GB 3087 ọkọlọtọ enweghị nkebi ji esi mmiri ọkụ alloy ígwè ọkpọkọ Low mgbali Ọkara mgbali

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GB T3087-2008

obere nrụgide Ọkara mmiri ọkụ ọkpọkọ ibu kpụ ọkụ n'ọnụ uzuoku ọkpọkọ elu àgwà enweghị nkebi carbon ígwè anwụrụ

tumadi maka ahịa India nwere asambodo IBR

 


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  • Nkọwa ngwaahịa

    Mkpado ngwaahịa

    Nchịkọta

    Ọkọlọtọ:GB/T3087-2008 Alloy Ma ọ bụ Ọ bụghị: carbon steel enweghị nkebi
    Otu ọkwa: 10#,20# Ngwa: Ọkpụkpọ ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
    Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm Usoro: Hot Rolled/ oyi sere
    Ogologo: Ogologo ogologo ma ọ bụ ogologo enweghị usoro Ọgwụgwọ okpomọkụ: Normalizing
    Ụdị ngalaba: Gburugburu Ọkụ Pụrụ Iche: Ọkụ Mgbidi
    Ebe Mmalite: China Ojiji: Mwube, Ụgbọ njem mmiri, Igwe ọkụ na ihe ngbanwe ọkụ
    Asambodo: ISO9001:2008 Nnwale: ET/UT

    Ngwa

    A na-eji ya eme ihe dị elu nke carbon structural steel, ọkpọkọ mmiri ọkụ dị ala, nnukwu uzuoku uzuoku enweghị nkebi carbon steel pipe.

    Isi ọkwa

    Ọkwa nke elu-edu carbon structural ígwè: 10#,20#

     

    Ngwakọta kemịkalụ

    Ọkọlọtọ Ọkwa Ngwakọta kemịkalụ(%)
        C Si Mn P S Cr Cu Ni
    GB3087 10 0.07 ~ 0.13 0.17 ~ 0.37 0.38 ~ 0.65 ≤0.030 ≤0.030 0.3 ~ 0.65 ≤0.25 ≤0.30
      20 0.17 ~ 0.23 0.17 ~ 0.37 0.38 ~ 0.65 ≤0.030 ≤0.030 0.3 ~ 0.65 ≤0.25 ≤0.30

    Ngwongwo igwe

    Ọkọlọtọ Ọkpụkpụ ígwè Ọkpụrụkpụ mgbidi Ike ọdụdọ Mpụta Ike Ogologo oge
    GB3087   (mm) (MPa) (MPa) %
         
    10 / 335 ~ 475 195 24
    20 15 410 ~ 550 245 20
    ≥15 225

    Ndidi

    Ikwenye ngbanwe nke dayameta mpụta nke tubes ígwè

    Ụdị tube ígwè Ngbanwe ekwe omume
    Hot akpọrepu (extruded, gbasaa) ígwè tube       ± 1.0% D ma ọ bụ ± 0.50, were ọnụ ọgụgụ ka ukwuu      
    Oyi adọtara (akpọrela) ígwè tube ± 1.0% D ma ọ bụ ± 0.30, were ọnụ ọgụgụ ka ukwuu      

    Ikwenye iche iche nke mgbidi ọkpụrụkpụ nke na-ekpo ọkụ akpọrepu (extrusion, mgbasa) ígwè tubes

    Nkeji: mm

    Ụdị tube ígwè Dayameta dị n'èzí nke tube ígwè     S/D Ngbanwe ekwe omume
    na-ekpo ọkụ akpọrepu (extruded) ígwè tube ≤ 102 - ± 12.5% ​​S ma ọ bụ ± 0.40, were ọnụ ọgụgụ ka ukwuu      
    > 102 ≤ 0.05 ± 15% S ma ọ bụ ± 0.40, were ọnụ ọgụgụ ka ukwuu      
    > 0.05 ~ 0.10 ± 12.5% ​​S ma ọ bụ ± 0.40, were ọnụ ọgụgụ ka ukwuu      
    > 0.10 + 12.5% ​​S
    -10% S
    na-ekpo ọkụ ịgbasa ígwè tube + 15% S

    Ikwenye iche iche nke mgbidi ọkpụrụkpụ oyi adọta (akpọrela) ígwè tubes

    Nkeji: mm

    Ụdị tube ígwè Ọkpụrụkpụ mgbidi Ngbanwe ekwe omume
    Oyi adọtara (akpọrela) ígwè tube ≤ 3 15-10 % S ma ọ bụ ± 0.15, were ọnụ ọgụgụ ka ukwuu      
    > 3 + 12.5% ​​S
    -10% S

    Achọrọ nnwale

    Nnwale ire ụtọ

    Ọkpụkpụ ígwè nwere dayameta dị n'èzí karịa 22 mm na ruo 400 mm, na ọkpụrụkpụ mgbidi karịrị 10 mm kwesịrị ịnwale ule ncha. Mgbe ihe atụ na-agbadata

    Nnwale ịgbagọ

    Ọkpụkpụ ígwè nwere dayameta dị n'èzí na-erughị 22 mm kwesịrị ịnwale ule ịgbagọ. Nkuku na-ehulata bụ 90o. Oghere nke na-ehulata bụ okpukpu 6 dị n'èzí nke tube ígwè. Mgbe ị na-ehulata ihe nlele ahụ, a naghị ekwe ka ọkpụkpụ ma ọ bụ mgbawa na-apụta na ihe nlele ahụ.

    Nyocha macroscopic

    N'ihi na ígwè tubes kpọmkwem mere site na mgbe na-awụpụ billets ma ọ bụ nchara ingots, ndị na-eweta kwesịrị ekwe nkwa na ọ dịghị ọcha ntụpọ, adịghị ọcha, sub-elu elu ikuku egosipụta, okpokoro isi ma ọ bụ layering na cross-section acid pickled macroscopic anụ ahụ nke billet ma ọ bụ. ígwè tube.

    Nyocha na-adịghị emebi emebi

    Dị ka arịrịọ nke onye ahụ na-achọsi ike, nke a na-emekọrịta n'etiti ndị na-enye ihe na ndị na-achọsi ike ma gosipụta na nkwekọrịta ahụ, enwere ike ịchọta ntụpọ ultrasonic n'otu n'otu maka tubes ígwè. Njọ akwụkwọ ntuziaka ogologo nke tube sample kwesịrị iru ihe achọrọ maka ọkwa nnabata post-elele C8 akọwapụtara na GB/T 5777-1996.

     

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