Igwe anaghị agba nchara maka akụrụngwa nhazi fatịlaịza dị elu-GB6479-2013

Nkọwa dị mkpirikpi:

Ọkpụkpụ nchara na-enweghị ntụpọ maka akụrụngwa fatịlaịza dị elu bụ igwe nrụpụta carbon dị elu

naalloy ígwè enweghị nkebi ígwè anwụrụadabaraakụrụngwa kemịkalụ naọkpọkọ.

Ụdị ọkpọkọ ígwè a n'imeGB6479-2013ọkọlọtọ.


Nkọwa ngwaahịa

Q345

Mkpado ngwaahịa

Nchịkọta

Ọkọlọtọ:GB6479-2013

Otu ọkwa: 10,20,Q345B, 12CrMo,12Cr5Mo, wdg

Ụdị ngalaba: Gburugburu

Ebe Mmalite: China

Ọkpụrụkpụ: 1 - 100 mm

Ogologo: Ogologo edobere ma ọ bụ ogologo enweghị usoro

Asambodo: ISO9001:2008

Alloy ma ọ bụ bụghị: Alloy

 

Ọgwụgwọ okpomọkụ: Annealing / normalizing / Tempering

Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm

Ngwa: Ngwa kemịkalụ

Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ

Usoro: Hot Rolled/Oyi sere

Ọkụ Pụrụ Iche: Ọkụ Mgbidi

Ojiji: Ngwa kemịkalụ

Nnwale:UT/ECT

Ngwa

Igwe anaghị agba nchara maka akụrụngwa fatịlaịza dị elu bụ ezigbo carbon structural steel na alloy steel pipe nke dabara adaba maka akụrụngwa kemịkalụ na pipeline.

Isi ọkwa

Ọkwa nke igwe nrụpụta carbon dị elu: 10 #,20#

Ngwakọta kemịkalụ

Akụkụ kemịkalụ/%
NO C Si Mn Cr Mo V W Nb Ni P S
                  ọ bụghị karịa
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
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
Mgbe ọ dị mkpa ịgbakwunye ihe ndị dị mma nke ọka, nchara ga-enwe ma ọ dịkarịa ala otu Al, Nb, V na Ti. A ga-egosipụta ihe ndị dị mma agbakwunyere na akwụkwọ mma. Ọdịnaya nke ngwaahịa ekwesịghị ịbụ ihe karịrị 0.20%
Ọdịnaya BAl na ígwè agaghị abụ ihe na-erughị 0.020%, ma ọ bụ ọdịnaya ala na ígwè agaghị abụ ihe na-erughị 0.015%

Ngwongwo igwe

Ọkwa Ngwongwo igwe
Mgbatị Mmụba Na-agbatị mgbe agbajiri agbaji A/% Mbelata mpaghara Ike mmịkọ ụja
MPa MPa Z/% (KV2)/J
  Igwe tube mgbidi ọkpụrụkpụ / mm   Nwalee okpomọkụ/℃ Eserese transver
  W16 > 16-40 >40 Eserese transver  
  ọ bụghị ihe na-erughị ọ bụghị ihe na-erughị
10 335-490 205 195 185 24 22 -
20 410-550 245 235 225 24 22 0 40 27
Q345B 490-670 345 335 325 21 19 20 40 27
Q345C 490-670 345 335 325 21 19 0 40 27
Q345D 490-670 345 335 325 21 19 -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 20 40 27
12Cr2Moa 450-60. 280 20 18 20 40 27
12Cr5Mo 390-590 195 185 175 22 20 20 40 27
lOMoWVNb 470-670 295 285 275 19 17 20 40 27
12SiMoVNb 2470 315 305 295 19 17 50 20 40 27
A 12Cr2Mo ọkpọkọ, Mgbe D <30 mm na SW3 mm, ala mkpụrụ ike ma ọ bụ kpọmkwem plastic ndọtị ike nwere ike ibelata 10 MPa.

Achọrọ nnwale

Na mgbakwunye na ịgba mbọ hụ na ihe mejupụtara kemịkalụ na akụrụngwa arụ ọrụ, ọkpọkọ nchara nke akpọrepu ozugbo site na ingot ga-adị n'okpuru nyocha ike dị ala, yana enwere ike iji nyocha nke ugbu a ma ọ bụ nyocha ndọta magnetik kama nnwale hydraulic.

Ikike inye

Tọn 2000 kwa ọnwa kwa ọkwa nke tubes nchara enweghị nkebi maka nrụgide dị elu

chemical fatịlaịza nhazi equipments.

Nkwakọ ngwaahịa

Na ngwugwu na igbe osisi siri ike

Nnyefe

7-14 ụbọchị ma ọ bụrụ na ngwaahịa, 30-45 ụbọchị na-emepụta

Ịkwụ ụgwọ

30% nkwụnye ego, 70% L / C ma ọ bụ B / L oyiri ma ọ bụ 100% L / C na anya

Nkọwa ngwaahịa


  • Nke gara aga:
  • Osote:

  • Ngwakọta kemịkalụ

    Akụkụ kemịkalụ/%
    NO C Si Mn Cr Mo V W Nb Ni P S
                      Ọ dịghị karịa
    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
    Mgbe ọ dị mkpa ịgbakwunye ezigbo ọka, igwe ahụ ga-enwe ma ọ dịkarịa ala otu Al, Nb, V na Ti. A ga-egosipụta ihe ndị dị mma agbakwunyere na asambodo ogo. Ọdịnaya Ti agaghị agafe 0.20%
    Ọdịnaya BAl dị na igwe agaghị abụ ihe na-erughị 0.020%, ma ọ bụ ọdịnaya Ala na ígwè agaghị adị ala karịa 0.015%

    Ngwongwo igwe

    Ọkwa Ngwongwo igwe
    Mgbatị Mmụba Elong Mgbe Ọkpụkpụ A/% Mbelata Mpaghara Ike absorption nke Shork
    MPa MPa Z/% (KV2)/J
      Mgbidi Steel Tube Ọkpụrụkpụ/Mm   Nwalee okpomọkụ/℃ Eserese ntụgharị
      W16 > 16-40 >40 Eserese ntụgharị  
      Ọ bụghị ihe na-erughị Ọ bụghị ihe na-erughị
    Q345B 490-670 345 335 325 21 19 20 40 27
    Q345C 490-670 345 335 325 21 19 0 40 27
    Q345D 490-670 345 335 325 21 19 -20 40 27
    Q345E 490-670 345 335 325 21 19 - -40 40 27
    A 12Cr2Mo Pipe, Mgbe D <30 mm na SW3 mm, The Lower Mpụta Ike ma ọ bụ kpọmkwem Plastic ndọtị ike nwere ike ibelata site 10 MPa.

    Achọrọ nnwale

    Na mgbakwunye iji hụ na ihe mejupụtara kemịkalụ na ihe arụrụ arụ, igwe anwụrụ ọkụ nke Ingot tụgharịrị ga-abụ isiokwu T.

    Dee ozi gị ebe a ziga anyị ya