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Oct 30, 2025 Waiho i kahi memo

ASTM A252 Papa 3 Paipu PileASTM A252 Papa 3 Paipu Paipu

ʻIke ʻenekinia

 

ʻO ASTM A252 Grade 3 paipu paipu he mau paipu kila i hoʻolālā ʻia e hoʻoneʻe i nā ukana axial a lateral i loko o ka lepo a i ʻole nā ​​papa pōhaku, e hana ana i nā ʻōnaehana kumu hohonu. Hāʻawi kēia mau puʻupuʻu i ka ʻoʻoleʻa, ka hiki, a me ka hana lōʻihi -no nā hana kīwila a me ka moana nui e like me nā alahaka, nā awa, nā pā paʻa, a me nā hale hana.

ʻO kā lākou mau pōmaikaʻi nui:

  • Hiki ke hoʻokele kiʻekiʻe i nā ʻaoʻao ʻāina paʻakikī
  • ʻOoleʻa - ʻāpana nui no ke kū ʻana
  • ʻO ka hoʻoili ukana maikaʻi loa ma o ka ʻili ʻili a me ka halihali hope

 

astm a252 grade 3 pipe piling large diameter welded pipe -octal pipe astm a252 grade 3 steel pipe pile coating fbe 3pe option -octal pipe

 

Hoʻohui Kimia

 

 

ʻElemu

Papa 3 Koi (wt%)

Mea nui ʻenekinia

Kalapona (C)

ʻOi aʻe a like paha me 0.26

Kaulike ka ikaika & weldability

Manganese (Mn)

He emi a like paha me 0.95

Hoʻonui paʻakikī

ʻOka (P)

He emi a like paha me 0.050

Kāohi i ka haki ʻana

Sulfur (S)

He emi a like paha me 0.060

Hoʻonui i ka maikaʻi o ka weld

Kākoʻo kemika kalapona haʻahaʻa i ka weldability maikaʻi i ka wā o ka splicing kahua.

info-1600-498

 

Na Waiwai Mechanical

 

 

Waiwai

Papa 3 Koi

Pono Hana Hana

Ikaika U'i

60–85 ksi (415–585 MPa)

Ke kalaiwa ana i ka hopena

Ka ikaika hua

ʻOi aku a i ʻole like me 45 ksi (310 MPa)

Hoʻouka i ka hilinaʻi - amo

ʻO ka elongation

ʻOi aku ma mua a i ʻole like me 20%

Ke kū'ē i ka māwae i ka wā o ke kalaiwa

ductility hale

Pono

Hoʻopili i nā koʻikoʻi ikaika

Hāʻawi ka papa 3 i ka pae ikaika kiʻekiʻe loa ma lalo o ka ASTM A252 - kūpono no ka hoʻopaʻa ʻana -kaumaha.

 

Nā Hana Hana a me ka Mana Pono Pono

 

 

Hana ʻia nā paila paipu ASTM A252 Grade 3 me ka hoʻohana ʻana i kekahi mau ala hana e pili ana i ka nui o ka puʻu, nā koi hoʻolālā, a me nā kikoʻī o ka papahana:

  • ERW (Uila Kū'ē Uila):

He kūpono no nā ana pilang maʻamau me ka ikaika humuhumu hilinaʻi a me ke kumu kūʻai -pono no ka hana kumu kumu ʻāina.

  • LSAW (Longitudinal Submerged Arc Welded):

Hāʻawi i ka pololei maikaʻi loa, nā paia mānoanoa, a me ka kūpaʻa weld kiʻekiʻe, kūpono no nā hale koʻikoʻi e like me nā alahaka a i ʻole nā ​​kumu ʻaʻahu o waho.

  • SSAW / Spiral Welded:

Hiki i nā puʻu anawaena nui me ka ʻoʻoleʻa a me ka hiki ke hoʻoili i ka ukana ma nā papahana kūkulu kai hohonu a me nā awa.

Hoʻopau i nā koho kūkulu

No ka hoʻohālikelike ʻana i nā ʻano sediment a me nā kūlana hoʻokele, hiki ke hāʻawi ʻia nā pila e like me:

  • Wehe -puʻu hope

Ka ʻae ʻana i ka hoʻopili ʻana i ka lepo a i ʻole ka hoʻokomo ʻana i ke kumu pōhaku kahi e hāʻawi nui ai ke kūpaʻa o ka friction i ka hiki

  • Paʻa -puʻu hope me nā kāmaʻa puʻu welded

Hoʻonui i ke komo ʻana i loko o ka lepo paʻapū, hoʻomaikaʻi i ka hana ʻana o ka hopena -a me ka hōʻemi ʻana i ka pōʻino o ka puʻu i ka wā o ke kaʻa ʻana.

ʻO kēia mau koho hana e hōʻoiaʻiʻo i ka pono o ka puʻu ma lalo o nā koʻikoʻi o ka hoʻokele ʻana i ka wā e hiki ai ke hoʻoili pono i ka ukana i loko o ke ola lawelawe o ka puʻu.

 

Launa Ana

 

 

ʻĀpana

Laulā maʻamau

Mawaho Anawaena

8" – 72" (219 – 1828 mm)

Mānoanoa Pā

6 – 50 mm

Ka lōʻihi

A hiki i 30 m no ka ʻāpana hoʻokahi, hoʻonui ʻia e ka wili kahua

ʻO nā koho anawaena nui e hoʻonui i ka ʻoʻoleʻa ʻaoʻao no nā awa a me nā alahaka.

 

Welding, Splicing & Mana Hui

 

ʻO ka hoʻopili ʻana i ka pā ma o ka ʻūhā - hui wili

Hoʻopili pololei ka weld alignment i ka hana kūkulu

ʻO nā kola hoʻoikaika i loko ke koho no ka hoʻomau ʻana o ka hoʻokele

Ka ho'āʻo kani kani a i ʻole radiographic e like me ka mea i ʻōlelo ʻia

 

Nā koho pale a me ka uhi ʻana

 

Ma muli o ka corrosivity o ka pūnaewele:

  • Lanahu-epoxy
  • Fusion-epoxy i hoʻopaʻa ʻia (FBE)
  • ʻO ka zinc / alumini i hoʻoheheʻe ʻia
  • Pale Cathodic no nā puʻu i lalo

Hoʻonui kēia mau ana i ke ola lawelawe o ka puʻu ma ka ʻāina kai a i ʻole ka ʻāina ʻoihana ikaika.

 

Hoʻokomo a me ka noonoo kahua

steel pipe pile for piling works plain end pipe sections -octal pipe

Nā ʻano maʻamau:

  • Hoʻokele hāmare hopena
  • Hoʻokele hydraulic/vibratory
  • Hoʻokuʻu ʻia i loko o ke one one

Nā pōmaikaʻi hana:

  • Hoʻokomo wikiwiki me ka ʻeli liʻiliʻi
  • Paʻa ikaika me ka hoʻopiha piha ʻana a me nā hale hoʻoikaika
  • Kākoʻo paʻa ma lalo o ka makani, ka nalu, a i ʻole ka hoʻouka seismic

Kūpono no:

  • ʻO ka ʻahu ʻana i waho a me ka moana
  • ʻO nā pā awa a me nā kuʻu
  • Nā kumu alahaka
  • Nā hale hana nui

 

Hōʻuluʻulu manaʻo

 

Hāʻawi nā pila paipu kila ʻo ASTM A252 Grade 3 i ka ʻoi aku ka maikaʻi o ka hoʻokele ʻana, ka lōʻihi o ke kūkulu ʻana, a me ka hoʻokō kumu - lōʻihi ma ke koi ʻana i nā kaiapuni hana kīwila a me ke kai.

Hiki ke huli piha, ka hoʻomākaukau hope, nā kāmaʻa puʻu, ke kākoʻo splicing, nā palapala MTC piha, a me ka BV / ABS i ʻike maka ʻia i loaʻa - i hoʻolako ʻia e Octal Pipe.

 

Hoʻokaʻaʻike i kēia manawa

FAQ

 

 

info-470-408

Q1: He aha ka ASTM A252 Grade 3 paipu paipu i hoʻohana ʻia no?

A1: ʻO ka hoʻopaʻa ʻana i ke kahua paʻa ma ke ʻano he lālā haʻawe paʻa-a i ʻole ma ke ʻano he pūpū no nā puʻu paʻa-piha.

Q2: He aha ka ʻokoʻa ma waena o ASTM A252 Papa 2 a me Papa 3?

A2: Loaʻa i ka papa 3 ka ikaika liʻiliʻi loa (e pili ana i 45 ksi hua a me 66 ksi tensile).

Q3: Pono anei ʻo ASTM A252 i kahi hoʻāʻo hydrostatic?

A3: ʻAʻohe- hoʻāʻo hydrostatic i kuhikuhi ʻia no nā puʻu paipu A252.

Q4: He aha nā hoʻomanawanui e pili ana i nā pila paipu ASTM A252?

A4: OD ±1% maʻamau, mānoanoa pā ±12%, a me ke kaumaha +15% / −5%.
Nā palapala hōʻoia

 

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