Nā Paipu Hoʻopaʻa Piula No nā Paipu Wai Nui

ʻO ka wehewehe pōkole:

I ke kūkulu ʻana i nā ʻoihana, he mea koʻikoʻi nā mea i hoʻohana ʻia i ka lōʻihi a me ka hana o ka papahana.ʻO kekahi mea pono i ka ʻoihana ʻoihana ʻo ia ka paipu welded spiral.Hoʻohana maʻamau ʻia kēia mau paipu i nā ʻano noi like ʻole e like me ke kumu wai a me nā paipu kinoea, a ʻo kā lākou mau kikoʻī, me nā paipu seam welded a me spiral, he mea koʻikoʻi i ka hōʻoia ʻana i kā lākou hana.Ma kēia blog, e nānā hohonu mākou i kakikoo paipu wiliwili spiral a me ko lākou koʻikoʻi i ka ʻoihana kūkulu hale.


Huahana Huahana

Huahana Huahana

I ke kūkulu ʻana i nā ʻoihana, he mea koʻikoʻi nā mea i hoʻohana ʻia i ka lōʻihi a me ka hana o ka papahana.ʻO kekahi mea pono i ka ʻoihana ʻoihana ʻo ia ka paipu welded spiral.Hoʻohana maʻamau ʻia kēia mau paipu i nā ʻano noi like ʻole e like me ke kumu wai a me nā paipu kinoea, a ʻo kā lākou mau kikoʻī, me nā paipu seam welded a me spiral, he mea koʻikoʻi i ka hōʻoia ʻana i kā lākou hana.Ma kēia blog, e nānā hohonu mākou i kakikoo paipu wiliwili spirala me ko lākou koʻikoʻi i ka ʻoihana kūkulu hale.

Spaipu hili piralskūkulu ʻia me ka hoʻohana ʻana i ke ʻano i kapa ʻia ʻo ke kaʻina hoʻoheheʻe spiral.ʻO ke kaʻina hana e pili ana i ka hoʻohana ʻana i nā wili wela o ke kila e hana ʻia i ke ʻano cylindrical a laila wili ʻia me kahi wili spiral.ʻO ka hopena he paipu me ka ikaika kiʻekiʻe a me ka lōʻihi, e kūpono ana ia no ka nui o nā noi.Hoʻohana kēia mau paipupaipu wiliwiliʻenehana i ka wā o ke kūkulu ʻana, e hōʻoia ana ua kūpaʻa lākou i nā ʻano like ʻole o ke kaiapuni a me nā koʻikoʻi, e hoʻolilo iā lākou i mea kūpono no ka hoʻohana ʻana i lalo a me lalo o ka wai.

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

       

Kūlana

Papa kila

Nā mea hana kemika (%)

Waiwai Tensile

Charpy(V notch)Ho'āʻo Impact

c Mn p s Si

'ē aʻe

Ka ikaika hua(Mpa)

Ikaika U'i(Mpa)

(L0=5.65 √ S0 )min Ka lōʻihi lōʻihi (%))

max max max max max min max min max D ≤ 168.33mm D > 168.3mm

GB/T3091 -2008

Q215A ≤ 0.15 0.25 < 1.20 0.045 0.050 0.35

Hoʻohui iā Nb\V\Ti 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  

Hoʻohui i kekahi o nā mea Nb\V\Ti a i ʻole kekahi hui pū ʻana o ia mau mea

175   310  

27

Hiki ke koho ʻia i hoʻokahi a i ʻole ʻelua o ka papa kuhikuhi ikaika o ka ikehu hopena a me ka ʻāpana ʻako.No L555, e nānā i ka maʻamau.

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 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 ʻana, a me Nb+V+Ti ≤ 0.15%

172   310  

(L0=50.8mm)e helu ʻia e like me kēia ʻano kumu:e=1944·A0 .2/U0 .0 A: ʻAhi o ka laʻana ma mm2 U: ʻO ka ikaika tensile liʻiliʻi ma Mpa

ʻAʻohe a i ʻole a ʻelua paha o ka ikehu hopena a me ka ʻāpana ʻako i koi ʻia ma ke ʻano o ka 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

I ka noʻonoʻo ʻana i nā kikoʻī no ka paipu spiral seam, he mea nui ka nānā ʻana i nā mea nui e like me ke anawaena, ka mānoanoa o ka paia a me ka pae waiwai.ʻO ke anawaena o ka paipu e hoʻoholo ai i kona hiki ke lawe i ka wai a i ʻole ke kinoea, ʻoiai ʻo ka mānoanoa o ka pā he kuleana koʻikoʻi i kona kūpaʻa a me ke kūpaʻa paʻa.Eia hou, hōʻike ka pae waiwai i ka maikaʻi a me ka hoʻohui ʻana o ke kila i hoʻohana ʻia a he mea nui e noʻonoʻo ai i ka lōʻihi o ka ola a me ka hana o ka paipu i kahi noi i hāʻawi ʻia.

I ke kukulu ana opaipu wai nui, He nui nā pono o nā paipu seam spiral.ʻO ko lākou ikaika tensile kiʻekiʻe a me ka pale ʻana i ka corrosion e kūpono iā lākou no ka lawe ʻana i ka wai ma kahi lōʻihi, ʻoiai ʻo kā lākou maʻalahi e hiki ai ke hoʻokomo maʻalahi a puni nā mea pilikia a me nā ʻāina paʻakikī.Eia kekahi, ʻo ka hoʻohana ʻana i nā paipu spiral seam i loko o nā pipeline gas kūlohelohe e hōʻoia i ka palekana a me ka maikaʻi o ka lawe ʻana i ke kinoea maoli, e hāʻawi ana i kahi waiwai nui no nā ʻāpana noho, ʻoihana a me nā ʻoihana.

paipu kila wiliwili

Ma ka ʻaoʻao ʻoihana, hoʻokele ʻia nā kikoʻī pilipili seam pipe e nā kūlana ʻoihana a me nā lula e hōʻoia i ko lākou maikaʻi a me ka hana.No ka laʻana, ua hoʻomohala ka American Petroleum Institute (API) i nā kūlana no ka hana ʻana a me ka hoʻohana ʻana i ka paipu spiral-seam e kuhikuhi ana i nā koi no ka nui, ikaika, a me nā kaʻina hana hoʻāʻo.Eia kekahi, hāʻawi ka American Society for Testing and Materials (ASTM) i ka haku mele a me nā kikoʻī waiwai mechanical no nā paipu seam spiral e hōʻoia hou i ko lākou hilinaʻi a me ka hoʻokō ʻana i nā kūlana ʻoihana.

I ka hōʻuluʻulu ʻana, he mea koʻikoʻi ka kikoʻī o ka spiral welded pipe i kā lākou kuleana i ke kūkulu ʻana i nā ʻōnaehana.Inā hoʻohana ʻia no nā kī wai a i ʻolelaina kinoea, Hāʻawi kēia mau paipu i ka ikaika like ʻole, ka lōʻihi a me ka versatility, e hoʻolilo iā lākou i mea nui i ka honua hou.Ma ka mālama ʻana i nā kūlana ʻoihana a me nā lula, ʻo ka hoʻohana ʻana i nā paipu seam spiral e hōʻoia i ka palekana a me ka pono o nā ʻōnaehana koʻikoʻi koʻikoʻi, e paʻa ana i ke ala no ka hoʻomohala hoʻomau a me ka holomua o ka nohona.

 


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