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Akpa igwe na-enweghị atụ maka usoro nkịtị

Akpa igwe na-enweghị atụ maka ihe owuwu nkịtị gosipụtara
  • Akpa igwe na-enweghị atụ maka usoro nkịtị
  • Akpa igwe na-enweghị atụ maka usoro nkịtị
  • Akpa igwe na-enweghị atụ maka usoro nkịtị

Nkọwa mkpụmkpụ:

Akpa nchara na-enweghị eriri maka ebumnuche usoro, nchara nchara maka usoro arụ ọrụGB / 8162-2008Ọkọlọtọ. Ihe gụnyere carbon steel na ala dị ala, dị ka 10,20,35,35 na Q345, Q460, Q490,42CRMO, 35crmo.


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    • Budata dị ka pdf

    Nkọwa nke ngwaahịa

    Q345

    Mkpado Ngwaahịa

    Nlebazi anya

    Standard:GB / 8162-2008 Alloy ma ọ bụ na ọ bụghị: alloy ma ọ bụ carbon
    Otu klas: 10,20,35, 45, Q345, Q340, Q460, Q490, Q690,42crmo, wdg, wdg Ngwa: Agụụ na-arụ ọrụ, ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụ elu: dị ka ihe ndị ahịa chọrọ
    Mpụga dị omimi (gburugburu): 10 - 1000 mm Usoro: na-ekpo ọkụ ma ọ bụ oyi kpọpụtara
    Ogologo: ogologo ogologo ma ọ bụ ogologo ogologo Ọgwụgwọ ọkụ: Anialing / Suffizing / Nchefu
    Akụkụ akụkụ: Ọkpụkpụ Akpọkọta Pụrụ Iche: Ọkpọkọ mgbidi
    Ebe Si Malite: China Ojiji: Ewu, Ojiji
    Asambodo: ISO9001: 2008 Nnwale: UCT / UT

    Akwukwo icho oru

    A na-ejikarị ya eme ihe iji mee ka carbon owuwe ihe, alloy owuwe usoro na usoro arụ ọrụ.

    Isi akara

    Ọkwa nke carbon owuwu carbon: 10,20,35, 45, Q345, Q340, Q460, Q690 ,, Q20, na wdg

    Ngalaba nke alloy usoro nchara: 42crmo, 35crmo, wdg

    Mkọrọ kemịkal

    Glag Grall Ọkwa dị mma Ihe mejupụtara kemịkal
    C Si Mn P S Nb V Ti Cr Ni Cu Nd Mo B Als "
    enweghị ihe karịrị obughi ihe na-erughị
    Q345 A 0.2 0.5 1.7 0.035 0.035       0. 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. 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. 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. 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. 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. 0.005 0.015
    D 0.025 0.015
    E 0.02 0.01
    A. Na mgbakwunye na akara Q345a na Q345B, nchara kwesịrị inwe opekata mpe otu n'ime ọka a nụchara anụ al, nb, na ti. Dabere na mkpa ndị ahụ, onye na-eweta ya nwere ike itinye otu ihe ọka ma ọ bụ karịa. Uru kacha mma ga-adị ka akọwapụtara na tebụl. Mgbe jikọtara ọnụ, nb + v +% abụghị karịa 0.22% b. Maka Q345, Q390, Q390, Q420 na Q42O akara, Mo + Cri karịrị 0.30% c. Mgbe car na ni nke ihe ọ bụla dị ka ihe ndozi, ọdịnaya nke cr na ni ekwesịghị ibu karịa 0.30%; Mgbe ọ dị mkpa ịgbakwunye, ọdịnaya ahụ kwesịrị imezu ihe achọrọ na tebụl ma ọ bụ kpebie site na onye na-eweta ya na onye na-azụ ahịa site na ndụmọdụ.D. Ọ bụrụ na onye na-eweta ya nwere ike ijide n'aka na ọdịnaya nitrogen na-ezute ihe ndị a chọrọ na tebụl, enwere ike ịme nyocha ọdịnaya Nitrogen nwere ike ọ gaghị arụ ọrụ. Ọ bụrụ na al, nb, v, v, V na ndị ọzọ na-etinye ihe ndị ọzọ na nchara, ọ bụghị naanị ọdịnaya nitrogen adịghị. Ekwesịrị ịkọwapụta ọdịnaya Nitrogen na akwụkwọ dị mma.
    E. Mgbe ị na-eji aluminom zuru ezu, mkpokọta aluminom alt ≥ 0020%.

    Greedi

    Carbon secbon (pacrations) /%

    Mgbè elu na-ahụ maka 16mm

    Mgbè elu mgbidi s2> 16 mm~30 mm

    Mgbè elu mgbidi s> 30mm

    Na-ekpo ọkụ ma ọ bụ na-akwado ya

    Ighapu

    Na-ekpo ọkụ ma ọ bụ nke ọma

    Ighapu

    Na-ekpo ọkụ ma ọ bụ nke ọma

    Ighapu
    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 nke mebere

    Ngwongwo nke igwe eji eme ihe nke di elu carbon steel

    Greedi Ọkwa dị mma Runnwe ike Ike na-akwụ ụgwọ ike Elongation mgbe ị gbasịrị Nnwale mmetụta
     
    Mgbè elu ọkpụrụkpụ temperacho Ike na-abanye
    <16 mm > 16 mm~ > 30 mm
     
    30 mm
    obughi ihe na-erughị obughi 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 33 325 315 14 - - - -
    20mn - • > 450 275 265 255 20 - - 一
    Nke iri abuo nke 25mn - - > 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

    Ngwongwo nke usoro alloy nchara

    NO Greedi Usoro Ọgwụ Ọgwụ A Na-atụ aro Njirimara Tensile Ọnọdụ ikuku na-eme ka ọ dị elu na-eme ka ikpo okwu dị elu
    Na-eme ihe (nhazi) Ihejo Na-eme ka ọ dị ike Tensile ike MPA Elongation mgbe ị ga-agbaji otu%
    temperacho Ihenhicha Temperacho Ihenhicha
    Frirst Sekon obughi ihe na-erughị enweghị ihe karịrị
    1 40mn2 840   Mmiri, mmanụ 540 Mmiri, mmanụ 885 7.35 12 217
    2 45mn2 840   Mmiri, mmanụ 550 Mmiri, mmanụ 885 7.35 10 217
    3 27SIMN 920   Mmiri 450 Mmiri, mmanụ 980 835 12 217
    4 40mnbc 850   ite mmanu 500 Mmiri, mmanụ 980 785 10 207
    5 45mnbc 840   ite mmanu 500 Mmiri, mmanụ 1 030 835 9 217
    6 20m2bc'f 880   ite mmanu 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 30-r 860   ite mmanu 500 Mmiri, mmanụ 885 685 11 187
    9 35cr 860   ite mmanu 500 Mmiri, mmanụ 930 7.35 11 207
    10 Iri 40rr 850   ite mmanu 520 Mmiri, mmanụ 980 785 9 207
    11 45cr 840   ite mmanu 520 Mmiri, mmanụ 1 030 835 9 217
    12 50cr 830   ite mmanu 520 Mmiri, mmanụ 1 080 930 9 229
    13 38crsi 900   ite mmanu 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   ite mmanu 550 Mmiri, mmanụ 980 835 12 229
    16 42cmmo 850   ite mmanu 560 Mmiri, mmanụ 1 080 930 12 217
    17 38crmoadd 940   Mmiri, mmanụ 640 Mmiri, mmanụ 980 835 12 229
    930 785 14 229
    18 50crva 860   ite mmanu 500 Mmiri, mmanụ 1 275 1 130 10 255
    19 2 Nkebi 850   ite mmanu 200 Mmiri, ikuku 930 7.35 10 187
    20 20crmnsif 880   ite mmanu 480 Mmiri, mmanụ 785 635 12 207
    21 3 Ekeresime 880   ite mmanu 520 Mmiri, mmanụ 1 080 885 8 229
    980 835 10 229
    22 35CRMNSIA £ 880   ite mmanu 230 Mmiri, ikuku 1 620   9 229
    23 20crmntie-f 880 870 ite mmanu 200 Mmiri, ikuku 1 080 835 10 217
    24 30crmntie * f 880 850 ite mmanu 200 Mmiri, ikuku 1 470   9 229
    25 12cri2 860 780 Mmiri, mmanụ 200 Mmiri, ikuku 785 590 12 207
    26 12cnni3 860 780 ite mmanu 200 Mmiri, ikuku 930 685 11 217
    27 12cr2ni4 860 780 ite mmanu 200 Mmiri, ikuku 1 080 835 10 269
    28 40crimoa 850 - - ite mmanu 600 Mmiri, ikuku 980 835 12 269
    29 45crimova 860 - - ite mmanu 460 ite mmanu 1 470 1 325 7 269
    a. Mpempe akwụkwọ ndozi ọkụ na-agbanwe agbanwe na tebụl: azụ ℃, obere ihe na-echekarị ± ℃, oke okpomoku ala 50 ℃.b. Na ule tensile, enwere ike iwere nlele ma ọ bụ ogologo oge. Bụrụ na nghọtahie, a na-eji ogologo oge nlele anya dị ka ihe ndabere maka mkpezi ikpe.c. Enwere ike iji nchara nke nwere ike ịdị mma tupu mgbe ahụ, yana okpomọkụ na-adịgide adịgide ekwesịghị ịdị elu karịa okpomọkụ ya.d. Ntinye aka dika data nke onye choro. Mgbe onye na-achọ ihe akọwapụtaghị, enwere ike ịme nnyefe dị ka data ọ bụla.e. Ajuju nke mbụ nke titanium ígwè na Meng Meng site na nhazi.f. Ithertermal na-emeju na 280 C ~ 320 C.

    g. Na ule tensile, ma ọ bụrụ na enweghị ike ịtụle afọ, a ga-ahụ ya kama ịda.

     

    Ndidi

    A na-agbanwe agbanwe nke dị na dayameta nke nchara

    Ofdị ígwè nchara

    Anabataghị nnabata

    Achịcha na-ekpo ọkụ na-ekpo ọkụ

    ± 1% d ma ọ bụ ± 0,5, nke dị ukwuu

    Ọkpọkọ nke oyi na-atụ

    Ala 0,75% d ma ọ bụ ala 0.3, nke ka dị ukwuu

     

    A na-eme ka ikuku dị iche iche nke mgbidi na-agbanwe agbanwe (agbatịwo) ọkpọkọ nchara

    Ofdị ígwè nchara

    D

    S / d

    Anabataghị nnabata

    Achịcha na-ekpo ọkụ na-ekpo ọkụ

    <102

    - -

    ± 12.5% ​​s ma ọ bụ ± 0.4, nke dị ukwuu

    > 102

    <0.05

    ± 15% s ma ọ bụ ± 0,4, nke dị ukwuu

    > 0.05 ~0.10

    ± 12.5% ​​s ma ọ bụ ± 0.4, nke dị ukwuu

    > 0.10

    + 12.5% ​​s

    -10% s

    Okpomoku di egwu

    一

    土 15% s

    A na-eme ka ikuku na-efe efe nke mmiri nke oyi na-atụ (a na-awụpụ)

    • Ofdị ígwè nchara

    S

    Anabataghị nnabata

    Na-ese foto (ịtụgharị)

    V

    + 15% s

    Ma ọ bụ 0.15, nke dị ukwuu

    -10% s

    > 3 - 10

    + 12.5% ​​s

    -10% s

    > 10

    土 10% s

    Aro chọrọ

    Ihe mejupụtara kemịkalụ, gbatịa, ihe siri ike, skwọsh, na-efe, na-agbagha, ule ule ultrasonic, Eddy ugbu a, nchọpụta ahụ, nchọpụta

    Nkọwa nke ngwaahịa

    Emebere / Chemical & fatịlaịza pipes

    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

  • Nke gara aga:
  • Osote:

    • Akpa uwe na-enweghị atụ maka ebumnuche nhazi, eriri n'ụzọ enweghị eriri maka usoro arụ ọrụ na GB / 8162-200 ọkọlọtọ. N'ọnọdụ nke enweghị ụkwụ tumi usoro, enwere ụdị nke a na-akpọ pabe na-enweghị eriri na-enweghị atụ bụ obere usoro alloy dị ala. Na ihe dị ala na-eme, ihe a bụ ihe a na-ahụkarị. Ngwurugwu q345 na-enweghị eriri na-acha uhie uhie bụ ụdị nchara. Ajụjụ bụ mkpụrụ nke ihe a, na 345 bụ mkpụrụ nke ihe a, nke dị ihe dị ka 345. Mkpụrụ bara uru ga-agbadata na mmụba nke ihe anụ ahụ. Ọkwa Q345A, adịghị emetụta; Q345B, bụ ogo 20 dị elu; Klas Q345C, bụ mmetụta 0 ogo; Q345d, bụ mmetụta -20 ogo; Class Q345e, mwepu 40. Uru uru a di iche na onodu di iche. Q345A, Q345b, Q345C, Q345d, Q345. Nke a bụ ọkwa nke iche, nke na-anọchite anya, ọkacha mma na ọnọdụ okpomọkụ dị iche.

    Standardzọ Ahịa

    1. Ọkọlụ na-enweghị isi maka ihe owuwu (GB / T8162-2018) ọkpọkọ enweghị atụ maka usoro izugbe na arụ ọrụ. A na-eji ọkpọkọ nchara (gb / t8163-2018) na-ekere mmiri, mmanụ, gas na mmiri ndị ọzọ n'ozuzu ya na-enweghị seamin na-enweghị atụ. 3. A na-eji eriri nke enweghị atụ (gb3087) 4. A na-eji eriri nchara maka nnukwu nrụgide (gb5310-2018) na-arụ ọrụ na-arụ ọrụ na-arụ ọrụ na-arụ ọrụ na-ekpo ọkụ, alloy steel na-eguzosi ike nchara nchara.

    Mpempe akwụkwọ ntụgharị nke Q344

    nkowa

    nkowa

    nkowa

    nkowa

    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 *

    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 *

    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 * 13

    219 * 20

    273 * 42

    377 * 9

    426 * 14

    219 *

    273 * 45

    377 * 10

    426 * 17 * 17

    219 *

    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 *

    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

    Mkọrọ kemịkal

    Glag Grall

    Ọkwa dị mma

    Ihe mejupụtara kemịkal

    C

    Si

    Mn

    P

    S

    Nb

    V

    Ti

    Cr

    Ni

    Cu

    Nd

    Mo

    B

    Als "

    Enweghị ihe karịrị

    Obughi ihe na-erughị

    Q345

    A

    0.2

    0.5

    1.7

    0.035

    0.035

    		      

    0.

    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, nchara kwesịrị inwe opekata mpe otu n'ime ọka a nụchara anụ al, nb, na ti. Dabere na mkpa ndị ahụ, onye na-eweta ya nwere ike itinye otu ihe ọka ma ọ bụ karịa. Uru kacha mma ga-adị ka akọwapụtara na tebụl. Mgbe jikọtara ọnụ, nb + v +% abụghị karịa 0.22% b. Maka Q345, Q390, Q390, Q420 na Q42O akara, Mo + Cri karịrị 0.30% c. Mgbe car na ni nke ihe ọ bụla dị ka ihe ndozi, ọdịnaya nke cr na ni ekwesịghị ibu karịa 0.30%; Mgbe ọ dị mkpa ịgbakwunye, ọdịnaya ahụ kwesịrị imezu ihe achọrọ na tebụl ma ọ bụ kpebie site na onye na-eweta ya na onye na-azụ ahịa site na ndụmọdụ.D. Ọ bụrụ na onye na-eweta ya nwere ike ijide n'aka na ọdịnaya nitrogen na-ezute ihe ndị a chọrọ na tebụl, enwere ike ịme nyocha ọdịnaya Nitrogen nwere ike ọ gaghị arụ ọrụ. Ọ bụrụ na al, nb, v, v, V na ndị ọzọ na-etinye ihe ndị ọzọ na nchara, ọ bụghị naanị ọdịnaya nitrogen adịghị. Ekwesịrị ịkọwapụta ọdịnaya Nitrogen na akwụkwọ dị mma. E. Mgbe ị na-eji aluminom zuru ezu, mkpokọta aluminomRo0020%.

     

    Greedi

    Carbon secbon (pacrations) /%

    Mgbè elu na-ahụ maka 16mm

    Mgbè elu mgbidi s2> 16 mm~30 mm

    Mgbè elu mgbidi s> 30mm

    Na-ekpo ọkụ ma ọ bụ na-akwado ya

    Ichu+Ihejo

    Na-ekpo ọkụ ma ọ bụ nke ọma

    Ichu+Ihejo

    Na-ekpo ọkụ ma ọ bụ nke ọma

    Ichu+Ihejo

    Q345

    <0.45

    - -

    <0.47

    - -

    <0.48

    一

     

    Ngwongwo nke mebere

    Ngwongwo nke igwe eji eme ihe nke di elu carbon steel

    Greedi

    Ọkwa dị mma

    Runnwe ike

    Ike na-akwụ ụgwọ ike

    Elongation mgbe ị gbasịrị

    Nnwale mmetụta
     

    Mgbè elu ọkpụrụkpụ

    Temperacho

    Ike na-abanye

    <16 mm

    > 16 mm~

    >30 mm
     

    30 mm

    Obughi ihe na-erughị

    Obughi ihe na-erughị

    Q345

    A

    470-630

    345

    325

    295

    20

    - -

    一

    B

    4 ~ 20

    34

    C

    21

    0

    D

    -20

    E

    -40

    27

     

    Aro chọrọ

    Ihe mejupụtara kemịkal: gbatịa, siri ike, skwọsh, skwọsh, na-egbu, na ule ultrasonic, Eddy ugbu a, nchọpụta ahụ, nchọpụta

    Q345b 拼图 (1)

    Dee ozi gị ebe a ma zigara anyị ya
    See ịbanye na ọchụchọ ma ọ bụ ESC imechi