Paipa uelo fa'ata'amilo mo lalo o le eleele kasa masani

Fa'amatalaga Puupuu:

Fa'ailoa atu le matou oloa fou - paipa uelo fa'ailo, o se vaega taua o le fa'aogaina o paipa kesi masani i lalo o le eleele.


Fa'amatalaga Oloa

Faailoga o oloa

Paipa uelo fa'ata'amiloe taua i alamanuia, aemaise i le fausiaina o le suauu ma kesi paipa.O latou faʻamatalaga o loʻo faʻaalia i fafo ma le mafiafia o le puipui, faʻaalia ai lo latou agavaʻa ma fetuutuunai i le tele o manaʻoga paipa.

Tulaga

Vasega uamea

Su'ega vaila'au

O mea tau tete'e

     

Su'ega o A'afiaga o Charpy ma Su'ega Loimata Pa'u

C Si Mn P S V Nb Ti   CEV4)(%) Rt0.5 Mpa Malosiaga maua   Rm Mpa Tensile Malosi   Rt0.5/ Rm (L0=5.65 √ S0 )Fa'aumi A%
maualuga maualuga maualuga maualuga maualuga maualuga maualuga maualuga Isi maualuga min maualuga min maualuga maualuga min
  L245MB

0.22

0.45

1.2

0.025

0.15

0.05

0.05

0.04

1)

0.4

245

450

415

760

0.93

22

Su'ega o le a'afiaga o le Charpy: E tatau ona fa'ata'ita'i le a'afiaga e mitiia ai le malosi o le tino paipa ma le su'iga e pei ona mana'omia i le ulua'i tulaga.Mo fa'amatalaga, va'ai i le ulua'i fa'atonuga.Su'ega loimata ma'i pa'u: Vaega e sele e filifili

GB/T9711-2011(PSL2)

L290MB

0.22

0.45

1.3

0.025

0.015

0.05

0.05

0.04

1)

0.4

290

495

415

21

  L320MB

0.22

0.45

1.3

0.025

0.015

0.05

0.05

0.04

1)

0.41

320

500

430

21

  L360MB

0.22

0.45

1.4

0.025

0.015

      1)

0.41

360

530

460

20

  L390MB

0.22

0.45

1.4

0.025

0.15

      1)

0.41

390

545

490

20

  L415MB

0.12

0.45

1.6

0.025

0.015

      1)2)3

0.42

415

565

520

18

  L450MB

0.12

0.45

1.6

0.025

0.015

      1)2)3

0.43

450

600

535

18

  L485MB

0.12

0.45

1.7

0.025

0.015

      1)2)3

0.43

485

635

570

18

  L555MB

0.12

0.45

1.85

0.025

0.015

      1)2)3 Fa'atalanoaga

555

705

625

825

0.95

18

  Fa'aaliga:
  1)0.015 ≤ Altot < 0.060;N ≤ 0.012;AI—N ≥ 2—1;Cu ≤ 0.25;Ni ≤ 0.30;Cr ≤ 0.30;Cr ≤ 0.30)
  2)V+Nb+Ti ≤ 0.015%                      
  3) Mo togi uma uamea, Mo e mafai ona ≤ 0.35%, i lalo o se konekarate.
  4)CEV=C+ Mn/6 + (Cr+Mo+V)/5 + (Cu+Ni)/5

O le fa'agasologa o le gaosiga o paipa uelo fa'asolosolo e aofia ai le fa'aogaina o le fa'aogaina o paipa fa'atekonolosi fa'apipi'i, gaosia o paipa uelo tasi pe lua itu.O nei faiga uelo e faʻamautinoa ai le maualuga o le umi ma le faʻamaoni o le paipa, e mafai ona tatalia faigata o le paipa.laina kesi faanatura i lalo o le eleelefa'asalalauga.

I le matou fale gaosi oloa, matou te faʻamautinoa o matou paipa faʻapipiʻiina o loʻo faʻataʻitaʻiina le faʻamautinoaina lelei o le faʻamautinoaina o latou tulaga maualuga.E taua tele le fa'amalieina o paipa uelo fa'atulafonoina mo su'ega fa'asuavai, malosi fa'amalosi ma mea malulu malulu.

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O a matou paipa uelo faʻasolosolo ua mamanuina e sili atu i tulaga faʻapisinisi ma faʻamalieina manaʻoga sili ona mamafa o faiga faʻaogaina laina kesi masani i lalo o le eleele.Ua mamanuina i latou e tetee atu i le tele o tulaga o le siosiomaga, faʻamautinoa le tumau umi ma le saogalemu i soʻo se talosaga.

O le fa'aogaina o paipa fa'afefeteina i lalo o le eleele kesi masani auala felauaiga laina e maua ai se auala lelei ma lelei o felauaiga kasa masani.O le fa'atumauina o le faufale fa'apipi'iina e fa'amautinoa ai le tu'uina atu o le kesi ma fa'aitiitia ai le fa'aletonu pe pala i le aluga o taimi, ma maua ai le filemu o le mafaufau i le au fa'agaio'iga ma tagata fa'au'uga.

Matou te fa'amaoni i le tu'uina atu ia matou tagata fa'atau oloa e sili ona lelei, ma o matou paipa uelo fa'asolosolo o se fa'amaoniga lea o la matou tautinoga i le tulaga lelei o alamanuia.Matou te faʻamuamua le tumau, faʻatinoga ma le saogalemu oa matou oloa, faʻamautinoa latou te ausia ma sili atu i manaʻoga faʻapitoa o faʻaogaina o laina kesi masani i lalo o le eleele.

I se aotelega, o a tatou paipa uelo faʻasolosolo o se vaega taua tele i le fausiaina ma le tausiga o auala o felauaiga i lalo ole eleele.Faatasi ai ma lona faufale maualuga, tausisia tulaga o alamanuia, ma le le maluelue tautinoga i le lelei, o la matou paipa uelo faʻasolosolo e fetaui lelei mo soʻo se galuega faʻasalalau kesi masani.Pa'aga ma matou e tu'uina atu le paipa fa'afefeteina pito sili ona lelei mo au mea e mana'omia e tu'uina atu ai paipa kasa.


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