Q345 ASMGr.50 ISOE355CC JISSN400 obere alloy elu ike structural enweghị nkebi ígwè anwụrụ

Q345 ASMGr.50 ISOE355CC JISSN400 obere alloy elu ike structural enweghị nkebi nchara anwụrụ Apụtara Image

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Q345 ọkpọkọ enweghị nkebi bụ nke ala alloy usoro – obere alloy elu ike structural ígwè (GB / t1591-1994).Q345A, B, C, D na E bụ akara ule ndị nnọchianya nke ụdị ígwè a.E jiri ya tụnyere carbon structural steel, Q345A nwere uru nke ike dị elu, ezigbo arụmọrụ zuru oke, ogologo ndụ ọrụ, ngwa ngwa ngwa na dịtụ akụ na ụba.A na-ejikarị ya eme ihe na àkwà mmiri, ụgbọ mmiri, ọkụ ọkụ, ụgbọ ala na ihe owuwu ụlọ dị mkpa.

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Q345 bụ ụdị nchara dị ala nke nwere ezigbo ihe eji arụ ọrụ zuru oke, ihe ndị dị ala, ezigbo plasticity na weldability.A na-eji ya maka ọkara na obere nrụgide arịa, tank mmanụ, ụgbọ ala, cranes, igwe Ngwuputa, ike ọdụ, àkwà mmiri na ihe ndị ọzọ, n'ibu akụkụ, ụlọ owuwu na n'ozuzu metal owuwu n'okpuru ike ibu.Q345A, Q345B, Q345C, Q345D, Q345E.Isi ihe kpatara ya bụ na mmetụta okpomọkụ dị iche iche.Q345A larịị, ọ bụghị ime mmetụta;Q345B, 20 ℃ mmetụta na ụlọ okpomọkụ;Q345C, mmetụta ogo 0;Q345D bụ - mmetụta ogo 20;Q345E bụ - 40 ogo mmetụta.Na mmetụta okpomọkụ dị iche iche, uru mmetụta dị iche.Na efere, ọ bụ nke ala alloy usoro.N'ihe dị ala ala, ihe a bụ ihe a na-ahụkarị.A na-akpọbu Q345 16Mn.N'ihi mmejuputa nke ọkọlọtọ, a na-ekwe ka ụdị efere ígwè a na-enyefe ya na ndidi na-adịghị mma.

Usoro ngwaahịa

guzoro ọtọ	GB ASTM ISOJIS DIN
Ọkwa ọkpọkọ ígwè	Q345 16MN E355CC E355M Gr.50 SN400 S355JR
Ogologo	na-ekpo ọkụ akpọrepu (extrued na gbasaa):3-12m
Dayameta dị n'èzí	na-ekpo ọkụ akpọrepu: 32-756mm
mgbidi ọkpụrụkpụ	2.5-100 mm
Ọrụ nhazi	Ịcha ma ọ bụ dị ka onye ahịa chọrọ
Nkọwa nkwakọ ngwaahịa	Mkpọkọ efu / akpa osisi / akwa mkpuchi mmiri
Usoro nke ịkwụ ụgwọ	T/TL/C na anya
20 ụkwụ akpa nwere akụkụ	Ogologo n'okpuru 6000mm
40 ụkwụ akpa nwere akụkụ	Ogologo n'okpuru 12000mm
Ihe atụ	A na-enye ihe nlele efu mana onye na-azụ ya na-akwụ ụgwọ ibu
Obere usoro	1 Tọn

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Ụlọ ọrụ anyị nwere ọnụ ọgụgụ buru ibu nke ngwa ahịa, nwere ike gboo mkpa gị n'oge.

nye ozi dị mkpa n'oge dị ka onye ahịa chọrọ iji hụ na ọnụọgụ na ịdị mma nke ngwaahịa.

Na-adabere n'ahịa nchara kachasị ukwuu nke obodo, otu nkwụsị na ngwaahịa niile ịchọrọ iji chekwaa ego maka gị.

Ngwakọta kemịkalụ

Q345A: C≤0.20, Mn ≤1.70, Si≤0.50, P≤0.035, S≤0.035;

Q345B: C≤0.20, Mn ≤1.70, Si≤0.50, P≤0.035, S≤0.035;

Q345C: C≤0.20, Mn ≤1.70, Si≤0.50, P≤0.030, S≤0.030, Al≥0.015；

Q345D: C≤0.18, Mn ≤1.70, Si≤0.50, P≤0.030, S≤0.025, Al≥0.015；

Q345E: C≤0.18, Mn ≤1.70, Si≤0.50, P≤0.025, S≤0.020, Al≥0.015；

Q345A, B, C, D, E均含Nb≤0.07, V≤0.15, Ti≤0.20, Cr≤0.30, Ni≤0.012, Mo≤0.10.

Ngwa ngwaahịa

Q345 bụ ụdị alloy dị ala nke nwere ezigbo akụrụngwa akụrụngwa zuru oke, akụrụngwa okpomọkụ dị ala, ezigbo plasticity na weldability.A na-eji maka ọkara na obere nrụgide arịa, tank mmanụ, ụgbọ ala, cranes, Ngwuputa ígwè, ike ọdụ, àkwà mmiri na ndị ọzọ na owuwu, n'ibu akụkụ, ụlọ owuwu na n'ozuzu metal structural akụkụ n'okpuru ike ibu ibu.