Shandong Weichuan Metal Prodducts Co., Ltd.

Q345C tlaase mocheso tšepe phala 'nete sebaka

Tlhaloso e Khutšoanyane:

Q345C pipe ea tšepe e se nang seamless e bapisoa le Q345A le B. Teko ea mocheso o tlase o na le mocheso o tlase le ts'ebetso e ntle. Karolelano ea P le s e nang le lisebelisoa tse kotsi ho Q345A, Phapang lipakeng tsa Q345A, Q345B le Q345C


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Lenane la tšebetso ea mechini (%)

Botenya ba lebota la mm elongation δ 5 ≥%% yield strength δ S (MPA ≥) mocheso oa teko ℃

Q345A ≤ 16 21 345 ha e hlokehe

Q345B ≤16 21 345 20

Q345C 16-35 22 ≥325 0

Q345C low temperature seamless steel pipe manufacturer's warranty

Sebopeho sa lik'hemik'hale

Sehlopha sa C Mn PSV NB Al Ti

Q345A ≤0.20 ≤0.55 ≤1.70 ≤0.045 ≤0.045 0.02-0.15 0.015-0.060 0.02-0.20

Q345B ≤0.20 ≤0.55 ≤1.70 ≤0.040 ≤0.040 0.02-0.15 0.015-0.060 0.02-0.20

Q345C ≤0.20 ≤0.55 ≤1.70 ≤0.035 ≤0.035 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20

Haholo-holo ka lebaka la likahare tse fapaneng tsa khabone le manganese:

Q235-A

Likahare tsa carbon C: 0,14 ~ 0,22; Mon: 0,30 ~ 0,65;

Q235-B

Likahare tsa carbon C: 0,12 ~ 0,20; Mon: 0,30 ~ 0,70;

E sebelisoa ho likarolo tsa carburized kapa cyanide tse nang le litlhoko tse tlase tsa matla a mantlha, joalo ka molamu oa ho hula, molamu o hokahanyang, hook, bolt, shaft le weldment.

Ho lokela ho ba le lithibelo mochesong!

Haholo-holo Q345E. Mashome a likhato ka tlase ho zero.

Ho phaella moo, ha ho bapisoa le maemo a khale, tlhokahalo e hlakileng ka ho fetisisa ea tekanyetso e ncha ke ho fetola Mn content ka tšepe ho tloha 1.0-1.60 ho ≤ 1.70, le ho hlakola moeli oa bonyane oa boleng ba ≥ 1.0.

Q345C phala ea tšepe ke e 'ngoe ea lisebelisoa tsa phala ea tšepe.

Q345A, Q345B, Q345C, Q345D le Q345E ke limaraka tsa boleng. Li eketseha ho tloha ho a ho ea ho e, haholo-holo ka lebaka la phapang ea mocheso oa tšusumetso o bakoang ke likahare tse sa tšoaneng tsa likaroloana tse nyenyane tse kang phosphorus le sebabole, e leng se emelang phapang ea mocheso oa tšusumetso le thepa ea mochine oa phala ea lik'hemik'hale.

Q345A, ha ho na tšusumetso; Q345B, 20 ° tšusumetso e tloaelehileng ea mocheso; Q345C, tšusumetso ea 0 degree; Q345D, ke - 20 degree tshusumetso; Q345E ke - 40 degree tšusumetso. Lithempereichara tse fapaneng tsa tšusumetso, boleng ba tšusumetso le bona bo fapane.

Q matla a tlhahiso ha a tlase ho 345mp, mme boemo ba boleng bo bontša hore bo na le likarolo tse sa hloekang (khabone, manganese, silicon, sebabole le phosphorus). Na palo ea litšila (elemente) ka tšepe. Hamorao A, B, C le D, ho fokotsa litšila

Q345A e na le phosphorus le sebabole ka tlase ho kapa ho lekana le 0.045%

Q345B e na le phosphorus le sebabole ka tlase ho kapa ho lekana le 0.040%

Q345C e na le phosphorus le sebabole ka tlase ho kapa ho lekana le 0.035%

Q345D e na le phosphorus le sebabole ka tlase ho kapa ho lekana le 0.030%

Q345E e na le phosphorus le sebabole ka tlase ho kapa ho lekana le 0.025%

Ha litšila tsa phosphorus le sebabole li ntse li le ngata ka har'a tšepe, matla a ts'usumetso a mpe le ho feta

Q345A

Q345B Akv e seng ka tlase ho 34 ho 20 ℃

Ho Q345C 0 ℃, Akv ha e na ho ba ka tlase ho 34

Q345D - Akv e seng ka tlase ho 34 ho 20 ℃

Ho Q345E - 40 ℃, Akv ha e ka tlase ho 27

Lebaka la ho qetela ke hore ho fokotseha ha litšila tsa P le s ka tšepe ho khothalletsa ntlafatso ea matla a ts'ebetso mocheso o tlaase. E 'ngoe ke metsoako ea lik'hemik'hale ea Q345' me e 'ngoe ke thepa ea mochine ea Q345

Sebopeho sa lik'hemik'hale tse khethehileng tsa Q345C

C≤0.2%,Mn 1.0-1.6%

Ke ≤0.55%,

S ≤0.35%,

P ≤0.35%,

V 0.02-0.15%,

Nb 0.015-0.06%,

Ti 0.02-0.2%,

AL ≥0.015%

Thepa ea mochini ke:

Matla a tlhahiso: ≥ 345mpa (botenya bo ka tlase ho 16mm)

Tensile matla: 470-630mpa

Elongation: 22%

Matla a amang: ≥ 34j (tekanyo ea mocheso 0 °)

Teko ea bend ea 180 °:

D = 2A (botenya bo ka tlase ho 16mm)

Thepa ea mochine ke

Matla a tlhahiso: ≥ 345mpa (botenya bo ka tlase ho 16mm)

Tensile matla: 470-630mpa

Elongation: 22%

Matla a amang: ≥ 34j (tekanyo ea mocheso 0 °)

Teko ea bend ea 180 °:

D = 2A (botenya bo ka tlase ho 16mm)


  • E fetileng:
  • E 'ngoe:

  • Lihlahisoa tse Amanang