Paipa Raina API 5L mō ngā Paipa Hinu

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Te whakaatu i tā mātou hua houPaipa Raina API 5L, he otinga pai rawa atu mō ngā paipa tuku hinu me te hau. Kua hangaia te paipa kia tutuki i ngā paerewa o te ao, e whakarato ana i te mahi tino pai me te pono ahakoa i roto i ngā taiao tino uaua. I te taha o te kounga teitei o te paipa whakarewa porowhita, ka tino eke ā mātou hua ki runga ake i ō tumanakohanga.


Taipitopito Hua

Ngā Tohu Hua

Ko te paipa raina API 5L te tohu o te hiranga i roto i te umanga. Ka taea e te paipa te tu atu i ngā pēhanga teitei me ngā pāmahana tino kino, kia pai ai te kawe i te hinu me te hau māori.

Ripanga 2 Ngā Āhuatanga Matua o te Tinana me te Matū o ngā Paipa Rino (GB/T3091-2008, GB/T9711-2011 me te API Spec 5L)

       

Paerewa

Te Kaupae Rino

Ngā Kaihanga Matū (%)

Āhuatanga Kume

Whakamātautau Pānga Charpy (V notch)

c Mn p s Si

Ētahi atu

Kaha Tukunga(Mpa)

Kaha Kume (Mpa)

(L0=5.65 √ S0)Te Tere Totoro meneti (%)

mōrahi mōrahi mōrahi mōrahi mōrahi meneti mōrahi meneti mōrahi D ≤ 168.33mm D > 168.3mm

GB/T3091 -2008

Q215A ≤ 0.15 0.25 < 1.20 0.045 0.050 0.35

Te tāpiri i te Nb\V\Ti i runga anō i te 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  

He kōwhiringa te tāpiri i tētahi o ngā huānga Nb\V\Ti, i tētahi huinga rānei o aua huānga

175   310  

27

Ka taea te whiriwhiri i tētahi, i ētahi rānei o te taupū pakari o te kaha pānga me te horahanga kutikuti. Mō te L555, tirohia te paerewa.

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  

Mō te maitai taumata B, Nb+V ≤ 0.03%; mō te maitai ≥ taumata B, me tāpiri atu he Nb, he V rānei, he huinga rānei, ā, ko te Nb+V+Ti ≤ 0.15%

172   310  

(L0=50.8mm)kia tatauhia kia rite ki te tātai e whai ake nei:e=1944·A0 .2/U0 .0 A:Horahanga o te tauira i roto i te mm2 U: Kaha kume iti rawa kua tohua i roto i te Mpa

Kāore e hiahiatia te kaha pānga me te horahanga kutikuti hei paearu pakari.

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

E ai ki te paerewa API 5L, kei te wātea ā mātou paipa whakarewa porowhita i roto i ngā tauira maha, tae atu ki te API 5L X42, te API 5L X52 me te API 5L X60. E whakaatu ana ēnei tauira i te kaha tuku iti o te paipa, e hoatu ana ki a koe he māramatanga whānui mō tōna mahi. Ahakoa e hiahia ana koe ki ngā paipa mō tētahi kaupapa iti, mō tētahi mahi nui rānei, ka taea e ā mātou momo tauira te whakatutuki i ō hiahia katoa.

Te Whakarewa Āwhata Rukuhia ki te Hīkoi

E mōhiotia ana ngā tauira API 5L X42 mō tō rātou kaha ki te whakarewa me te kaha teitei. He mea tino pai mō ngā kaupapa e hiahia ana kia kawehia te hau māori, te hinu, me ētahi atu wai. He tino ātete tēnei tauira ki te waikura me ngā āhuatanga miihini whakamiharo hei whakarato i te mahi roa, hei whakarite i te pono o ngā pūnaha tuku hinu me te hau.

Mō ngā kaupapa e hiahia ana ki te mahi nui ake, ko te tauira API 5L X52 te whiringa tino pai. Kua hangaia te paipa kia tu atu ki ngā pēhanga teitei ake me ngā pāmahana tino kino, kia pono ai, kia whai hua ai hoki te kawe hinu me te hau. Nā tōna kaha nui ka taea e ia te whakahaere i ngā āhuatanga uaua, kia maeneene ai te rere, kia kore e mutu.

Mā te tauira API 5L X60 ka eke te mahi ki tētahi taumata e whai ake nei. Nā tōna kaha whakaputa me tōna pakari kua whakarei ake, he pai te paipa mō te whakamahi ahakoa i roto i ngā taiao tino uaua. Kua hangaia hei whakahaere i ngā kaupapa nui e hiahia ana ki te kawe i te nui o te hinu me te hau.

Ko te whiriwhiri i tā mātou paipa raina API 5L he haumi ki tētahi hua e whakamana ana i te kounga me te mahi tino pai. E kitea ana tā mātou whakapau kaha ki te hiranga i roto i ngā āhuatanga katoa o tā mātou paipa, mai i te hanganga maeneene ki tō mātou kaha ki te tutuki me te eke ki ngā paerewa o te ao. Mā tōna kaha me tōna roa, ka whakarite tēnei hua kia haumaru, kia whai hua hoki te kawe hinu me te hau, kia marino ai tō hinengaro.

I roto i te poto, kua waiho te paipa raina API 5L hei whiringa tino pai mō ngā paipa tuku hinu me te hau me ōna tauira whai rawa me te kounga pai rawa atu. Mā te whakarewa pewa hurihuri, ka whakaratohia he kaha me te roa e kore e taea te whakataurite. Ahakoa he paipa e hiahiatia ana e koe mō tētahi kaupapa iti, nui rānei, ko tā mātou paipa rino whakarewa porowhita i hangaia kia rite ki ngā paerewa API 5L ka whakamana i te mahi pono. Hokohoko ki tā mātou paipa raina API 5L ka wheako i te rerekētanga o te kounga me te mahi.


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