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Ụlọ ọrụ na-ere ọkụ na-ekpo ọkụ 30mm dayameta Sch 60 Igwe anaghị agba nchara Ms CS Seamless Pipe Tube Price! ASTM A106 A53 Grb Sch Xxs Sch40 Sch80 Sch 160 Carbon Steel Pipe

Ụlọ ọrụ na-ere ọkụ na-ekpo ọkụ 30mm dayameta Sch 60 Igwe anaghị agba nchara Ms CS Seamless Pipe Tube Price! ASTM A106 A53 Grb Sch Xxs Sch40 Sch80 Sch 160 Igwe anaghị agba nchara Carbon Steel Pipe Foto
  • Ụlọ ọrụ na-ere ọkụ na-ekpo ọkụ 30mm dayameta Sch 60 Igwe anaghị agba nchara Ms CS Seamless Pipe Tube Price! ASTM A106 A53 Grb Sch Xxs Sch40 Sch80 Sch 160 Carbon Steel Pipe
  • Ụlọ ọrụ na-ere ọkụ na-ekpo ọkụ 30mm dayameta Sch 60 Igwe anaghị agba nchara Ms CS Seamless Pipe Tube Price! ASTM A106 A53 Grb Sch Xxs Sch40 Sch80 Sch 160 Carbon Steel Pipe
  • Ụlọ ọrụ na-ere ọkụ na-ekpo ọkụ 30mm dayameta Sch 60 Igwe anaghị agba nchara Ms CS Seamless Pipe Tube Price! ASTM A106 A53 Grb Sch Xxs Sch40 Sch80 Sch 160 Carbon Steel Pipe

Nkọwa dị mkpirikpi:

Ọkpụkpọ igwe anaghị agba nchara maka ebumnuche nhazi, ọkpọkọ igwe anaghị agba nchara maka ihe arụrụ arụ n'imeGB/8162-2008Ọkọlọtọ. ihe na-agụnye High-edu carbon ígwè na ala alloy ígwè, dị ka 10,20,35,45 na Q345,Q460,Q490,42CrMo,35CrMo.


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    • Budata dị ka PDF

    Nkọwa ngwaahịa

    Q345

    Mkpado ngwaahịa

    Iji nwee ike inye gị uru na ịbawanye azụmahịa anyị, anyị nwekwara ndị na-enyocha na QC Team ma kwenye gị ọrụ na ngwaahịa anyị kacha mma maka ire ere ọkụ Factory 30mm Diameter Sch 60 Seamless Steel Pipe Ms CS Seamless Pipe Tube Price! ASTM A106 A53 Grb Sch Xxs Sch40 Sch80 Sch 160 Carbon Steel Pipe, Anyị ji ajụjụ gị kpọrọ ihe, Maka nkọwa ndị ọzọ, jide n'aka na ị kpọtụrụ anyị, anyị ga-aza gị ASAP!
    Iji nwee ike inye gị uru na ịbawanye azụmahịa anyị, anyị nwekwara ndị nyocha na QC Team ma kwenye gị ọrụ na ngwaahịa anyị kacha mma makaGb/T8162 ASTM A53 tube enweghị nkebi, anyị nwere zuru ezu ihe mmepụta ahịrị, agbakọta akara , àgwà akara usoro, na ndị kasị mkpa, ugbu a, anyị nwere ọtụtụ patent technology na ahụmahụ oru&production otu, ahụmahụ ahịa ọrụ otu. Site na uru mmadụ niile, anyị na-aga imepụta "ụdị nylon monofilaments a ma ama na mba ụwa", ma gbasaa ngwa ahịa anyị n'akụkụ ọ bụla nke ụwa. Anyị na-aga n'ihu ma na-agbalị ike anyị niile iji jeere ndị ahịa anyị ozi.

    Nchịkọta

    Ngwa

    A na-eji ya eme ihe n'ụdị carbon Structural Steel, Alloy Structural Steel na n'ibu.

    Isi ọkwa

    Ọkwa nke Carbon Structural Steel: 10,20,35, 45,Q345,Q460,Q490,Q620,, wdg

    Ọkwa nke Alloy Structural Steel: 42CrMo, 35CrMo, wdg

    Ngwakọta kemịkalụ

    Ọkwa ígwè Ogo ogo Ngwakọta kemịkalụ
    C Si Mn P S Nb V Ti Cr Ni Cu Nd Mo B Ọfọn"
    ọ dịghị ukwuu karịa ọ bụghị ihe na-erughị
    Q345 A 0.2 0.5 1.7 0,035 0,035       0.3 0.5 0.2 0.012 0.1 —— -
    B 0,035 0,035
    C 0.03 0.03 0.07 0.15 0.2 0.015
    D 0.18 0.03 0.025
    E 0.025 0.02
    Q390 A 0.2 0.5 1.7 0,035 0,035 0.07 0.2 0.2 0.3 0.5 0.2 0.015 0.1 - -
    B 0,035 0,035
    C 0.03 0.03 0,015
    D 0.03 0.025
    E 0.025 0.02
    Q42O A 0.2 0.5 1.7 0,035 0,035 0.07 0.2 0.2 0.3 0.8 0.2 0.015 0.2 —— ——
    B 0,035 0,035
    C 0.03 0.03 0.015
    D 0.03 0.025
    E 0.025 0.02
    Q46O C 0.2 0.6 1.8 0.03 0.03 0.11 0.2 0.2 0.3 0.8 0.2 0.015 0.2 0,005 0.015
    D 0.03 0.025
    E 0.025 0.02
    Q500 C 0J8 0.6 1.8 0.025 0.02 0.11 0.2 0.2 0.6 0.8 0.2 0.015 0.2 0,005 0.015
    D 0.025 0.015
    E 0.02 0.01
    Q550 C 0.18 0.6 2 0.025 0,020 0.11 0.2 0.2 0.8 0.8 0.2 0.015 0.3 0,005 0.015
    D 0.025 0,015
    E 0.02 0.01
    Q62O C 0.18 0.6 2 0.025 0.02 0.11 0.2 0.2 1 0.8 0.2 0.015 0.3 0,005 0.015
    D 0.025 0.015
    E 0.02 0.01
    A. Na mgbakwunye na akara Q345A na Q345B, nchara kwesịrị ịnwe opekata mpe otu n'ime ọka ọka a nụchara anụcha Al, Nb, V, na Ti. Dị ka mkpa si dị, onye na-ebubata ya nwere ike ịgbakwunye otu ma ọ bụ karịa ọka ọka a nụchara anụcha. Ọnụ ahịa kacha elu ga-abụ dị ka akọwapụtara na tebụl. Mgbe ejikọtara, Nb + V + Ti adịghị karịa 0.22% b. Maka akara ule Q345, Q390, Q420 na Q46O, Mo + Cr adịghị karịa 0.30%c. Mgbe ejiri Cr na Ni nke ọkwa ọ bụla dị ka ihe fọdụrụnụ, ọdịnaya nke Cr na Ni ekwesịghị ịkarị 0.30%; mgbe ọ dị mkpa ịgbakwunye, ọdịnaya kwesịrị izute ihe ndị a chọrọ na tebụl ma ọ bụ kpebisie ike site n'aka onye na-eweta ya na onye zụrụ ya site na nyocha.d. Ọ bụrụ na onye na-eweta ya nwere ike hụ na ọdịnaya nitrogen na-emezu ihe achọrọ na tebụl, a gaghị eme nyocha ọdịnaya nitrogen. Ọ bụrụ na Al, Nb, V, Ti na ihe ndị ọzọ alloy na nitrogen fixation na-agbakwunyere na ígwè, ihe nitrogen anaghị ejedebe. Ekwesịrị ịkọwa ọdịnaya ndozi nitrogen na asambodo mma.
    E. Mgbe ị na-eji aluminom zuru oke, mkpokọta aluminom Alt ≥ 0020%.

    Ọkwa

    Carbon dakọtara CEV (irighiri oke) /%

    Ọkpụrụkpụ mgbidi ọnụ s≤ 16mm

    Ọkpụrụkpụ mgbidi ọnụ S2>16mm〜30mm

    Ọnụ mgbidi ọkpụrụkpụ S>30mm

    Na-ekpo ọkụ akpọrepu ma ọ bụ nke a na-ahazi

    Na-ewe iwe ọkụ

    Na-ekpo ọkụ akpọrepu ma ọ bụ na-ahazi

    Na-ewe iwe ọkụ

    Na-ekpo ọkụ akpọrepu ma ọ bụ na-ahazi

    Na-ewe iwe ọkụ
    Q345

    <0.45

    -

    <0.47

    -

    <0.48

    一
    Q390

    <0.46

    一

    W0.48

    -

    <0.49

    -
    Q420

    <0.48

    一

    <0.50

    <0.48

    <0.52

    <0,48
    Q460

    <0.53

    <0.48

    W0.55

    <0.50

    <0.55

    W0.50
    Q500

    一

    <0.48

    一

    <0.50

    一

    W0.50
    Q550

    -

    <0.48

    .一

    <0.50

    一

    <0.50
    Q62O

    -

    <0.50

    -

    <0.52

    -

    W0.52
    Q690

    -

    		 <0.50

    -

    <0.52

    -

    W0.52

    Ngwongwo igwe

    Ihe eji arụ ọrụ nke igwe arụrụ arụ carbon nchara dị elu yana ọkpọkọ nchara siri ike dị ala.

    Ọkwa Ogo ogo Mpụta Ike Lower mkpụrụ ike Elongation mgbe agbajisịrị Nnwale mmetụta
     
    Ọkpụrụkpụ mgbidi ọnụ okpomọkụ Na-aṅụ ike
    <16 mm > 16 mm. 〉30 mm
     
    30 mm
    ọ bụghị ihe na-erughị ọ bụghị ihe na-erughị
    10 - > 335 205 195 185 24 - -
    15 - > 375 225 215 205 22 - 一
    20 —— > 410 245 235 225 20 - -
    25 - > 450 275 265 255 18 - -
    35 - >510 305 295 285 17 一 -
    45 - 2590 335 325 315 14 - -
    20 nde -• > 450 275 265 255 20 - 一
    25 nde - > 490 295 285 275 18 - -
    Q345 A 470-630 345 325 295 20 - 一
    B 4 ~ 20 34
    C 21 0
    D -20
    E -40 27
    Q39O A 490-650 390 370 350 18    
    B 20 34
    C 19 0
    D -20
    E -40 27
    Q42O A 520-680 420 400 380 18    
    B 20 34
    C 19 0
    D -20
    E -40 27
    Q46O C 550-720 460 440 420 17 0 34
    D -20
    E -40 27
    Q500 C 610-770 500 480 440 17 0 55
    D -20 47
    E -40 31
    Q550 C 670-830 550 530 490 16 0 55
    D -20 47
    E -40 31
    Q62O C 710-880 620 590 550 15 0 55
    D -20 47
    E -40 31
    Q690 C 770-94. 690 660 620 14 0 55
    D -20 47
    E -40 31

    Mechanical Njirimara nke alloy ígwè ọkpọkọ

    NO Ọkwa Usoro ọgwụgwọ okpomọkụ akwadoro Njirimara tensile Ọkụ nchara agbachapụrụ ma ọ bụ dị elu okpomọkụ dị ọkụ, ọnọdụ nnyefe Brinell siri ike HBW
    Na-emenyụ (normalizing) Iwe iwe Mpụta IkeMPa Ike Tensile MPa Ntughari mgbe emebie A%
    okpomọkụ jụrụ oyi Okpomọkụ jụrụ oyi
    Mbụ Nke abụọ ọ bụghị ihe na-erughị ọ dịghị ukwuu karịa
    1 40Mn2 840   Mmiri, mmanụ 540 Mmiri, mmanụ 885 735 12 217
    2 45Mn2 840   Mmiri, mmanụ 550 Mmiri, mmanụ 885 735 10 217
    3 27 Simn 920   Mmiri 450 Mmiri, mmanụ 980 835 12 217
    4 40MnBC 850   mmanụ 500 Mmiri, mmanụ 980 785 10 207
    5 45MnBC 840   mmanụ 500 Mmiri, mmanụ 1 030 835 9 217
    6 20Mn2BC'f 880   mmanụ 200 Mmiri, ikuku 980 785 10 187
    7 20CrdJ 880 800 Mmiri, mmanụ 200 Mmiri, ikuku 835 540 10 179
    785 490 10 179
    8 30Cr 860   mmanụ 500 Mmiri, mmanụ 885 685 11 187
    9 35Cr 860   mmanụ 500 Mmiri, mmanụ 930 735 11 207
    10 40Cr 850   mmanụ 520 Mmiri, mmanụ 980 785 9 207
    11 45Cr 840   mmanụ 520 Mmiri, mmanụ 1 030 835 9 217
    12 50Cr 830   mmanụ 520 Mmiri, mmanụ 1080 930 9 229
    13 38CrSi 900   mmanụ 600 Mmiri, mmanụ 980 835 12 255
    14 20CrModJ 880   Mmiri, mmanụ 500 Mmiri, mmanụ 885 685 11 197
    845 635 12 197
    15 35CrMo 850   mmanụ 550 Mmiri, mmanụ 980 835 12 229
    16 42CrMo 850   mmanụ 560 Mmiri, mmanụ 1080 930 12 217
    17 38CrMoAld 940   Mmiri, mmanụ 640 Mmiri, mmanụ 980 835 12 229
    930 785 14 229
    18 50CrVA 860   mmanụ 500 Mmiri, mmanụ 1 275 1 130 10 255
    19 2OCrMn 850   mmanụ 200 Mmiri, ikuku 930 735 10 187
    20 20CrMnSif 880   mmanụ 480 Mmiri, mmanụ 785 635 12 207
    21 3OCrMnSif 880   mmanụ 520 Mmiri, mmanụ 1080 885 8 229
    980 835 10 229
    22 35CrMnSiA£ 880   mmanụ 230 Mmiri, ikuku 1 620   9 229
    23 20CrMnTie-f 880 870 mmanụ 200 Mmiri, ikuku 1080 835 10 217
    24 30CrMnTie* f 880 850 mmanụ 200 Mmiri, ikuku 1 470   9 229
    25 12CrNi2 860 780 Mmiri, mmanụ 200 Mmiri, ikuku 785 590 12 207
    26 12CrNi3 860 780 mmanụ 200 Mmiri, ikuku 930 685 11 217
    27 12Cr2Ni4 860 780 mmanụ 200 Mmiri, ikuku 1080 835 10 269
    28 40CrNiMoA 850 —— mmanụ 600 Mmiri, ikuku 980 835 12 269
    29 45CrNiMoVA 860 - mmanụ 460 mmanụ 1 470 1 325 7 269
    a. Allowable mgbanwe nso nke okpomọkụ ọgwụgwọ okpomọkụ depụtara na tebụl: quenching ± 15 ℃, ala okpomọkụ tempering ± 20 ℃, elu okpomọkụ tempering ala 50 ℃.b. N'ime ule tensile, enwere ike iwere ihe nlele transverse ma ọ bụ ogologo. Ọ bụrụ na enwere nghọtahie, a na-eji ihe nlele ogologo oge mee ihe ndabere maka mkpezi ikpe.c. Enwere ike ịhazi ígwè nwere boron tupu emenyụ, na ọnọdụ okpomọkụ ekwesịghị ịdị elu karịa okpomọkụ na-emenyụ ya.d. Nnyefe dị ka usoro data akọwapụtara nke onye chọrọ. Mgbe onye na-achọghị akọwapụtaghị, enwere ike ịnyefe dịka data ọ bụla siri dị.e. Nke mbụ quenching nke titanium ígwè na Ming Meng nwere ike dochie anya normalize.f. Isothermal quenching na 280 C ~ 320 C.

    g. N'ime ule tensile, ọ bụrụ na enweghị ike tụọ Rel, enwere ike tụọ Rp0.2 kama Rel.

     

    Ndidi

    A na-ekwe ka ọdịiche dị n'èzí nke ọkpọkọ ígwè

    Ụdị ọkpọkọ ígwè

    Nkwenye anabatara

    Ọkụ ígwè akpọrepu ọkụ

    ± 1% D ma ọ bụ ± 0.5, nke ọ bụla ka ukwuu

    Oyi adọta ígwè ọkpọkọ

    Ala 0,75% D ma ọ bụ ala 0.3, nke ọ bụla ka ukwuu

     

    Akwụsị iche nke mgbidi ọkpụrụkpụ nke ọkụ akpọrepu (gbatịa) ígwè ọkpọkọ

    Ụdị ọkpọkọ ígwè

    D

    S/D

    Nkwenye anabatara

    Ọkụ ígwè akpọrepu ọkụ

    <102

    -

    ± 12.5% ​​S ma ọ bụ ± 0.4, nke ọ bụla ka ukwuu

    > 102

    <0.05

    ± 15% S ma ọ bụ ± 0,4, nke ọ bụla ka ukwuu

    0.05 0.10

    ± 12.5% ​​S ma ọ bụ ± 0.4, nke ọ bụla ka ukwuu

    > 0.10

    + 12.5% ​​S

    -10% S

    Ọkụ nchara gbasaa ọkụ

    一

    15% S

    Akwụsị iche nke mgbidi ọkpụrụkpụ nke oyi adọtara (akpọrela) ígwè ọkpọkọ

    • Ụdị ọkpọkọ ígwè

    S

    Nkwenye anabatara

    Ihe osise oyi (na-atụgharị)

    V

    + 15% S

    Ma ọ bụ 0.15, nke ọ bụla ka ukwuu

    -10% S

    > 3-10

    + 12.5% ​​S

    -10% S

    >10

    10% S

    Achọrọ nnwale

    Ngwakọta kemịkalụ, Mgbatị, isi ike, Ujo, Skwọsh, Bending, Ultrasonic test,Eddy current,nchọpụta,Leak detection,Galvanized

    Nkọwa ngwaahịa

    Igwe igwe/Chemịka&nri fatịlaịza


    GB/T 8162-2008


    ASTM A519-2006


    BS EN 10210-1-2006


    ASTM A53/A53M-2012


    GB 9948-2006


    GB 6479-2013


    GB/T 17396-2009

    Iji nwee ike inye gị uru na ịbawanye azụmahịa anyị, anyị nwekwara ndị na-enyocha na QC Team ma kwenye gị ọrụ na ngwaahịa anyị kacha mma maka ire ere ọkụ Factory 30mm Diameter Sch 60 Seamless Steel Pipe Ms CS Seamless Pipe Tube Price! API 5L ASTM A106 A53 Grb Sch Xxs Sch40 Sch80 Sch 160 Carbon Steel Pipe, Anyị ji ajụjụ gị kpọrọ ihe, Maka nkọwa ndị ọzọ, jide n'aka na ị na-akpọtụrụ anyị, anyị ga-aza gị ASAP!
    Hot ire Factory China Sch 60 Steel Pipe na Hebei Steel Pipe, anyị nwere zuru ezu ihe onwunwe mmepụta akara, agbakọta akara , àgwà akara usoro, na ndị kasị mkpa, ugbu a, anyị nwere ọtụtụ patent technology na ahụmahụ teknuzu&production otu, ahụmahụ ahịa ọrụ otu. Site na uru mmadụ niile, anyị na-aga imepụta "ụdị nylon monofilaments a ma ama na mba ụwa", ma gbasaa ngwa ahịa anyị n'akụkụ ọ bụla nke ụwa. Anyị na-aga n'ihu ma na-agbalị ike anyị niile iji jeere ndị ahịa anyị ozi.

  • Nke gara aga:
  • Osote:

    • Igwe igwe anaghị agba nchara maka ebumnuche nhazi, igwe anaghị agba nchara maka ihe eji arụ ọrụ na GB/8162-2008 Standard. N'ime usoro tube nchara na-enweghị ihe ọ bụla, enwere ụdị ihe akpọrọ Q345B igwe anaghị agba nchara bụ usoro alloy dị ala. N'ihe dị ala ala, ihe a bụ ihe a na-ahụkarị. Q345 enweghị nkebi ígwè tube bụ ụdị ígwè tube ihe. Q bụ mkpụrụ nke ihe a, na 345 bụ mkpụrụ nke ihe a, nke dị gburugburu 345. Na uru mkpụrụ ga-ebelata na mmụba nke ihe onwunwe. Q345A larịị, ọ bụghị mmetụta; Q345B, bụ 20 degrees nkịtị okpomọkụ mmetụta; Q345C klas, bụ mmetụta ogo 0; Q345D, bụ -20 ogo mmetụta; Klas Q345E, wezuga ogo 40. Uru mmetụta dịkwa iche na ọnọdụ okpomọkụ dị iche iche. Q345A, Q345B, Q345C, Q345D, Q345E. Nke a bụ ọkwa nke iche, nke na-anọchi anya, tumadi mmetụta okpomọkụ dị iche iche.

    Ọkọlọtọ ogbugbu

    1. Ọkụ na-enweghị ntụpọ maka nhazi (GB / T8162-2018) bụ ọkpọkọ nchara na-enweghị ihe ọ bụla maka nhazi n'ozuzu ya na nhazi usoro. 2. A na-eji ọkpọkọ ígwè na-enweghị ntụpọ maka njem mmiri (GB / T8163-2018) na-ebufe mmiri, mmanụ, gas na mmiri ndị ọzọ n'ozuzu ya. 3. Igwe anaghị agba nchara maka ndị na-ekpo ọkụ ọkụ dị ala na nke na-ajụ (GB3087-2018) dị elu dị elu carbon structural steel na-ekpo ọkụ na-ekpo ọkụ na oyi na-atụ (akpọre) tubes ígwè na-enweghị ntụpọ, nke a na-eji maka ịmepụta ọkpọkọ uzuoku na-ekpo ọkụ, na-esi mmiri ọkpọkọ nke dị iche iche. ihe owuwu nke igwe ọkụ ọkụ dị ala na nke ọkara na ọkpọkọ uzuoku na-ekpo ọkụ na ọkpọkọ brik maka ndị na-esi mmiri ọkụ. 4. A na-eji tube nchara na-enweghị ntụpọ maka ikpo ọkụ ọkụ dị elu (GB5310-2018) maka ịmepụta nrụgide dị elu na n'elu nrụgide mmiri tube na-ekpo ọkụ na-ekpo ọkụ n'elu elu na elu carbon carbon steel, alloy steel na igwe anaghị agba nchara na-eguzogide ọgwụ.

    Q345B enweghị nkebi ígwè tube nkọwa mpempe akwụkwọ

    nkọwapụta

    nkọwapụta

    nkọwapụta

    nkọwapụta

    14*3

    38*5.5

    89*5

    133*18

    14*3.5

    42*3

    89*5.5

    159*6

    14*4

    42*3.5

    89*6

    159*6.5

    16*3

    42*4

    89*7

    159*7

    18*2

    42*5

    89*7.5

    159*8

    18*3

    42*6

    89*8

    159*9.5

    18*4

    42*8

    89*9

    159*10

    18*5

    45*3

    89*10

    159*12

    19*2

    45*4

    89*11

    159*14

    21*4

    45*5

    89*12

    159*16

    22*2.5

    45*6

    108*4.5

    159*18

    22*3

    45*7

    108*5

    159*20

    22*4

    48*4

    108*6

    159*28

    22*5

    48*4.5

    108*7

    168*6

    25*2.5

    48*5

    108*8

    168*7

    25*3

    48*6

    108*9

    168*8

    25*4

    48*7

    108*10

    168*9.5

    25*5

    48.3 * 12.5

    108*12

    168*10

    25*5.5

    51*3

    108*14

    168*11

    27*3.5

    51*3.5

    108*15

    168*12

    27*4

    51*4

    108*16

    168*14

    27*5

    51*5

    108*20

    168*15

    27*5.5

    51*6

    114*5

    168*16

    28*2.5

    57*4

    114*6

    168*18

    28*3

    57*5

    114*7

    168*20

    28*3.5

    57*5.5

    114*8

    168*22

    28*4

    57*6

    114*8.5

    168*25

    30 * 2.5

    60*4

    114*9

    168*28

    32*2.5

    60*4

    114*10

    180*10

    32*3

    60*5

    114*11

    194*10

    32*3.5

    60*6

    114*12

    194*12

    32*4

    60*7

    114*13

    194*14

    32*4.5

    60*8

    114*14

    194*16

    32*5

    60*9

    114*16

    194*18

    34*3

    60*10

    114*18

    194*20

    34*4

    76*4.5

    133*5

    194*26

    34*4.5

    76*5

    133*6

    219*6.5

    34*5

    76*6

    133*7

    219*7

    34*6.5

    76*7

    133*8

    219*8

    38*3

    76*8

    133*10

    219*9

    38*3.5

    76*9

    133*12

    219*10

    38*4

    76*10

    133*13

    219*12

    38*4.5

    89*4

    133*14

    219*13

    38*5

    89*4.5

    133*16

    219*14

    219*16

    273*36

    356*28

    426*12

    219*18

    273*40

    356*36

    426*13

    219*20

    273*42

    377*9

    426*14

    219*22

    273*45

    377*10

    426*17

    219*24

    298.5*36

    377*12

    426*20

    219*25

    325*8

    377*14

    426*22

    219*26

    325*9

    377*15

    426*30

    219*28

    325*10

    377*16

    426*36

    219*30

    325*11

    377*18

    426*40

    219*32

    325*12

    377*20

    426*50

    219*35

    325*13

    377*22

    457*9.5

    219*38

    325*14

    377*25

    457*14

    273*7

    325*15

    377*32

    457*16

    273*8

    325*16

    377*36

    457*19

    273*9

    325*17

    377*40

    457*24

    273*9.5

    325*18

    377*45

    457*65

    273*10

    325*20

    377*50

    508*13

    273*11

    325*22

    406*9.5

    508*16

    273*12

    325*23

    406*11

    508*20

    273*13

    325*25

    406*13

    508*22

    273*15

    325*28

    406*17

    558.8*14

    273*16

    325*30

    406*22

    530*13

    273*18

    325*32

    406*32

    530*20

    273*20

    325*36

    406*36

    570*12.5

    273*22

    325*40

    406*40

    610*13

    273*25

    325*45

    406*55

    610*18

    273*28

    356*9.5

    406.4*50

    610*78

    273*30

    356*12

    406.4*55

    624*14.2

    273*32

    356*15

    406*60

    824*16.5

    273*35

    356*19

    406*65

    824*20

    Ngwakọta kemịkalụ

    Ọkwa ígwè

    Ogo Ọkwa

    Ngwakọta kemịkalụ

    C

    Si

    Mn

    P

    S

    Nb

    V

    Ti

    Cr

    Ni

    Cu

    Nd

    Mo

    B

    Ọfọn"

    Ọ dịghị Karịrị

    Ọ bụghị ihe na-erughị

    Q345

    A

    0.2

    0.5

    1.7

    0,035

    0,035

    		      

    0.3

    0.5

    0.2

    0.012

    0.1

    ——

    -

    B

    0,035

    0,035

    C

    0.03

    0.03

    0.07

    0.15

    0.2

    0.015

    D

    0.18

    0.03

    0.025

    E

    0.025

    0.02
    A. Na mgbakwunye na akara Q345A na Q345B, igwe ahụ kwesịrị ịnwe opekata mpe otu n'ime ihe ọka a nụchara anụcha Al, Nb, V, na Ti. Dị ka mkpa si dị, onye na-ebubata ya nwere ike ịgbakwunye otu ihe ọka ọka a nụchara anụcha. Kachasị uru ga-adị ka akọwapụtara na tebụl. Mgbe ejikọtara ya, Nb + V + Ti adịghị agafe 0.22% B. Maka akara ule Q345, Q390, Q420 na Q46O, Mo + Cr Adịghị 0.30% C. Mgbe ejiri Cr na Ni nke ọkwa ọ bụla dị ka ihe ndị fọdụrụnụ, ọdịnaya nke Cr na Ni ekwesịghị ịkarị 0.30%; Mgbe ọ dị mkpa ịgbakwunye, ọdịnaya kwesịrị izute ihe ndị a chọrọ na tebụl ma ọ bụ kpebisie ike site n'aka onye na-eweta ya na onye zụrụ ya site na ndụmọdụ.D. Ọ bụrụ na onye na-eweta ya nwere ike hụ na ọdịnaya Nitrogen na-emezu ihe achọrọ dị na tebụl, enweghị ike ịme nyocha ọdịnaya nitrogen. Ọ bụrụ na Al, Nb, V, Ti na ihe ndị ọzọ Alloy nwere Nitrogen Fixation na-agbakwunyere na ígwè ahụ, ọdịnaya Nitrogen abụghị oke. Ekwesịrị ịkọwa ọdịnaya ndozi Nitrogen na Asambodo Ogo. E. Mgbe Iji Aluminom zuru oke, Ọdịnaya Aluminom Alt≥0020%.

     

    Ọkwa

    Carbon Dakọtara CEV (Iberibe Mass) /%

    Ọkpụrụkpụ mgbidi ọnụ S≤ 16mm

    Ọkpụrụkpụ mgbidi ọnụ S2>16 mm〜30 mm

    Ọkpụrụkpụ mgbidi ọnụ S>30mm

    Hot Rolled Ma ọ bụ Normalized Normalized

    Na-emenyụ＋Iwe iwe

    Hot Rolled Ma ọ bụ Normalized

    Na-emenyụ＋Iwe iwe

    Hot Rolled Ma ọ bụ Normalized

    Na-emenyụ＋Iwe iwe

    Q345

    <0.45

    -

    <0.47

    -

    <0.48

    一

     

    Ngwongwo igwe

    Ngwongwo arụrụ arụ nke igwe arụrụ arụ Carbon dị elu yana ọkpọkọ igwe dị elu nwere ike dị ala.

    Ọkwa

    Ogo Ọkwa

    Mpụta Ike

    Ike Mpụta Obere

    Elongation Mgbe agbajisịrị

    Nnwale mmetụta
     

    Ọkpụrụkpụ mgbidi ọnụ

    Okpomọkụ

    Na-aṅụ ike

    <16 mm

    > 16 mm〜

    〉30 mm
     

    30 mm

    Ọ bụghị ihe na-erughị

    Ọ bụghị ihe na-erughị

    Q345

    A

    470-630

    345

    325

    295

    20

    -

    一

    B

    4 ~ 20

    34

    C

    21

    0

    D

    -20

    E

    -40

    27

     

    Achọrọ nnwale

    Ihe mejupụtara kemịkalụ: Mgbatị, isi ike, Ujo, Skwọsh, Bending, Ultrasonic Testing,Eddy Ugbu a, Nchọpụta,Nchọpụta Leak,Galvanized

    Q345B拼图(1)

    Dee ozi gị ebe a ziga anyị ya
    Pịa tinye ka ịchọọ ma ọ bụ ESC mechie