Paipu Humuhumu Spiral Kiʻekiʻe

Wehewehe Pōkole:

He kūpono kā mākou paipu humuhumu wili kiʻekiʻe no nā ʻano hana like ʻole, me ke kūkulu ʻana, ka ʻaila a me ke kinoea, a me ka halihali moana. Me kona ikaika kiʻekiʻe a me ke kūpaʻa, ua hoʻolālā ʻia e kū i ke kaomi a kū i ka pala, e lilo ia i hopena lōʻihi no kāu mau pono paipu.


Nā kikoʻī huahana

Nā Lepili Huahana

Ke hoʻolauna nei i kā mākou paipu wili-seam kiʻekiʻe, kahi huahana e hōʻike ana i ka ikaika, ke kūpaʻa a me ka ʻenekinia pololei. Hana ʻia me ka hoʻohana ʻana i kahi kaʻina hana wiliwili holomua, hana ʻia kā mākou mau paipu mai nā wili kila i ʻōwili wela ʻia i hana pono ʻia i loko o ke ʻano cylindrical a hoʻopaʻa ʻia ma ke kaula wiliwili. ʻAʻole wale kēia ʻenehana hana hou e hoʻonui i ka pono o nā paipu, akā hōʻoia pū kekahi e hiki iā lākou ke kū i nā noi koi loa.

Ma kā mākou hui, ke haʻaheo nei mākou i kā mākou kūpaʻa paʻa ʻole i ka ʻoluʻolu o ka mea kūʻai aku. I nā makahiki i hala iho nei, ua kūkulu mākou i kahi inoa no ka maikaʻi loa ma ka hoʻokau mua ʻana i nā pono o kā mākou mea kūʻai aku i kēlā me kēia pae o ke kaʻina kūʻai. Mai ke kūkākūkā mua ʻana i ke kūʻai aku a hiki i ke kākoʻo kūʻai aku a me nā lawelawe piha ma hope o ke kūʻai aku, ua kūpaʻa mākou i ka hoʻokō ʻana i nā pono āpau o kā mākou mea kūʻai aku. ʻO kēia ʻano hana i kau ʻia ma ke kikowaena o ka mea kūʻai aku ua loaʻa iā mākou ka hilinaʻi a me ke kūpaʻa o kā mākou mea kūʻai aku, ka poʻe e mahalo mau ana i ka maikaʻi o kā mākou huahana a me ka hilinaʻi o kā mākou lawelawe.

ʻO kā mākou kūlana kiʻekiʻepaipu humuhumu ʻōwilihe kūpono ia no nā ʻano hana like ʻole, me ke kūkulu ʻana, ka ʻaila a me ke kinoea, a me ka halihali moana. Me kona ikaika kiʻekiʻe a me ke kūpaʻa, ua hoʻolālā ʻia e kū i ke kaomi a kū i ka pala, e lilo ia i hopena lōʻihi no kāu mau pono paipu.

Nā kikoʻī huahana

 

Nā Waiwai Kino a me nā Kemika Nui o nā Paipu Kila (GB/T3091-2008, GB/T9711-2011 a me API Spec 5L)

       

Kūlana Maʻamau

Papa kila

Nā ʻāpana kemika (%)

Waiwai Tensile

Hoʻāʻo hopena Charpy (V notch)

c Mn p s Si

ʻĒ aʻe

Ka ikaika hāʻawi (Mpa)

Ikaika Tensile (Mpa)

(L0=5.65 √ S0)Ka wikiwiki o ke kīkoʻo ʻana o ka min (%)

ka nui loa ka nui loa ka nui loa ka nui loa ka nui loa minuke ka nui loa minuke ka nui loa D ≤ 168.33mm D > 168.3mm

GB/T3091 -2008

Q215A ≤ 0.15 0.25 <1.20 0.045 0.050 0.35

Hoʻohui ʻia ʻo NbVTi e like me GB/T1591-94

215   335   15 > 31  
Q215B ≤ 0.15 0.25-0.55 0.045 0.045 0.035 215 335 15 > 31
Q235A ≤ 0.22 0.30 <0.65 0.045 0.050 0.035 235 375 15 >26
Q235B ≤ 0.20 0.30 ≤ 1.80 0.045 0.045 0.035 235 375 15 >26
Q295A 0.16 0.80-1.50 0.045 0.045 0.55 295 390 13 >23
Q295B 0.16 0.80-1.50 0.045 0.040 0.55 295 390 13 >23
Q345A 0.20 1.00-1.60 0.045 0.045 0.55 345 510 13 >21
Q345B 0.20 1.00-1.60 0.045 0.040 0.55 345 510 13 >21

GB/T9711-2011(PSL1)

L175 0.21 0.60 0.030 0.030  

Koho e hoʻohui i kekahi o nā mea NbVTi a i ʻole kekahi hui pū ʻana o lākou

175   310  

27

Hiki ke koho ʻia hoʻokahi a ʻelua paha o ka helu kuhikuhi paʻakikī o ka ikehu hopena a me ka ʻāpana shearing. No L555, e ʻike i ke kūlana.

L210 0.22 0.90 0.030 0.030 210 335

25

L245 0.26 1.20 0.030 0.030 245 415

21

L290 0.26 1.30 0.030 0.030 290 415

21

L320 0.26 1.40 0.030 0.030 320 435

20

L360 0.26 1.40 0.030 0.030 360 460

19

L390 0.26 1.40 0.030 0.030 390 390

18

L415 0.26 1.40 0.030 0.030 415 520

17

L450 0.26 1.45 0.030 0.030 450 535

17

L485 0.26 1.65 0.030 0.030 485 570

16

API 5L (PSL 1)

A25 0.21 0.60 0.030 0.030  

No ke kila papa B, Nb+V ≤ 0.03%; no ke kila ≥ papa B, koho e hoʻohui iā Nb a i ʻole V a i ʻole kā lākou hui pū ʻana, a me Nb+V+Ti ≤ 0.15%

172   310  

(L0=50.8mm)e helu ʻia e like me kēia ʻano hana:e=1944·A0 .2/U0 .0 A:Kahi o ka laʻana ma mm2 U: Ka ikaika tensile i kuhikuhi ʻia ma Mpa

ʻAʻohe a i ʻole kekahi a i ʻole nā ​​​​mea ʻelua o ka ikehu hopena a me ka ʻāpana shearing e koi ʻia ma ke ʻano he pae paʻakikī.

A 0.22 0.90 0.030 0.030   207 331
B 0.26 1.20 0.030 0.030   241 414
X42 0.26 1.30 0.030 0.030   290 414
X46 0.26 1.40 0.030 0.030   317 434
X52 0.26 1.40 0.030 0.030   359 455
X56 0.26 1.40 0.030 0.030   386 490
X60 0.26 1.40 0.030 0.030   414 517
X65 0.26 1.45 0.030 0.030   448 531
X70 0.26 1.65 0.030 0.030   483 565

 

Pōmaikaʻi Huahana

1. ʻO kekahi o nā pono nui o ka paipu humuhumu wiliwili ʻo ia kona ikaika maikaʻi loa. ʻO ke kaʻina hana wiliwili e hiki ai ke hoʻomau i ka wiliwili ʻana, a laila e hoʻomaikaʻi ana i ke kūpaʻa o ke ʻano o ka paipu. ʻO kēia ka mea e kūpono ai lākou no ka lawe ʻana i nā wai a me nā kinoea ma lalo o ke kaomi kiʻekiʻe.

2. He kūpono ke kaʻina hana ʻana, e ʻae ana i nā paipu lōʻihi e hana ʻia me ka ʻole o ka pono no nā hui, hiki ke lilo i mau wahi nāwaliwali.

3. ʻO kekahi pono koʻikoʻi opaipu humuhumu helicalʻo kona versatility. Hiki ke hana ʻia i nā ʻano diameters a me nā mānoanoa o ka paia no nā ʻano hana like ʻole mai ka lawe ʻana i ka aila a me ke kinoea a i nā ʻōnaehana wai.

4. Hoʻokumu nā ʻoihana e hana ana i kēia mau paipu i ka ʻoluʻolu o ka mea kūʻai aku a hāʻawi i nā lawelawe kūʻai mua, kūʻai aku, a ma hope o ke kūʻai aku. Hōʻoia kēia kūpaʻa e loaʻa i nā mea kūʻai aku nā huahana i kūpono i kā lākou mau pono kikoʻī, e hoʻonui ana i ka ʻike holoʻokoʻa.

Ka hemahema o ka huahana

1. Hiki ke ʻoi aku ka paʻakikī o ke kaʻina hana kuʻihao wili ma mua o nā ʻano kuʻihao kuʻuna, kahi e hiki ai ke hoʻonui i nā kumukūʻai hana.

2. ʻOiai he ikaika nā paipu humuhumu wili, ʻaʻole paha lākou e kūpaʻa i kekahi ʻano popopo ma mua o nā mea paipu ʻē aʻe a koi ʻia nā uhi pale a i ʻole nā ​​​​​​lāʻau lapaʻau.

 

paipu kila ʻōwili

 

 

Nā nīnau i nīnau pinepine ʻia

Q1: He aha ka paipu humuhumu wili?

Hana ʻia ka paipu humuhumu wili me ka hoʻohana ʻana i kahi ʻano hana kūikawā i kapa ʻia ʻo ke kaʻina hana wiliwili. Hoʻopili kēia ʻenehana hou i nā wili kila i ʻōwili wela ʻia i loko o ke ʻano cylindrical a hoʻopaʻa ʻia ma kahi humuhumu wiliwili. ʻAʻole wale ka ikaika kiʻekiʻe o ka paipu hopena akā he kūpaʻa maikaʻi loa hoʻi, e kūpono ana no nā ʻano hana like ʻole, me ka lawe ʻana i ka ʻaila a me ke kinoea, ka lako wai a me ke kākoʻo kūkulu.

Q2: No ke aha e koho ai i ka paipu humuhumu wili kiʻekiʻe?

ʻO ka pōmaikaʻi nui o nā paipu humuhumu wili kiʻekiʻe ʻo ia ko lākou kūkulu ikaika. ʻO ke kaʻina hana wiliwili e ʻae ai i ka wili mau ʻana, kahi e hoʻonui ai i ke kūpaʻa a me ke kūpaʻa o ke kaomi o ka paipu. Eia kekahi, hiki ke hana ʻia kēia mau paipu i nā nui like ʻole a me nā mānoanoa e hoʻokō ai i nā pono kikoʻī o nā papahana like ʻole.

Q3: He aha kaʻu e nānā ai ma kahi mea hoʻolako?

I ke koho ʻana i kahi mea hoʻolako paipu humuhumu wili, he mea nui e koho i kahi ʻoihana e kau mua i ka ʻoluʻolu o ka mea kūʻai aku. E ʻimi i kahi mea hoʻolako e hāʻawi ana i nā lawelawe kūʻai mua, kūʻai aku, a ma hope o ke kūʻai aku. E hōʻoia kahi ʻoihana kaulana e hoʻokō kāna huahana i nā kikoʻī i hoʻokumu ʻia a hiki ke hoʻokō i kāu mau koi kūikawā, e hōʻoia ana e loaʻa iā ʻoe nā huahana a me nā lawelawe kiʻekiʻe e mahalo ai kāu poʻe kūʻai.


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