoponopono a i ʻole e loaʻa ka ʻike kikoʻī hou aku, e ʻoluʻolu e hoʻomaopopo iaʻu.


Ka manawa hoʻouna: ʻAukake-25-2025

ʻO Tianjin Sanon Steel Pipe Co., LTD.

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