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China OEM China Wholesale Seamless Steel Pipe

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  • China OEM China Wholesale Seamless Steel Pipe
  • China OEM China Wholesale Seamless Steel Pipe
  • China OEM China Wholesale Seamless Steel Pipe

Tlhaloso e Khutšoanyane:

Li-tubes tsa tšepe tse se nang seam bakeng sa merero ea meralo, li-tubes tsa tšepe tse se nang seam bakeng sa meaho ea mochini ho GB/8162-2008 Standard. thepa e kenyelletsa boleng bo phahameng ba carbon steel le tšepe e tlase ea alloy, joalo ka 10,20,35,45 le Q345,Q460,Q490,42CrMo,35CrMo.


  • Tefo:30% depositi, 70% L/C kapa B/L kopi kapa 100% L/C ha u bona
  • Bongata ba Odara:1 PC
  • Matla a Phepelo:Selemo le selemo 20000 Tons Inventory of Steel Pipe
  • Lead time:Matsatsi a 7-14 haeba a le setokong, matsatsi a 30-45 ho hlahisa
  • Ho paka:Black Vanishing, bevel le cap bakeng sa phala e 'ngoe le e' ngoe; OD e ka tlase ho 219mm e hloka ho paka ka bongata, 'me sephutheloana ka seng ha se fete lithane tse peli.
    • Khoasolla joalo ka PDF

    Lintlha tsa Sehlahisoa

    Li-tag tsa Sehlahisoa

    Khamphani ea rona e ikakhetse ka setotsoana khoebong ea kantle ho naha ea li-tubes tse seamless tšepe,China Steel Tube, SMLS ea Sechaena, Liphaephe tsa Tšepe tse Seamless, Li-tubes tsa tšepe tse se nang moeli, SMLS, SMLS China, Liphaephe tsa sebopeho sa SMLS.

    Mefuta e mengata ea mantlha ea tlhahiso ea li-tube tse chesang tse kentsoeng ka seamless
    1, Lipeipi tsa tšepe tse kolobisitsoeng tse chesang

    e be mohlala o ka sehloohong oa tlhahiso ea lipeipi tsa tšepe tse se nang moeli. Theknoloji ea ho roala lipeipi tse ngata-ngata.
    Ha ho bapisoa le mefuta e meng, leloala le sa khaotseng le fetohile khetho ea pele bakeng sa likhoebo tse kholo tsa lefats'e tsa tlhahiso ea li-tube tsa seamless ka lebaka la boleng ba eona bo holimo, tlhahiso e phahameng, ts'ebetso e phahameng le tšebeliso e tlase.
    2, 3 rola phala e tsoelang pele e bilikang leloala

    e ile ea bula nako e ncha ea theknoloji e tsoelang pele ea phala ea tšepe
    Ho tloha ka 2005, ho bile le lihlopha tse fetang 20 tsa 3-roll tse tsoelang pele tsa liloala tse ntseng li hahuoa lefatšeng ka bophara. Kaho ea tshilo ena e thehile nako e ntjha ya thekenoloji ya 3-roll continuous rolling steel pipe.
    3. Mochini o kolobisang lipeipi, o tsejoang hape e le Plug mill
    Har'a bona, limilora tse kholo le tse mahareng tse kolobisang liphaephe li ntse li phetha karolo ea bohlokoa kamora phetoho ea tekheniki.
    4. Periodic pipe rolling mill, eo hape e tsejoang e le Pilger mill

    e loketse tlhahiso ea liphaephe tsa tšepe tse mahareng le tse teteaneng tse kholo le tse mahareng. Ke e 'ngoe ea mehlala ea khale ka ho fetisisa lefatšeng
    Ka lebaka la ts'ebetso e tlase ea tlhahiso le boleng bo tlase ba bokantle ba leloala lena, theko ea eona ea tlhahiso le boleng ba sehlahisoa ho thata ho qothisana lehlokoa le tse ling. Boholo ba limilo tse nyane le tse mahareng li felisitsoe. Leloala le leholo la periodic periodic rolling le ntse le na le molemo tlhahisong ea li-tubes tsa tšepe tse nang le bophara bo boholo, haholo-holo bakeng sa tlhahiso ea li-tubes tsa seteishene sa motlakase tse bophara bo boholo. Li-mill rolling tsa nako le nako e ntse e le mokhoa o sebetsang, kahoo lia bolokoa.
    5.Mochini oa ho roala li-tube o nepahetseng, mochini o rollang li-roll tse 3
    Mochini oa ho roala li-tube o nepahetseng o boetse o bitsoa mochini o roalang li-tube oa Accu2Roll, 'me mochini o rollang li-tube tse 3 o boetse o bitsoa mochini o roalang oa Assel. Hape ke leloala la tšepe le se nang seamless le nang le ho nepahala ho holimo. Ho hlophisoa ha lits'ebetso tsa pele le tsa morao ha e le hantle ho tšoana le leloala la Accu2Roll ntle le hore lesela le sebelisa 3-roll cross-rolling.
    6. Mechini e meng ea ho roala li-tube
    Ntle le Chaena, li-extruder, mechine e kenyang liphaephe tse bophara bo boholo, le mechine e roalang le e atolohang ea skew e nang le bophara bo boholo e na le tsoelo-pele e nyenyane linaheng tse ling lefatšeng. Chaena, ka lebaka la tsoelo-pele e potlakileng ea tlhahiso ea liphaephe tsa tšepe tse se nang seamless le tlhokahalo ea lihlahisoa tsa boleng bo phahameng, kaho ea litsi tsena tse rollang le tsona li entse tsoelo-pele e ncha.

    Rea u amohela ho etela k'hamphani ea rona, feme moo ho bonts'ang lihlahisoa tse fapaneng tse tla fihlela tebello ea hau. Ho sa le joalo, ho bonolo ho etela sebaka sa rona sa marang-rang, mme basebetsi ba rona ba thekiso ba tla leka ka hohle ho u fa litšebeletso tse ntle ka ho fetisisa. Ka kopo ikopanye le rona haeba o hloka lintlha tse ling. Sepheo sa rona ke ho thusa bareki ho hlokomela lipakane tsa bona. Re etsa matsapa a maholo ho fihlela boemo bona ba katleho.

    Kakaretso

    Kopo

    Haholo-holo e Sebelisoa ho Etsa Carbon Structural Steel, Alloy Structural Steel le meaho ea mochini.

    Kereiti e ka Sehloohong

    Mophato oa Tšepe ea Sebopeho sa Carbon: 10,20,35, 45, Q345, Q460, Q490, Q620, joalo-joalo

    Mophato oa Alloy Structural Steel: 42CrMo, 35CrMo, joalo-joalo

    Karolo ea Lik'hemik'hale

    Kereiti ea tšepe

    Boemo ba boleng

    Sebopeho sa lik'hemik'hale

    C

    Si

    Mn

    P

    S

    Nb

    V

    Ti

    Cr

    Ni

    Cu

    Nd

    Mo

    B

    Als”

    ha e kholo ho feta

    eseng ka tlase ho
    Q345 A

    0.20

    0.50

    1.70

    		 0.035 0.035

    0.30

    0.50

    0.20

    0.012

    0.10

    		 —- -
    B 0.035 0.035
    C 0.030 0.030

    0.07

    0.15

    0.20

    0.015
    D

    0.18

    		 0.030 0.025
    E 0.025 0.020
    Q390 A

    0.20

    0.50

    1.70

    		 0.035 0.035

    0.07

    0.20

    0.20

    0.3

    0.50

    0.20

    0.015

    0.10

    		 - -
    B 0.035 0.035
    C 0.030 0.030

    0,015
    D 0.030 0.025
    E 0.025 0.020
    Q42O A

    0.20

    0.50

    1.70

    		 0.035 0.035

    0.07

    0.2

    0.20

    0.30

    0.80

    0.20

    0.015

    0.20

    		 —-

    —-
    B 0.035 0.035
    C 0.030 0.030

    0.015
    D 0.030 0.025
    E 0.025 0.020
    Q46O C

    0.20

    0.60

    1.80

    		 0.030 0.030

    0.11

    0.20

    0.20

    0.30

    0.80

    0.20

    0.015

    0.20

    0.005

    0.015
    D 0.030 0.025
    E 0.025 0.020
    Q500 C

    0j8

    0.60

    1.80

    		 0.025 0.020

    0.11

    0.20

    0.20

    0.60

    0.80

    0.20

    0.015

    0.20

    0.005

    0.015
    D 0.025 0.015
    E 0.020 0.010
    Q550 C

    0.18

    0.60

    2.00

    		 0.025 0,020 0.11

    0.20

    0.20

    0.80

    0.80

    0.20

    0.015

    0.30

    0.005

    0.015
    D 0.025 0,015
    E 0.020 0.010
    Q62O C

    0.18

    0.60

    2.00

    		 0.025 0.020

    0.11

    0.20

    0.20

    1.00

    0.80

    0.20

    0.015

    0.30

    0.005

    0.015
    D 0.025 0.015
    E 0.020 0.010
    a.Ho phaella ho limaraka tsa Q345A le Q345B, tšepe e lokela ho ba le bonyane e 'ngoe ea likarolo tsa lijo-thollo tse hloekisitsoeng Al, Nb, V, le Ti. Ho ea ka litlhoko, mofani oa thepa a ka eketsa karolo e le 'ngoe kapa ho feta ea lijo-thollo tse hloekisitsoeng. Boleng bo phahameng bo tla ba joalo ka ha ho boletsoe tafoleng. Ha e kopantsoe, Nb + V + Ti ha e fete 0.22%b. Bakeng sa limaraka tsa Q345, Q390, Q420 le Q46O, Mo + Cr ha e kholo ho feta 0.30%c. Ha Cr le Ni tsa sehlopha ka seng li sebelisoa e le likarolo tse setseng, litaba tsa Cr le Ni ha lia lokela ho ba kholo ho feta 0.30%; ha ho hlokahala ho eketsa, litaba li lokela ho finyella litlhoko tse tafoleng kapa ho khethoa ke mofani oa thepa le moreki ka lipuisano.d. Haeba mofani oa thepa a ka etsa bonnete ba hore naetrojene e finyella litlhoko tse teng tafoleng, tlhahlobo ea litaba tsa naetrojene e ka 'na ea se ke ea etsoa. Haeba Al, Nb, V, Ti le lisebelisoa tse ling tsa alloy tse nang le naetrojene fixation li kenngoa ka tšepe, litaba tsa naetrojene ha li na moeli. Likahare tsa ho lokisa naetrojene li lokela ho boleloa setifikeiting sa boleng.e. Ha u sebelisa aluminium e feletseng, kakaretso ea aluminium content Alt ≥ 0020%.

    Kereiti

    E lekanang le khabone CEV (karolo ea boima) /%

    Botenya ba lebota ba lebitso s≤ 16mm

    Botenya ba lebota ba lebitso S2>16 mm〜30 limilimithara

    Botenya ba lebota ba lebitso S>30mm

    Hot rolled kapa normalized normalized

    Ho kokobetsa

    Ho chesa kapa ho tloaeleha

    Ho kokobetsa

    Ho chesa kapa ho tloaeleha

    Ho kokobetsa
    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

    Thepa ea Mechini

    Thepa ea mochini ea tšepe ea boleng bo holimo ea tšepe ea khabone le liphaephe tsa tšepe tse matla a tlase.

    Kereiti Boemo ba boleng Kotulo Matla Matla a tlhahiso e tlase Ho lelefatsa ka mora ho robeha Teko ea tšusumetso
    Botenya ba lebota ka lebitso mocheso Monya matla
    <16 limilimithara > 16 limilimithara 〉30 limilimithara
    30 limilimithara
    eseng ka tlase ho eseng ka tlase ho
    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 - -
    20Mn —• > 450 275 265 255 20 - 一
    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

    Mechanical thepa ea liphaephe tšepe alloy

    NO Kereiti Tsamaiso ea phekolo ea mocheso e khothalletsoang Thepa ea tensile Peipi ea tšepe e halefileng kapa e phahameng ea mocheso Boemo ba thomello Brinell hardness HBW
    Ho tima (normalizing) Ho halefisa Hlahisa MatlaMPa Tensile Matla MPa Elongation ka mor'a ho robeha A%
    mocheso Se phodileng Mocheso Se phodileng
    Ea pele Ea bobeli eseng ka tlase ho ha e kholo ho feta
    1 40Mn2 840 Oli, metsi 540 Oli, metsi 885 735 12 217
    2 45Mn2 840 Metsi, oli 550 Oli, metsi 885 735 10 217
    3 27SiMn 920 Metsi 450 Oli, metsi 980 835 12 217
    4 40MnBc 850 oli 500 Oli, metsi 980 785 10 207
    5 45MnBc 840 oli 500 Oli, metsi 1030 835 9 217
    6 20Mn2BC'f 880 oli 200 Metsi, moea 980 785 10 187
    7 20CrdJ 880 800 Metsi, oli 200 Metsi, moea 835 540 10 179
    785 490 10 179
    8 30Kr 860 oli 500 Oli, metsi 885 685 11 187
    9 35Kr 860 oli 500 Oli, metsi 930 735 11 207
    10 40Kr 850 oli 520 Oli, metsi 980 785 9 207
    11 45Kr 840 oli 520 Oli, metsi 1030 835 9 217
    12 50Kr 830 oli 520 Oli, metsi 1080 930 9 229
    13 38CrSi 900 oli 600 Oli, metsi 980 835 12 255
    14 20CrModJ 880 Metsi, oli 500 Oli, metsi 885 685 11 197
    845 635 12 197
    15 35CrMo 850 oli 550 Oli, metsi 980 835 12 229
    16 42CrMo 850 oli 560 Oli, metsi 1080 930 12 217
    17 38CrMoAld 940 Oli, metsi 640 Oli, metsi 980 835 12 229
    930 785 14 229
    18 50CrVA 860 oli 500 Oli, metsi 1 275 1130 10 255
    19 2OCrMn 850 oli 200 Metsi, moea 930 735 10 187
    20 20CrMnSif 880 oli 480 Oli, metsi 785 635 12 207
    21 3OCrMnSif 880 oli 520 Oli, metsi 1080 885 8 229
    980 835 10 229
    22 35CrMnSiA£ 880 oli 230 Metsi, moea 1 620 9 229
    23 20CrMnTie-f 880 870 oli 200 Metsi, moea 1080 835 10 217
    24 30CrMnTie*f 880 850 oli 200 Metsi, moea 1 470 9 229
    25 12CrNi2 860 780 Metsi, oli 200 Metsi, moea 785 590 12 207
    26 12CrNi3 860 780 oli 200 Metsi, moea 930 685 11 217
    27 12Cr2Ni4 860 780 oli 200 Metsi, moea 1080 835 10 269
    28 40CrNiMoA 850 —- oli 600 Metsi, moea 980 835 12 269
    29 45CrNiMoVA 860 - oli 460 oli 1 470 1325 7 269
    a. A lumelloa ho fetola mefuta e fapaneng ya mocheso kalafo mocheso tse thathamisitsoeng tafoleng: quenching ± 15 ℃, tlaase mocheso tempering ± 20 ℃, mocheso mocheso tempering mobu 50 ℃.b. Tekong ea tensile, ho ka nkuoa lisampole tse transverse kapa longitudinal. Ha ho na le ho se lumellane, sampole ea longitudinal e sebelisoa e le motheo oa phehisano.c. Tšepe e nang le boron e ka tloaeleha pele e tima, 'me mocheso o tloaelehileng ha oa lokela ho ba o phahameng ho feta mocheso oa oona oa ho tima.d. Ho tsamaisoa ho latela sete ea data e boletsoeng ke motho ea batlang. Ha motho ea batlang a sa hlalose, ho tsamaisoa ho ka etsoa ho latela data efe kapa efe.e. Ho tima tšepe ea pele ea titanium ka Ming Meng ho ka nkeloa sebaka ke ho tloaeleha.

    f. Ho tima ha Isothermal ho 280 C ~ 320 C.

    g. Tekong ea tensile, haeba Rel e ke ke ea lekanngoa, Rp0.2 e ka lekanyetsoa sebakeng sa Rel.

     

    Tlhokahalo ea Teko

    Sebopeho sa lik'hemik'hale:

    Otlolla,Bothata,Tšonyeho,Squash,Ho Kobeha,Teko ea Ultrasonic,Eddy hajoale,ho lemoha,ho bona ha ho dutla,Mathithi

    Lintlha tsa Sehlahisoa

    Lipeipi tsa Mechini/Motsoako le Monontša


    GB/T 8162-2008


    ASTM A519-2006


    TS EN 10210-1-2006


    ASTM A53/A53M-2012


    GB 9948-2006


    GB 6479-2013


    GB/T 17396-2009

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