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201 202 310S 304 316 Mea hoʻohana paipu kila kila i hoʻolele ʻia.

ʻO ka wehewehe pōkole:

1) Huahana:paipu kila kuhili ʻole
2) ʻAno:paipu wiliwili kila kila.
3) Papa:AISI 304,AISI 201,AISI 202,AISI 301,AISI 430,AISI 316,AISI 316L
4) Kūlana:ASTM A554
5) Laulā huahana:ʻO ke ʻano OD 9.5mm a 219mm; mānoanoa mai 0.25mm a 3.0mm
6) Ka lōʻihi o ka paipu:mai 3000mm a 8000mm
7) Ka poni:400 kaka, 600 ka maka, 240 ka maka, 180 ka maka, HL, 2B
8) Hoʻopili ʻia:Hoʻopili ʻia kēlā me kēia paipu i loko o ka ʻeke ʻeke pakahi, a laila hoʻopiha ʻia kekahi mau paipu e ka ʻeke ulana, kahi kūpono i ke kai.


Huahana Huahana

Huahana Huahana

ʻAno Huahana

Ka hoʻokaʻawale ʻana o nā paipu kaula:
ʻO NPT, PT, a me G nā pae paipu a pau.ʻO ka NPT he 60° taper pipe thread i pili i ke kūlana ʻAmelika a hoʻohana ʻia ma ʻAmelika ʻĀkau.Hiki ke loaʻa nā kūlana aupuni ma GB/T12716-2002m.
ʻO ka PT he 55 ° sila i hoʻopaʻa ʻia i ke kaula paipu tapered, ʻo ia ke ʻano o ke kaula Wyeth a hoʻohana nui ʻia ma nā ʻāina ʻEulopa.ʻO ka liʻiliʻi he 1:16.Hiki ke loaʻa nā kūlana aupuni ma GB/T7306-2000.(Hoʻohana nui ʻia i ka wela kiʻekiʻe, nā ʻōnaehana kiʻekiʻe a me nā ʻōnaehana lubrication)
ʻO G he 55° non-thread sealing pipe thread, ʻo ia ke ʻano o ke kaula Wyeth.Hōʻailona ʻia ʻo G no ke kaula cylindrical.Hiki ke loaʻa nā kūlana aupuni ma GB/T7307-2001 (hoʻohana nui ʻia no nā paipu wai a me ke kinoea me ke kaomi ma lalo o 1.57MPa).ʻO G ka inoa nui o ke kaula paipu, i ʻike mau ʻia ʻo ka pōʻai paipu.ʻO ia hoʻi, ua hana ʻia ke kaula e ka ʻili cylindrical.ʻIke ʻia ʻo ZG ma ke ʻano he paipu cone, ʻo ia hoʻi, ua hana ʻia ka milo e ka ʻili conical, a ua kaha ʻia ke kūlana aupuni ʻo Rc (cone inner pipe thread).ʻO ke kaula G a me ke kaula Rp he 55° nā lola paipu cylindrical.ʻO Rp ka inoa code o ISO.
ʻO ka hapa GB o ka maʻamau o Kina e like me ka ISO maʻamau honua.ʻO nā kikoʻī penei:
1. ʻO ke kūpono o ka milo loko cylindrical (Rp) a me ke kaula waho tapered (R1), i kapa ʻia ʻo "column / cone fit", ka helu maʻamau o koʻu ʻāina GB/T7306.1-2000, e like me ka hoʻopaʻa ʻana i ke kūlana honua ISO7-1 : ʻO ka "column/cone fit" i ka makahiki 1994 "pipe thread i sila ʻia me ka milo";
2. ʻO ke kūpono o ke kaula i loko (Rc) a me ke kaula waho waho (R2), i kapa ʻia ʻo "cone / cone fit", ʻo ka helu maʻamau o kā mākou ʻāina ʻo GB / T7306.2-2000, e like me ka hoʻokō ʻana i ke kūlana honua ISO7- 1: ʻO ka "cone/cone fit" i ka makahiki 1999 "pipe thread i sila ʻia me ka milo";
3. ʻO ke kūpono o ke kaula i loko o ka cylindrical (G) a me ke kaula waho cylindrical (G) i kapa ʻia ʻo "column / column fit".ʻO ka helu maʻamau o ko mākou ʻāina ʻo GB / T7307-2001 "55 ° non-sealed pipe thread".He kūlike kēia maʻamau ʻO ka hapa mua o ka pae honua ISO228-1: 1994 "Non-thread-sealed pipe threads" he "Dimensional tolerances and markings", akā ʻaʻole ʻōlelo nā kūlana o koʻu ʻāina i ka hoʻohana ʻana i nā kaula paipa i hoʻopaʻa ʻia a me nā kaula paipu i hoʻopaʻa ʻole ʻia. , ʻo ia hoʻi (Rp /G);

Hoʻohui ʻia o ka paipu

1. ʻO ka wai anuanu a me nā ʻōnaehana hoʻoheheʻe wai e hoʻopili i ka pilina pili i ka wā e emi ai ke anawaena paipu ma mua o 50mm.
2. Hoʻohana ʻia ka mīkini hoʻoheheʻe paipu no ka hoʻoponopono ʻana i ka milo a hoʻohana ʻia ka ʻaila mīkini ʻili kūikawā no ka lubrication.ʻAʻole ʻae ʻia ka wai a me nā wai ʻē aʻe e pani i ka lubricant.
3. Hoʻohana ʻia ka ʻaila kepau a me ka uea hemp no ka hoʻopaʻa ʻana i ka pipeline a me ka hoʻopili ʻana, a hoʻohana ʻia ka lipine Teflon no ka hoʻopili ʻana me nā mea hana.ʻAʻole ʻae ʻia ka lawe ʻana i ka paʻi i loko o ka paipu ke hoʻopaʻa ʻia ke kaula.
4. Pono e hana ʻia ka ʻoki ʻana o ka paipu me ka ʻoki a i ʻole ka hacksaw.ʻAʻole ʻae ʻia ka oxygen acetylene a i ʻole ka mīkini ʻoki.ʻAʻole ʻoi aku ka nui o ka hoʻokaʻawale ʻana o ka maka hope o ka ʻoki ma mua o 1% o ke anawaena o waho o ka paipu, a ʻaʻole pono ma mua o 3mm.
5. I mea e hōʻoia ai i ka liʻiliʻi liʻiliʻi mānoanoa o ke aʻa milo, pono e kau ʻia ma ka pōʻai i loko o ka ʻili hope o ka ʻāpana paipu, a pono e hoʻomalu pono ʻia ka axial thread deviation a me ka axial tilt o ke kaula paipu, no ka mea. inā he axial parallel deviation a axial tilt deviation paha, e hoʻemi nui lāua ʻelua i ka mānoanoa o ka pā paipu, a laila e hōʻemi ai i ka ikaika o ka paipu.
ʻAe ʻia ka hoʻokaʻawale ʻana o ka hana ʻana i ke kaula paipu
Anawaena inoa (mm) Wehe like (mm) Wehe kee (mm)
1 ≤32 0.3 0.3/100
2 40~65 0.4 0.4/100
3 80~100 0.5 0.5/100
4 125~150 0.6 0.5/100
6. Ma hope o ka hoʻoponopono ʻia ʻana o ka paipu wili, e nānā iā ia me kahi mea ana i hoʻopaʻa ʻia.Inā loaʻa nā paipu paipu o nā kikoʻī like, ʻoi aku ka maikaʻi o ka hoʻohālikelike ʻana i nā paipu paipu.ʻO ke kiʻekiʻe o ka looseness wale nō e pono ke wili ʻia e ka lima, a ʻaʻole pono e wehe loa inā e hoʻopili ʻia nā mea paipu.Inā ʻaʻole hiki ke wili ʻia a ʻoi aku ka paʻa o ka wili, hiki ke hoʻihoʻi wale ʻia.ʻAʻole ʻae ʻia ka wili ikaika.
7. Pono e ma'ema'e a ma'ema'e ka milo wili.ʻAʻole pono e ʻoi aku ke kaula i haki a nalo paha ma mua o 10% o ka nui o nā milo.Pono e pale ʻia ka papa galvanized ma ka ʻili o waho o ka pipeline.Pono e mālama ʻia nā ʻāpana i hōʻino ʻia me ka lāʻau anti-corrosion.
8. Pili pili ʻO ke aʻa o ke kaula paipu ma hope o ka hoʻokomo ʻana o ka paipu e loaʻa iā 2 ~ 3 mau kaula i ʻike ʻia, a pono e hoʻomaʻemaʻe ʻia ka uea hemp keu a mālama ʻia me ka lāʻau anti-corrosion.

Hōʻike Huahana

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