Iityhubhu zentsimbi ezingenamthungo zezixhobo zokucubungula isichumiso seekhemikhali ezinoxinzelelo oluphezulu-GB6479-2013

Inkcazo emfutshane:

Umbhobho wentsimbi engenamthungo wezixhobo zesichumiso esinoxinzelelo oluphezulu yintsimbi yesakhiwo yekhabhoni esemgangathweni ophezulu

kwayeumbhobho wentsimbi engenamthungo yentsimbi ye-alloyifanelekile kwiizixhobo zeekhemikhali kunyeumbhobho.

Olu hlobo lombhobho wentsimbi ngaphakathiGB6479-2013umgangatho.


Iinkcukacha zeMveliso

Q345

Iithegi zeMveliso

Isishwankathelo

Umgangatho:GB6479-2013

Iqela leBanga: 10、20、Q345B、12CrMo、12Cr5Mo,Njl.

Imilo yeCandelo: Ijikelezile

Indawo Yokuqala: eTshayina

Ubukhulu: 1 - 100 mm

Ubude: Ubude obuzinzileyo okanye Ubude obungacwangciswanga

Isiqinisekiso: ISO9001:2008

I-Alloy okanye Hayi: I-Alloy

 

Unyango lobushushu: Ukunciphisa/ukulungisa/ukulungisa

Ububanzi obungaphandle (Umjikelo): 10 - 1000 mm

Isicelo: Izixhobo zekhemikhali

Unyango Lomphezulu: Njengoko Imfuneko Yomthengi

Indlela yokusebenza: Ishushu iqengqelwe/itsaliwe kubanda

Umbhobho oKhethekileyo: Umbhobho wodonga oThixekileyo

Ukusetyenziswa: Izixhobo zekhemikhali

Uvavanyo: UT/ECT

Isicelo

Umbhobho wentsimbi engenamthungo wezixhobo zesichumiso esinoxinzelelo oluphezulu ngumbhobho wentsimbi yesinyithi esakhiwe ngekhabhoni esemgangathweni ophezulu kunye nentsimbi ye-alloy yentsimbi engenamthungo efanelekileyo kwizixhobo zeekhemikhali kunye nemibhobho.

Ibanga eliPhambili

Ibanga lesinyithi sekhabhoni esisemgangathweni ophezulu: 10#、20#

Icandelo leKhemikhali

Icandelo leKhemikhali/%
NO C Si Mn Cr Mo V W Nb Ni P S
                  akukho ngaphezulu
10 0. 07-0. 13 0. 17 -0. 37 0.35 -0. 65 - - - - - - 0.025 0.015
20 0. 17 -0. 23 0.17 -0. 37 0. 35-0.65 - - - - - - 0.025 0.015
Q345Ba 0. 12 -0. 20 0.20-0. 50 1.20-1.70 <0. 30 <0. 10 mis - <0.07 W0. 50 0.025 0.015
Q345C" 0. 12 -0. 20 0.20 -0. 50 1.20 -1. 70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
Q345D" 0. 12 -0. 18 0.20 -0. 50 1. 20~1.70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0. 025 0.015
Q345Ea*b 0. 12 -0. 18 0. 20-0. 50 1. 20 -1.70 W0. 30 <0. 10 <0. 15 - <0.07 <0. 50 0. 025 0.01
12CrMo 0. 08-0. 15 0.17 -0. 37 0. 40-0. 70 0. 40-0. 70 0. 40-0. 55 - - - - 0. 025 0.015
15CrMo 0. 12 -0. 18 0. 17 -0. 37 0. 40-0. 70 0. 80-1. 10 0. 40-0.55 - - - - 0. 025 0. 015
12Cr2Mo 0. 08-0. 15 <0. 50 0. 40-0.6 2.00-2. 50 0. 90-1. 13 - - - - 0.025 0. 015
12Cr5Mo <0. 15 <0.50 <0. 60 4. 00-6.00 0. 40-0. 60 - - - <0. 60 0. 025 0. 015
i-lOMoWVNb 0. 07-0. 13 0. 50-0.8 0. 50-0.8 - 0. 60-0. 90 0. 30-0. 50 0. 50-0. 90 0. 06-0. 12 - 0.025 0.015
12SiMoVNb 0.08 -0. 14 0.50 -0.8 0. 60-0. 90 - 0. 90-1. 10 0. 30-0. 50 - 0. 04-0.08 - 0.025 0.015
Xa kufuneka kongezwe izinto zengqolowa entle, intsimbi kufuneka iqulathe ubuncinane enye ye-Al, Nb, V kunye ne-Ti. Izinto zengqolowa entle ezongeziweyo maziboniswe kwisatifikethi somgangatho. Umxholo we-Ti awufanele ube ngaphezulu kwe-0.20%
Umxholo we-BAL kwintsimbi akufuneki ube ngaphantsi kwe-0.020%, okanye umxholo we-ala kwintsimbi akufuneki ube ngaphantsi kwe-0.015%

Ipropati yoomatshini

Ibanga Ipropati yoomatshini
Ukutsalwa Yima kancinci Ixesha elide emva kokuqhekeka kwe-A/% Ukunciphisa indawo Amandla okufunxa amafutshane
I-MPa I-MPa Z/% (KV2)/J
  Ubukhulu bodonga lwetyhubhu yentsimbi/mm   Ubushushu bovavanyo/℃ umfanekiso umtshintshi
  W16 >16 — 40 >40 umfanekiso umtshintshi  
  kungabi ngaphantsi kwe kungabi ngaphantsi kwe
10 335〜490 205 195 185 24 22 一 一 — 一
20 410〜550 245 235 225 24 22 一 0 40 27
Q345B 490〜670 345 335 325 21 19 一 20 40 27
Q345C 490〜670 345 335 325 21 19 一 0 40 27
Q345D 490〜670 345 335 325 21 19 一 -20 40 27
Q345E 490〜670 345 335 325 21 19 — -40 40 27
12CrMo 410~560 205 195 185 21 19 — 20 40 27
15CrMo 440〜640 295 285 275 21 19 一 20 40 27
12Cr2Moa 450〜60。 280 20 18 一 20 40 27
12Cr5Mo 390〜590 195 185 175 22 20 一 20 40 27
i-lOMoWVNb 470〜670 295 285 275 19 17 一 20 40 27
12SiMoVNb 2470 315 305 295 19 17 50 20 40 27
Umbhobho we-12Cr2Mo,Xa i-D<30 mm kunye ne-SW3 mm,amandla emveliso ephantsi okanye amandla okwandiswa kweplastiki athile anokuncitshiswa nge-10 MPa.

Imfuneko yoVavanyo

Ukongeza ekuqinisekiseni ukwakheka kweekhemikhali kunye neempawu zoomatshini, umbhobho wentsimbi oqengqeleke ngqo yi-ingot kufuneka uhlolwe ngamandla aphantsi, kwaye ukuhlolwa kwe-eddy current okanye ukuhlolwa kokuvuza kwe-magnetic flux kungasetyenziswa endaweni yovavanyo lwe-hydraulic.

Amandla okubonelela

Iitoni ezingama-2000 ngenyanga ngeGrade nganye yeetyhubhu zentsimbi ezingenamthungo zoxinzelelo oluphezulu

izixhobo zokucubungula izichumiso zeekhemikhali.

Ukupakisha

Kwiibhanti nakwibhokisi yomthi eqinileyo

Ukuhanjiswa

Iintsuku eziyi-7-14 ukuba zikhona esitokhweni, iintsuku ezingama-30-45 zokuvelisa

Intlawulo

Idiphozithi engama-30%, ikopi engama-70% ye-L/C okanye ye-B/L okanye i-100% ye-L/C xa ibonwa

Iinkcukacha zeMveliso


  • Ngaphambili:
  • Okulandelayo:

  • Icandelo leKhemikhali

    Icandelo leKhemikhali/%
    NO C Si Mn Cr Mo V W Nb Ni P S
                      Akukho Ngaphezulu
    Q345Ba 0. 12 -0. 20 0.20-0. 50 1.20-1.70 <0. 30 <0. 10 UNksk - <0.07 W0. 50 0.025 0.015
    Q345C” 0. 12 -0. 20 0.20 -0. 50 1.20 -1. 70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0.025 0.015
    Q345D” 0. 12 -0. 18 0.20 -0. 50 1. 20~1.70 W0. 30 <0. 10 <0. 15 - W0.07 <0. 50 0. 025 0.015
    Q345Ea*B 0. 12 -0. 18 0. 20-0. 50 1. 20 -1.70 W0. 30 <0. 10 <0. 15 - <0.07 <0. 50 0. 025 0.01
    Xa kuyimfuneko ukongeza izinto zengqolowa ecocekileyo, intsimbi kufuneka ibe ne-Al, Nb, V kunye ne-Ti ubuncinane enye. Izinto zengqolowa ecocekileyo ezongezelelweyo maziboniswe kwiSatifikethi soMgangatho. Umxholo we-Ti mawungabi ngaphezu kwe-0.20%
    Umxholo we-BAL kwiNtsimbi awufanele ube ngaphantsi kwe-0.020%, okanye umxholo we-Ala kwiNtsimbi awufanele ube ngaphantsi kwe-0.015%

    Ipropati yoomatshini

    Ibanga Ipropati yoomatshini
    Ukutsalwa Yima kancinci Ixesha elide emva kokwaphuka kwe-A/% Ukunciphisa Indawo Amandla okufunxa amafutshane
    I-MPa I-MPa Z/% (KV2)/J
      Ubukhulu bodonga lweTshubhu yentsimbi/mm   Ubushushu bovavanyo/℃ Umfanekiso I-Transver
      W16 >16 — 40 >40 Umfanekiso I-Transver  
      Hayi Ngaphantsi Kwe Hayi Ngaphantsi Kwe
    Q345B 490〜670 345 335 325 21 19 一 20 40 27
    Q345C 490〜670 345 335 325 21 19 一 0 40 27
    Q345D 490〜670 345 335 325 21 19 一 -20 40 27
    Q345E 490〜670 345 335 325 21 19 — -40 40 27
    Umbhobho we-12Cr2Mo,Xa i-D<30 Mm kunye ne-SW3 Mm,Amandla e-Lower Veeth okanye Amandla e-Extension ePlastiki acacisiweyo angancitshiswa yi-10 MPa.

    Imfuneko yoVavanyo

    Ukongeza ekuqinisekiseni ukwakheka kweekhemikhali kunye neepropati zoomatshini, umbhobho wentsimbi oqengqeleka ngqo yi-Ingot uza kuba phantsi koMthetho.

    Bhala umyalezo wakho apha uze uwuthumele kuthi