ASTM A53 Welded na enweghị nkebi ígwè ọkpọkọ ọkpọkọ

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ASTM A 53 na-ekpuchi ọkpọkọ ígwè na-enweghị nkebi na welded na ọkpụrụkpụ mgbidi ọnụ.


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ASTM A 53 na-ekpuchi ọkpọkọ ígwè na-enweghị nkebi na welded na ọkpụrụkpụ mgbidi ọnụ.Ọnọdụ elu na-abụkarị oji yana ASTM A53 ọkpọkọ (nke a na-akpọkwa ASME SA53 pipe) bụ maka ngwa ọrụ na nrụgide yana a na-anabatakwa maka ojiji nkịtị na uzuoku, mmiri, gas na ahịrị ikuku.Ọ dabara nke ọma maka ịgbado ọkụ na maka akpụ arụmọrụ metụtara coiling, ekwe, na flanging.A53 enweghị nkebi ígwè tube bụ ihe American ọkọlọtọ ọkpọkọ.A na-ekewa usoro mmepụta nke A53 tubes na-enweghị ntụpọ n'ime eserese oyi na ntụgharị ọkụ.Isi ihe dị iche n'etiti abụọ ahụ bụ na usoro mmepụta nke ọkpọkọ nchara na-ekpo ọkụ na-adịkarị mgbagwoju anya karịa nke na-ekpo ọkụ na-ekpo ọkụ, na ọdịdị nke ọkpọkọ na-ekpo ọkụ na-ekpo ọkụ dị mkpụmkpụ karịa nke ọkụ ọkụ.Ọkpụkpọ ọkpọkọ akpọrepu nchara enweghị nkebi, ọkpụrụkpụ mgbidi nke oyi na-atụ enweghị nkebi carbon steel dị n'ozuzu pere mpe karịa nke ọkpọkọ carbon nchara na-ekpo ọkụ na-ekpo ọkụ, mana elu na-egbuke egbuke.Elu nke carbon ígwè tube na-ekpo ọkụ na-ekpo ọkụ bụ ihe siri ike.Isi mmepụta usoro okirikiri tube oghere → ikpo oku → ịkpọpu → atọ mpịakọta skew rolling, na-aga n'ihu na-atụgharị ma ọ bụ extrusion → tube mwepụ → size (ma ọ bụ dayameta mbenata) → jụrụ oyi → kwụ ọtọ → hydraulic ule (ma ọ bụ flaw nchọpụta) → marking → ntinye ọba akwụkwọ.

 Steel Pipe Coil Plate Mpempe akwụkwọ tube

ASTM A53/ASME SA53 Ụdị S Ụdị E Ụdị F
(enweghị nkebi) (ọkụ eletrik na-eguzogide welded) (paịpụ welded ọkụ)
Ọkwa A Ọkwa B Ọkwa A Ọkwa B Ọkwa A
Carbon max.% 0.25 0.30* 0.25 0.30* 0.3
Manganese% 0.95 1.2 0.95 1.2 1.2
Phosphorous, max.% 0.05 0.05 0.05 0.05 0.05
Sulfur, max.% 0,045 0,045 0,045 0,045 0,045
Ọla kọpa, max.% 0.4 0.4 0.4 0.4 0.4
Nickel, max.% 0.4 0.4 0.4 0.4 0.4
Chromium, max.% 0.4 0.4 0.4 0.4 0.4
Molybdenum, max.% 0.15 0.15 0.15 0.15 0.15
Vanadium, max.% 0.08 0.08 0.08 0.08  
* Maka mbelata nke ọ bụla n'okpuru 0.01% n'okpuru oke carbon akọwapụtara, mmụba nke 0.06% manganese karịa oke akọwapụtara ka a ga-ahapụ ruo oke 1.65% (anaghị emetụta SA53).

 

Chọrọ tensile Enweghị enweghị nkebi na ọkụ-na-eguzogide-welded Na-aga n'ihu-Welded
Ọkwa A Ọkwa B
Ike tensile, min., psi 48,000 60,000 45,000
Mpụta Ike, min., psi 30,000 35,000 25,000

 Mpempe akwụkwọ mpempe akwụkwọ igwe anaghị agba nchara

Carbon enweghị nkebi ígwè ọkpọkọ

Galvanized Steel ọkpọkọ eriri igwe efere mpempe akwụkwọ tube

1. Usoro mmepụta isi nke ọkpọkọ ígwè na-ekpo ọkụ na-ekpo ọkụ (usoro nyocha isi):
Nkwadebe Tube oghere na nyocha → tube oghere kpo oku → ịkpọpu → tube rolling → iron reheating → edozi (belata) dayameta → ọgwụgwọ okpomọkụ △ → emechara tube ịgbatị → imecha → nyocha (na-adịghị emebi emebi, anụ ahụ na kemịkal, nyocha Taiwan) → nkwakọba ihe
2. Isi mmepụta usoro nke oyi-akpọrepu (dọtara) enweghị nkebi ígwè ọkpọkọ:
Nkwadebe billet → mmanu mmanu → mbịgharị oyi (eserese) → ọgwụgwọ okpomọkụ → ịgbatị → mmecha → nyocha

Ọkpụkpọ Carbon Steel enweghị nkebi

 


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