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China mtengo wotsika mtengo China Seamless Steel Pipe Hot Wokulungidwa ndi Cold Drawn Alloy Seamless Steel Pipe

China mtengo wotsika mtengo China Seamless Steel Pipe Hot Wokulungidwa ndi Cold Drawn Alloy Seamless Steel Pipe Chithunzi Chowonetsedwa
  • China mtengo wotsika mtengo China Seamless Steel Pipe Hot Wokulungidwa ndi Cold Drawn Alloy Seamless Steel Pipe
  • China mtengo wotsika mtengo China Seamless Steel Pipe Hot Wokulungidwa ndi Cold Drawn Alloy Seamless Steel Pipe
  • China mtengo wotsika mtengo China Seamless Steel Pipe Hot Wokulungidwa ndi Cold Drawn Alloy Seamless Steel Pipe

Kufotokozera Kwachidule:

Machubu achitsulo osasunthika pazolinga zamapangidwe, machubu achitsulo osasunthika azinthu zamakina mu GB/8162-2008 Standard. zinthu zikuphatikizapo apamwamba mpweya zitsulo ndi otsika aloyi zitsulo, monga 10,20,35,45 ndi Q345,Q460,Q490,42CrMo,35CrMo.


  • Malipiro:30% gawo, 70% L / C kapena B / L buku kapena 100% L / C pakuwona
  • Kuchuluka kwa Min.Order:1 pc pa
  • Kupereka Mphamvu:Pachaka 20000 Tons Inventory of Steel Pipe
  • Nthawi yotsogolera:7-14 masiku ngati katundu, 30-45 masiku kupanga
  • Kulongedza:Black Kutha, bevel ndi kapu pa chitoliro chilichonse; OD pansi pa 219mm ayenera kunyamula mu mtolo, ndipo aliyense mtolo osapitirira 2 matani.
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    Tsatanetsatane wa Zamalonda

    Zolemba Zamalonda

    Tadzipereka kupereka mtengo wampikisano, zinthu zapadera ndi mayankho apamwamba kwambiri, komanso kutumiza mwachangu ku China Mtengo Wotsika mtengo China Seamless Steel Pipe Hot Rolled and Cold Drawn Alloy Seamless Steel Pipe, Ndi ulemu wathu waukulu kukwaniritsa zosowa zanu. Tikukhulupirira kuti tikhoza kugwirizana mosavuta ndi inu mkati mozungulira kuthekera.
    Tadzipereka kupereka mtengo wampikisano, zinthu zapadera ndi mayankho apamwamba kwambiri, komanso kutumiza mwachangu kwaChina Seamless Pipe, Chitoliro chachitsulo, chitoliro cha aloyi, M'zaka 11, Tsopano tachita nawo ziwonetsero zoposa 20, timapeza kutamandidwa kwakukulu kuchokera kwa kasitomala aliyense. Kampani yathu yakhala ikupereka "makasitomala poyamba" ndikudzipereka kuthandiza makasitomala kukulitsa bizinesi yawo, kuti akhale Bwana Wamkulu!

    Mwachidule

    Kugwiritsa ntchito

    Amagwiritsidwa Ntchito Kwambiri Kupanga Zitsulo Za Carbon Structural, Alloy Structural Steel ndi makina amakina.

    Main Grade

    Kalasi Ya Carbon Structural Steel: 10,20,35, 45,Q345,Q460,Q490,Q620, Etc

    Gulu la Chitsulo Chachikulu Chazitsulo: 42CrMo, 35CrMo, Etc

    Chigawo cha Chemical

    Gawo lachitsulo

    Mulingo wapamwamba

    Chemical zikuchokera

    C

    Si

    Mn

    P

    S

    Nb

    V

    Ti

    Cr

    Ni

    Cu

    Nd

    Mo

    B

    Als"

    palibe wamkulu kuposa

    osachepera
    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 ndi

    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.Kuphatikiza pa magiredi a Q345A ndi Q345B, chitsulocho chiyenera kukhala ndi chimodzi mwazinthu zambewu zoyengedwa Al, Nb, V, ndi Ti. Malinga ndi zosowa, wogulitsa akhoza kuwonjezera chinthu chimodzi kapena zingapo zoyengedwa bwino. Mtengo wapamwamba udzakhala monga momwe tafotokozera mu tebulo. Zikaphatikizidwa, Nb + V + Ti sizoposa 0.22%b. Kwa magiredi a Q345, Q390, Q420 ndi Q46O, Mo + Cr si wamkulu kuposa 0.30%c. Pamene Cr ndi Ni za kalasi iliyonse zimagwiritsidwa ntchito ngati zinthu zotsalira, zomwe zili mu Cr ndi Ni siziyenera kukhala zazikulu kuposa 0.30%; pamene kuli kofunikira kuwonjezera, zomwe zilimo ziyenera kukwaniritsa zofunikira pa tebulo kapena kutsimikiziridwa ndi wogulitsa ndi wogula kupyolera mu zokambirana.d. Ngati wogulitsa atha kuwonetsetsa kuti nayitrogeni ikukwaniritsa zofunikira patebulo, kusanthula kwa nayitrogeni sikungachitike. Ngati Al, Nb, V, Ti ndi zinthu zina za alloy zomwe zili ndi nitrogen fixation zimawonjezeredwa kuzitsulo, zomwe zili ndi nayitrogeni sizochepa. Zomwe zili ndi nayitrogeni ziyenera kufotokozedwa mu satifiketi yaubwino.

    e. Mukamagwiritsa ntchito aluminiyumu yonse, zotayidwa zonse Alt ≥ 0020%.

    Gulu

    Mpweya wofanana CEV (kagawo kakang'ono) /%

    Makulidwe a khoma mwadzina s≤ 16mm

    Mwadzina khoma makulidwe S2>16 mm〜30 mm

    Mwadzina khoma makulidwe S> ​​30mm

    Hot adagulung'undisa kapena normalized bwinobwino

    Kuchepetsa ＋kukwiya

    Hot adagulung'undisa kapena normalized

    Kuchepetsa ＋kukwiya

    Hot adagulung'undisa kapena normalized

    Kuchepetsa ＋kukwiya
    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

    Mechanical Property

    Makina amtundu wapamwamba kwambiri wa carbon steel structural steel ndi mapaipi achitsulo otsika kwambiri amphamvu kwambiri

    Gulu Mulingo wapamwamba Zokolola Mphamvu Kuchepetsa zokolola mphamvu Elongation pambuyo kusweka Kuyesa kwamphamvu
    Mwadzina khoma makulidwe kutentha Yamwani mphamvu
    <16 mm > 16 mm 〉30 mm
    30 mm
    osachepera osachepera
    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 ku 94. 690 660 620 14 0 55
    D -20 47
    E -40 31

    Zimango katundu aloyi zitsulo mapaipi

    NO Gulu Analimbikitsa kutentha mankhwala ulamuliro Makoma katundu Annealed kapena mkulu kutentha zitsulo chitoliro Chitoliro Kubereka Brinell kuuma HBW
    Kuthetsa (normalizing) Kutentha Yield StrengthMPa Mphamvu Yamphamvu MPa Elongation pambuyo pa kusweka A%
    kutentha Zoziziritsa Kutentha Zoziziritsa
    Choyamba Chachiwiri osachepera palibe wamkulu kuposa
    1 40 mn2 840 Madzi, mafuta 540 Madzi, mafuta 885 735 12 217
    2 45mn2 840 Madzi, mafuta 550 Madzi, mafuta 885 735 10 217
    3 27SiMn 920 Madzi 450 Madzi, mafuta 980 835 12 217
    4 40Mnbc 850 mafuta 500 Madzi, mafuta 980 785 10 207
    5 45Mnbc 840 mafuta 500 Madzi, mafuta 1030 pa 835 9 217
    6 20Mn2bc'f 880 mafuta 200 Madzi, mpweya 980 785 10 187
    7 20 CrdJ 880 800 Madzi, mafuta 200 Madzi, mpweya 835 540 10 179
    785 490 10 179
    8 30Cr 860 mafuta 500 Madzi, mafuta 885 685 11 187
    9 35Kr 860 mafuta 500 Madzi, mafuta 930 735 11 207
    10 40Cr 850 mafuta 520 Madzi, mafuta 980 785 9 207
    11 45Kr 840 mafuta 520 Madzi, mafuta 1030 pa 835 9 217
    12 50Cr 830 mafuta 520 Madzi, mafuta 1080 pa 930 9 229
    13 38CrSi 900 mafuta 600 Madzi, mafuta 980 835 12 255
    14 20CrModJ 880 Madzi, mafuta 500 Madzi, mafuta 885 685 11 197
    845 635 12 197
    15 35CrMo 850 mafuta 550 Madzi, mafuta 980 835 12 229
    16 42CrMo 850 mafuta 560 Madzi, mafuta 1080 pa 930 12 217
    17 38CrMoAld 940 Madzi, mafuta 640 Madzi, mafuta 980 835 12 229
    930 785 14 229
    18 50 CrVA 860 mafuta 500 Madzi, mafuta 1 275 1 130 10 255
    19 2OCrMn 850 mafuta 200 Madzi, mpweya 930 735 10 187
    20 20CrMnSif 880 mafuta 480 Madzi, mafuta 785 635 12 207
    21 3OCrMnSif 880 mafuta 520 Madzi, mafuta 1080 pa 885 8 229
    980 835 10 229
    22 35CrMnSiA£ 880 mafuta 230 Madzi, mpweya 1 620 9 229
    23 20CrMnTie-f 880 870 mafuta 200 Madzi, mpweya 1080 pa 835 10 217
    24 30CrMnTie*f 880 850 mafuta 200 Madzi, mpweya 1 470 9 229
    25 12CrNi2 860 780 Madzi, mafuta 200 Madzi, mpweya 785 590 12 207
    26 12CrNi3 860 780 mafuta 200 Madzi, mpweya 930 685 11 217
    27 12Cr2Ni4 860 780 mafuta 200 Madzi, mpweya 1080 pa 835 10 269
    28 40CrNiMoA 850 —- mafuta 600 Madzi, mpweya 980 835 12 269
    29 45CrNiMoVA 860 - mafuta 460 mafuta 1 470 1 325 7 269
    a. Chololeka kusintha osiyanasiyana kutentha kutentha mankhwala kutchulidwa tebulo: quenching ± 15 ℃, otsika kutentha tempering ± 20 ℃, kutentha kutentha kutentha nthaka 50 ℃.b. Pakuyesa kwamphamvu, zitsanzo zodutsa kapena zazitali zitha kutengedwa. Pakakhala kusagwirizana, chitsanzo chautali chimagwiritsidwa ntchito ngati maziko otsutsana.c. Chitsulo chokhala ndi boron chikhoza kukhazikika chisanazimitsidwe, ndipo kutentha kwa normalizing sikuyenera kukhala kwakukulu kuposa kutentha kwake kozimitsa.

    d. Kutumiza molingana ndi seti ya data yomwe yafotokozedwa ndi wofunsayo. Pamene wofunsayo sanatchule, kubweretsa kungapangidwe malinga ndi deta iliyonse.

    e. Kuzimitsidwa koyamba kwachitsulo cha titaniyamu ndi Ming Meng kungasinthidwe ndikukhazikika.

    f. Kuzimitsa kwa Isothermal pa 280 C ~ 320 C.

    g. Pakuyesa kwamphamvu, ngati Rel sangathe kuyeza, Rp0.2 ikhoza kuyezedwa m'malo mwa Rel.

     

    Chofunikira Choyesa

    Mapangidwe a Chemical:

    Tambasula, Kuuma, Kugwedezeka, Sikwashi, Kupinda, Ultrasonic kuyezetsa, Eddy current, kuzindikira, Kutulukira, Kutuluka, Malavani

    Tsatanetsatane wa Zamalonda

    Mapaipi/Makina & Feteleza


    GB/T 8162-2008


    ASTM A519-2006


    EN 10210-1-2006


    ASTM A53/A53M-2012


    GB 9948-2006


    GB 6479-2013


    GB/T 17396-2009

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