Zoo Tuam Tshoj ASME / API / GOST / DIN / En / JIS Seamless thiab Welded Steel Yeeb Nkab

Lus piav qhia luv luv:

Seamless steel raj rau kev tsim qauv, Seamless steel raj rau cov khoom siv kho tshuab hauv GB / 8162-2008 Standard. Cov khoom muaj xws li cov pa roj carbon zoo thiab cov hlau tsis tshua muaj hlau, xws li 10,20,35,45 thiab Q345, Q460, Q490,42CrMo, 35CrMo.


  • Kev Them Nyiaj:30% tso nyiaj, 70% L / C lossis B / L daim ntawv lossis 100% L / C thaum pom
  • Min. Order Quantity:1 pc ua
  • Muaj peev xwm muab khoom:Txhua xyoo 20000 Tons Cov Khoom Muag ntawm Cov Yeeb Nkab Hlau
  • Lub Sijhawm Lead:7-14 hnub yog nyob rau hauv Tshuag, 30-45 hnub los tsim
  • Ntim:Dub Vanishing, bevel thiab cap rau txhua tus yeeb nkab; OD hauv qab 219 hli yuav tsum tau ntim rau hauv pob, thiab txhua pob khoom tsis pub tshaj 2 tons.
  • Product Detail

    Khoom cim npe

    Txheej txheem cej luam

    Txhua yam peb ua yog feem ntau txuas nrog peb lub ntsiab lus "Cov neeg yuav khoom ua ntej, Cia siab rau thawj zaug, mob siab rau ib puag ncig cov khoom ntim khoom noj thiab ib puag ncig kev nyab xeeb rau High Quality Seamless thiab Welded Steel Pipe, Peb muab qhov tseeb thiab kev noj qab haus huv ua lub luag haujlwm tseem ceeb. Tam sim no peb muaj cov kws tshaj lij. Cov neeg ua lag luam thoob ntiaj teb uas kawm tiav los ntawm Asmeskas Peb tau ua koj tus khub lag luam tom ntej ua raws li txoj cai ntawm "Kev Ua Lag Luam thiab Kev Tshawb Fawb, Preciseness thiab Unity", nrog rau kev siv thev naus laus zis. core, peb lub tuam txhab txuas ntxiv tsim kho tshiab, mob siab rau muab koj cov khoom lag luam zoo tshaj plaws thiab ua tib zoo saib xyuas tom qab kev muag khoom Peb ntseeg siab tias: peb zoo tshaj plaws raws li peb tau tshwj xeeb.

    Ntawm cov khoom siv seamless steel yeeb nkab, DIN1629 ST52 yog ib qho ntawm cov khoom siv feem ntau. Hauv Suav cov qauv, nws feem ntau yog raws li GB / T8162 Q345B. Ob leeg tuaj yeem hloov pauv rau ib leeg, tab sis lawv tsis sib haum. .

    Nyob rau hauv cov nqe lus ntawm chemical muaj pes tsawg leeg:

    DIN 1629 ST52: C: 0.17% max; P: 0.04% max; S:: 0.04% max; N: 0.009% max

    GB/T 8162 Q345B: C: 0.2% max; P: 0.035% max; S:: 0.035% max; N: 0.012% max

    Nws tuaj yeem pom tau tias ob qho qauv sib koom ua ke hais tias cov ntsiab lus ntawm cov khoom siv tshuaj muaj txiaj ntsig zoo ib yam.

    Mechanical kev ua tau zoo:

    DIN 1629 ST52: Tensile zog: 500 ~ 650Mpa; Tawm lub zog: 335 ~ 355Mpa; Elongation (longitudinal): 21% min

    GB / T 8162 Q345B: Tensile zog: 470 ~ 630Mpa; Tawm zog: 295 ~ 345Mpa; Elongation (longitudinal): 20% min

    Cov kev xav tau rau cov khoom siv kho tshuab ntawm ob qho tib si kuj zoo ib yam

    Cov khoom kuaj:

    DIN 1629 yuav tsum tau kuaj tensile, flattening test, nruj nreem kuaj, nto tshuaj ntsuam xyuas qhov ntev; Kev soj ntsuam cov khoom tiav

    GB / T8162 Q345B yuav tsum tau tshuaj xyuas cov tshuaj muaj pes tsawg leeg, tensile test, hardness test, 20 ℃ cuam tshuam kev xeem, flattening xeem, dabtsi yog khoov xeem, tsis yog-kev puas tsuaj hluav taws xob kuaj

    Nws tuaj yeem pom tias qhov kev sim ua haujlwm ntawm GB / T8162 Q345B pib npog DIN1629

    Tolerance yuav tsum:

    DIN1629 qhia:

    OD kam rau ua:

    OD≤100mm, ± 1% lossis ± 0.5mm
    100mm OD≤200mm, ± 1%
    OD 200mm, ± 1%
    WT kam rau ua:

    OD≤130mm: ≤2 * tus qauv WT: +15% -10%
    2 * tus qauv WT <s≤4 * tus qauv WT: + 12.5% ​​-10%
    4 * tus qauv WT: ± 9%
    130mm OD≤320mm: ≤0.05 * qauv WT: + 17% -12.5%
    0.05 * tus qauv WT<s≤0.11 * tus qauv WT: ± 12.5%
    > 0.11 * tus qauv WT: ± 10%
    320mm OD≤660mm: ≤0.05 * tus qauv WT: +20% -15%
    0.05 * tus qauv WT<s≤0.09 * tus qauv WT: +15% -12.5%
    > 0.09 * tus qauv WT: +12.5% ​​-10%

    GB / T8162 qhia:

    OD kam rau ua:

    ± 1% lossis ± 0.5mm rau qhov loj
    WT kam rau ua:

    OD≤102mm: ± 12.5% ​​lossis ± 0.4mm rau qhov loj
    OD > 102mm: WT≤0.05mm, ± 15% lossis ± 0.4mm rau qhov loj
    0.05mm <WT≤0.1mm, ± 12.5% ​​lossis ± 0.4mm rau qhov loj
    WT ± 0.1 hli, + 12.5% ​​-10%

    Lub tolerances ntawm ob kuj yog roughly tib yam

    Yog li ntawd, Q345B thiab ST52 tuaj yeem hloov tau rau ib leeg thaum siv hauv ib puag ncig thiab tsis muaj qhov tshwj xeeb. Thaum ib puag ncig lossis cov kev xav tau nruj dua, qhov kev sib piv yuav tsum tau ua tib zoo xav.

    Daim ntawv thov

    Nws yog siv los ua Carbon Structural Steel, Alloy Structural Steel thiab mechanical structures.

    Qib tseem ceeb

    Qib Ntawm Carbon Steel Qauv: 10,20,35,45,Q345,Q460,Q490,Q620,, thiab lwm yam

    Qib ntawm Alloy Structural Steel: 42CrMo, 35CrMo, thiab lwm yam

    Chemical Component

    Qib Steel

    Qib zoo

    Tshuaj muaj pes tsawg leeg

    C

    Si

    Mn

    P

    S

    Nb

    V

    Ti

    Cr

    Ni

    Cu

    Nd

    Mo

    B

    Als"

    tsis muaj ntau dua

    tsis tsawg dua

    q345 ua A

    0.20 ib

    0.50 ib

    1.70 ib

    0.035 ib 0.035 ib

    0.30 Nws

    0.50 ib

    0.20 ib

    0.012 ib

    0.10

    ——
    B 0.035 ib 0.035 ib
    C 0.030 Nws 0.030 Nws

    0.07 ib

    0.15

    0.20 ib

    0.015 ib

    D

    0.18

    0.030 Nws 0.025 ib
    E 0.025 ib 0.020 ib
    q390 ua A

    0.20 ib

    0.50 ib

    1.70 ib

    0.035 ib 0.035 ib

    0.07 ib

    0.20 ib

    0.20 ib

    0.3

    0.50 ib

    0.20 ib

    0.015 ib

    0.10

    B 0.035 ib 0.035 ib
    C 0.030 Nws 0.030 Nws

    0,015 ib

    D 0.030 Nws 0.025 ib
    E 0.025 ib 0.020 ib
    qw 42o A

    0.20 ib

    0.50 ib

    1.70 ib

    0.035 ib 0.035 ib

    0.07 ib

    0.2

    0.20 ib

    0.30 Nws

    0.80 ib

    0.20 ib

    0.015 ib

    0.20 ib

    ——

    ——

    B 0.035 ib 0.035 ib
    C 0.030 Nws 0.030 Nws

    0.015 ib

    D 0.030 Nws 0.025 ib
    E 0.025 ib 0.020 ib
    qw 46o C

    0.20 ib

    0.60 ib

    1.80 ib

    0.030 Nws 0.030 Nws

    0.11

    0.20 ib

    0.20 ib

    0.30 Nws

    0.80 ib

    0.20 ib

    0.015 ib

    0.20 ib

    0.005 ib

    0.015 ib

    D 0.030 Nws 0.025 ib
    E 0.025 ib 0.020 ib
    q500 ua C

    0j 8

    0.60 ib

    1.80 ib

    0.025 ib 0.020 ib

    0.11

    0.20 ib

    0.20 ib

    0.60 ib

    0.80 ib

    0.20 ib

    0.015 ib

    0.20 ib

    0.005 ib

    0.015 ib

    D 0.025 ib 0.015 ib
    E 0.020 ib 0.010 ib
    q550 ua C

    0.18

    0.60 ib

    2.00 Nws

    0.025 ib 0,020 ua 0.11

    0.20 ib

    0.20 ib

    0.80 ib

    0.80 ib

    0.20 ib

    0.015 ib

    0.30 Nws

    0.005 ib

    0.015 ib

    D 0.025 ib 0,015 ib
    E 0.020 ib 0.010 ib
    qw 62o C

    0.18

    0.60 ib

    2.00 Nws

    0.025 ib 0.020 ib

    0.11

    0.20 ib

    0.20 ib

    1.00 Nws

    0.80 ib

    0.20 ib

    0.015 ib

    0.30 Nws

    0.005 ib

    0.015 ib

    D 0.025 ib 0.015 ib
    E 0.020 ib 0.010 ib
    a.Ntxiv rau Q345A thiab Q345B qib, cov hlau yuav tsum muaj tsawg kawg yog ib qho ntawm cov khoom ua kom zoo zoo Al, Nb, V, thiab Ti. Raws li kev xav tau, tus neeg muag khoom tuaj yeem ntxiv ib lossis ntau cov khoom ua kom zoo zoo. Tus nqi siab tshaj plaws yuav tsum yog raws li tau teev tseg hauv cov lus. Thaum ua ke, Nb + V + Ti tsis ntau tshaj 0.22%b. Rau Q345, Q390, Q420 thiab Q46O qib, Mo + Cr tsis ntau dua 0.30%c. Thaum Cr thiab Ni ntawm txhua qib yog siv los ua cov khoom seem, cov ntsiab lus ntawm Cr thiab Ni yuav tsum tsis txhob siab dua 0.30%; thaum nws tsim nyog ntxiv, cov ntsiab lus yuav tsum ua kom tau raws li qhov yuav tsum tau ua hauv lub rooj lossis txiav txim siab los ntawm tus neeg muag khoom thiab tus neeg yuav khoom los ntawm kev sib tham.d. Yog tias tus neeg muag khoom tuaj yeem ua kom ntseeg tau tias cov ntsiab lus nitrogen ua tau raws li qhov yuav tsum tau ua hauv lub rooj, kev tshuaj xyuas cov ntsiab lus nitrogen yuav tsis ua. Yog tias Al, Nb, V, Ti thiab lwm yam hlau alloy nrog nitrogen fixation ntxiv rau cov hlau, cov ntsiab lus nitrogen tsis txwv. Cov ntsiab lus ntawm nitrogen fixation yuav tsum tau teev nyob rau hauv daim ntawv pov thawj zoo.e. Thaum siv tag nrho txhuas, tag nrho cov ntsiab lus txhuas Alt ≥ 0020%.

    Qib

    Carbon sib npaug CEV (mass feem) /%

    Nominal phab ntsa thickness s≤ 16mm

    Nominal phab ntsa thickness S2> 16 mm ~ 30 mm

    Nominal phab ntsa thickness S> 30mm

    Kub dov los yog normalized normalized

    Quenching + tempering

    Kub dov los yog normalized

    Quenching + tempering

    Kub dov los yog normalized

    Quenching + tempering

    q345 ua

    <0.45

    <0.47

    <0.48

    Ib

    q390 ua

    <0.46

    Ib

    wb 0.48

    <0.49

    q420 ua

    <0.48

    Ib

    <0.50

    <0.48

    <0.52

    <0,48

    q460 ua

    <0.53

    <0.48

    wb 0,55

    <0.50

    <0.55

    wb 0.50

    q500 ua

    Ib

    <0.48

    Ib

    <0.50

    Ib

    wb 0.50

    q550 ua

    <0.48

    . ib

    <0.50

    Ib

    <0.50

    qw 62o

    <0.50

    <0.52

    wb 0,52

    q690 ua

    <0.50

    <0.52

    wb 0,52

    Mechanical Property

    Mechanical zog ntawm high-quality carbon steel structural steel thiab low-alloy high-strength structural steel kav

    Qib Qib zoo Yield zog Tsawg tawm los zog Elongation tom qab tawg Impact test
    Nominal phab ntsa thickness kub Absorb zog
    <16 hli > 16 hli ~ 〉 30 mm
    30 mm
    tsis tsawg dua tsis tsawg dua
    10 > 335 205 195 185 24
    15 > 375 225 215 205 22 Ib
    20 —— > 410 245 235 225 20
    25 > 450 275 265 255 18
    35 > 510 305 295 285 17 Ib
    45 2590 ua 335 325 315 14
    20 Mn —• > 450 275 265 255 20 Ib
    25 Mn > 490 295 285 275 18
    q345 ua A 470-630 : kuv 345 325 295 20 Ib
    B 4 ~ 20 34
    C 21 0
    D -20
    E -40 27
    qw 39o A 490-650 : kuv 390 370 350 18
    B 20 34
    C 19 0
    D -20
    E -40 27
    qw 42o A 520-680 Nws 420 400 380 18
    B 20 34
    C 19 0
    D -20
    E -40 27
    qw 46o C 550—720 460 440 420 17 0 34
    D -20
    E -40 27
    q500 ua C 610-770 Ib 500 480 440 17 0 55
    D -20 47
    E -40 31
    q550 ua C 670-830 Nws 550 530 490 ib 16 0 55
    D -20 47
    E -40 31
    qw 62o C 710-880 Ib 620 590 ua 550 15 0 55
    D -20 47
    E -40 31
    q690 ua C 770-94 Ib. 690 ib 660 620 14 0 55
    D -20 47
    E -40 31

    Mechanical zog ntawm alloy steel kav

    NO Qib Pom zoo kev kho cua sov Tensile zog Annealed los yog kub tempered steel yeeb nkab xa khoom mob Brinell hardness HBW
    Quenching (normalizing) Tempering Yield StrengthMPa Tensile zog MPa Elongation tom qab tawg A%
    kub Coolant Kub Coolant
    Thawj Thib ob tsis tsawg dua tsis muaj ntau dua
    1 40mn 2 840 ua Dej, roj 540 Dej, roj 885 ib 735 ib 12 217
    2 45mn 2 840 ua Dej, roj 550 Dej, roj 885 ib 735 ib 10 217
    3 27 Sib 9 20 Dej 450 Dej, roj 980 ua 835 ib 12 217
    4 40 MnBc 850 roj 500 Dej, roj 980 ua 785 ib 10 207
    5 45 Mnbc 840 ua roj 500 Dej, roj 1 030 835 ib 9 217
    6 20 Mn2bc'f 880 ua roj 200 Dej, cua 980 ua 785 ib 10 187
    7 20 CrdJ 880 ua 800 Dej, roj 200 Dej, cua 835 ib 540 10 179
    785 ib 490 ib 10 179
    8 30 Cr 860 ua roj 500 Dej, roj 885 ib 685 ib 11 187
    9 35cr ua 860 ua roj 500 Dej, roj 930 ua 735 ib 11 207
    10 40 Cr 850 roj 520 Dej, roj 980 ua 785 ib 9 207
    11 45cr ua 840 ua roj 520 Dej, roj 1 030 835 ib 9 217
    12 50 Cr 8 30 roj 520 Dej, roj 1 080 930 ua 9 229
    13 38cr ib 900 roj 600 Dej, roj 980 ua 835 ib 12 255
    14 20CrModJ 880 ua Dej, roj 500 Dej, roj 885 ib 685 ib 11 197
    845 ib 635 ib 12 197
    15 35CrMo 850 roj 550 Dej, roj 980 ua 835 ib 12 229
    16 42CrMo 850 roj 560 Dej, roj 1 080 930 ua 12 217
    17 38CrMoAld 940 ua Dej, roj 640 Dej, roj 980 ua 835 ib 12 229
    930 ua 785 ib 14 229
    18 50 CrVA 860 ua roj 500 Dej, roj 1 275 1 130 10 255
    19 2 OCrMn 850 roj 200 Dej, cua 930 ua 735 ib 10 187
    20 20CrMnSif 880 ua roj 480 Dej, roj 785 ib 635 ib 12 207
    21 3OCrMnSif 880 ua roj 520 Dej, roj 1 080 885 ib 8 229
    980 ua 835 ib 10 229
    22 35CrMnSiA£ 880 ua roj 230 Dej, cua 1 620 9 229
    23 20CrMnTie-f 880 ua 870 ib roj 200 Dej, cua 1 080 835 ib 10 217
    24 30CrMnTie*f 880 ua 850 roj 200 Dej, cua 1470 ib 9 229
    25 12 CrNi2 860 ua 780 ua Dej, roj 200 Dej, cua 785 ib 590 ua 12 207
    26 12 CrNi3 860 ua 780 ua roj 200 Dej, cua 930 ua 685 ib 11 217
    27 12 Cr2Ni4 860 ua 780 ua roj 200 Dej, cua 1 080 835 ib 10 269
    28 40CrNiMoA 850 —— roj 600 Dej, cua 980 ua 835 ib 12 269
    29 45CrNiMoVA 860 ua roj 460 roj 1470 ib 1325 ib 7 269
    a. Kev hloov kho qhov kub thiab txias tau teev nyob rau hauv lub rooj: quenching ± 15 ℃, tsis kub tempering ± 20 ℃, kub tempering av 50 ℃.b. Hauv kev ntsuas tensile, cov qauv transverse lossis longitudinal tuaj yeem coj mus kuaj. Nyob rau hauv cov ntaub ntawv ntawm kev tsis pom zoo, tus qauv longitudinal yog siv los ua lub hauv paus rau kev txiav txim.c. Cov hlau uas muaj boron tuaj yeem ua rau normalize ua ntej quenching, thiab qhov normalizing kub yuav tsum tsis txhob siab tshaj nws quenching kub.d. Kev xa khoom raws li cov ntaub ntawv teev tseg los ntawm tus neeg thov. Thaum tus neeg thov tsis tau teev tseg, kev xa khoom tuaj yeem ua raws li ib qho ntawm cov ntaub ntawv.e. Thawj quenching ntawm titanium hlau nrog Ming Meng tuaj yeem hloov tau los ntawm normalizing.

    f. Isothermal quenching ntawm 280 C ~ 320 C.

    g. Hauv kev ntsuas tensile, yog tias ntsuas tsis tuaj yeem ntsuas, Rp0.2 tuaj yeem ntsuas tsis yog Rel.

     

    Kev Xeem Xeem

    Tshuaj muaj pes tsawg leeg:

    Stretch, Hardness, Shock, Squash, dabtsi yog khoov, Ultrasonic kuaj, Eddy tam sim no, kuaj pom, leak detection, Galvanized

    Product Detail

    Mechanical/Chemical & Fertilizer Pipes


    GB/T 8162-2008


    ASTM A519-2006 Kev Tswj Xyuas Kev Tswj Xyuas


    TS EN 10210-1-2006


    ASTM A53 / A53M-2012 Kev Ntsuas


    GB 9948-2006


    GB 6479-2013


    GB/T 17396-2009


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