1. Nhazi nke efere ígwè (gụnyere nchara nchara):
1. Nhazi site na ọkpụrụkpụ: (1) efere dị mkpa (2) efere ọkara (3) efere gbara ọkpụrụkpụ (4) efere dị oke ibu
2. Nhazi site na usoro mmepụta: (1) Mpempe akwụkwọ nchara na-ekpo ọkụ (2) Mpempe akwụkwọ nchara oyi.
3. Nhazi site na njirimara elu: (1) Mpempe akwụkwọ galvanized (ọkụ na-ekpo ọkụ galvanized mpempe akwụkwọ, electro-galvanized mpempe akwụkwọ) (2) Tin-plated mpempe akwụkwọ (3) ngwakọta ígwè mpempe akwụkwọ (4) Agba mkpuchi ígwè mpempe akwụkwọ.
4. Nhazi site na iji: (1) Bridge steel plate (2) Igwe ọkụ ọkụ (3) Ụgbọ mmiri na-arụ ọrụ ígwè (4) Armor steel plate (5) Ụgbọ ala ígwè efere (6) Ngwongwo nchara (7) Ụdị ígwè ígwè (8) ) Efere igwe eletriki igwe (silicon steel sheet) (9) efere mmiri mmiri (10) Ndị ọzọ
2. Hot Rolling: pickling eriri igwe, na-ekpo ọkụ-akpọrepu eriri igwe, structural ígwè efere, ụgbọ ala ígwè efere, shipbuilding ígwè efere, àkwà mmiri ígwè efere, ji esi mmiri ọkụ ígwè efere, akpa ígwè efere, corrosion na-eguzogide efere, okpomọkụ na-anọchi obi jụrụ, Baosteel obosara na nnukwu efere, ígwè na-eguzogide ọkụ na ihu igwe na-eguzogide
3. Ntugharị oyi: eriri igwe siri ike, igwe oyi na-atụ oyi, mpempe akwụkwọ electro-galvanized, mpempe akwụkwọ galvanized na-ekpo ọkụ, mpempe akwụkwọ galvanized, eriri agba agba, mkpuchi mkpuchi tin, igwe eletrik Baosteel, mpempe akwụkwọ nchara mejupụtara, oyi na-atụ. ígwè warara, akwụkwọ aluminiized, GB na-ekpo ọkụ-mikpu galvanized mpempe akwụkwọ, galvanized agba Paint Agba kaadị GB tin-plated WISCO silicon ígwè
4. Na-esi efere ígwè na-egbu nchara efere: 1. esi nchara efere bụ a na-ekpo ọkụ akpọrepu ígwè efere nke nkịtị carbon structural ígwè esi nchara.Nchara na-esi esi bụ ụdị nchara nke nwere deoxidation na-ezughị ezu.Naanị ụfọdụ ego deoxidizer adịghị ike ka a na-eji deoxidize nchara a wụrụ awụ.Ọdịnaya ikuku oxygen nke nchara a wụrụ awụ dị oke elu., ya mere aha nke igwe na-esi ísì.Nchara na-esi esi nwere obere carbon, na ebe ọ bụ na ferrosilicon adịghị deoxidized, ọdịnaya silicon dị na ígwè dịkwa ala (Si <0.07%).Mpụta oyi akwa nke esi nchara na-crystalized n'okpuru ọnọdụ nke siri ike akpali akpali nke a wụrụ awụ ígwè mere site esi esi, otú ahụ oyi akwa dị ọcha na ok, na ezi elu àgwà, ezi plasticity na punching arụmọrụ, ọ dịghị nnukwu lekwasị shrinkage oghere, ebipụ nsọtụ.obere, mkpụrụ dị elu, na usoro mmepụta nke nchara na-esi ísì dị mfe, oriri nke ferroalloy dị ntakịrị, na ọnụ ahịa ígwè dị ala.A na-eji efere ígwè na-esi esi esi eme ihe n'ọtụtụ ebe na-emepụta akụkụ stamping dị iche iche, ihe owuwu na ụlọ ọrụ injinịa na ụfọdụ akụkụ nhazi igwe na-adịchaghị mkpa.Otú ọ dị, e nwere ọtụtụ adịghị ọcha na isi nke nchara na-esi ísì ụtọ, nkewa ahụ dị njọ, usoro ahụ adịghị oke, na ihe ndị na-emepụta ihe na-adịghị edozi.N'otu oge ahụ, n'ihi nnukwu gas dị na ígwè ahụ, ihe siri ike dị ala, oyi na-atụ oyi na ịka nká dị elu, na ịrụ ọrụ ịgbado ọkụ adịghịkwa mma.Ya mere, efere ígwè na-esi ísì adịghị adabara maka ịmepụta ihe ndị a na-agbanye na ihe ndị ọzọ dị mkpa nke a na-enwe mmetụta dị ukwuu ma na-arụ ọrụ n'okpuru ọnọdụ okpomọkụ dị ala.2. Egburu ígwè efere bụ a ígwè efere mere nke nkịtị carbon structural ígwè gburu ígwè site na-ekpo ọkụ Rolling.Egburu ígwè bụ kpamkpam deoxidized ígwè.A na-eji ferromanganese, ferrosilicon na aluminom mebie nchara a wụrụ awụ n'ụzọ zuru oke tupu wụsa ya.Ọdịnaya ikuku oxygen nke nchara a wụrụ awụ dị ala (na-abụkarị 0.002-0.003%), nchara a wụrụ awụ na-adịkwa jụụ n'ụdị ebu.Ọ dịghị ihe na-esi ísì ụtọ na-eme, ya mere aha ígwè e gburu egbu.N'okpuru ọnọdụ ọrụ nkịtị, ọ dịghị egosipụta na ígwè e gburu egbu, na ihe owuwu ahụ bụ otu na oke;n'ihi obere ikuku oxygen, ígwè ahụ nwere obere oxide inclusions, ịdị ọcha dị elu, na obere oyi na-agbaji na ọdịdị ịka nká;n'otu oge ahụ, ígwè e gburu egbu nwere obere nkewa, Arụmọrụ ahụ bụ otu na àgwà dị elu.Ọdịmma nke ígwè egburu bụ na ọ gbadoro anya n'oghere shrinkage, mkpụrụ dị ala na ọnụ ahịa dị elu.Ya mere, a na-eji ígwè egburu egbu eme ihe maka ihe ndị na-emetụta na obere okpomọkụ, ihe ndị a na-agbanye na ihe ndị ọzọ na-achọ ike dị elu.A na-egbu efere ígwè dị ala na-egbu ígwè na ihe ndị na-egbu egbu.N'ihi ike ya dị elu na arụmọrụ dị elu, ọ nwere ike ịchekwa ọtụtụ ígwè ma belata ibu nke ihe owuwu ahụ, ngwa ya aghọwokwa ọtụtụ ihe.5. Elu carbon structural efere efere: High-edu carbon structural ígwè bụ carbon ígwè na a carbon ọdịnaya nke na-erughị 0,8%.Nchara a nwere obere sọlfọ, phosphorus na ihe ndị na-abụghị ọla karịa nchara arụrụ arụrụ arụ, ma nwee ezigbo ihe eji arụ ọrụ..Enwere ike kewaa nchara nhazi carbon dị elu n'ụdị atọ dịka ọdịnaya carbon: obere carbon steel (C≤0.25%), ọkara carbon steel (C bụ 0.25-0.6%) na nnukwu carbon ígwè (C> 0.6%).A na-ekewa carbon structural ígwè dị elu n'ime ìgwè abụọ dịka ọdịnaya manganese dị iche iche: ọdịnaya manganese nkịtị (manganese 0.25% -0.8%) na ọdịnaya manganese dị elu (manganese 0.70% -1.20%), nke ikpeazụ nwere ihe ndị ka mma.arụmọrụ na nhazi usoro.1. A na-eji mpempe akwụkwọ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-eme ka carbon structural ígwè dị elu na mpempe akwụkwọ na mpempe akwụkwọ na-eji ụgbọ ala, ụlọ ọrụ ụgbọ elu na mpaghara ndị ọzọ.
Akara ule nke igwe ya bụ igwe na-esi esi: 08F, 10F, 15F;gburu ígwè: 08, 08AL, 10, 15, 20, 25, 30, 35, 40, 45, 50. 25 na n'okpuru bụ ala-carbon ígwè efere, 30 na N'elu 30 bụ ọkara carbon ígwè efere.2. High-quality carbon structural steel na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-eme ka ọkpụkpụ ígwè dị iche iche na-arụ ọrụ dị iche iche.
Ogo nchara ya bụ obere carbon ígwè gụnyere: 05F, 08F, 08, 10F, 10, 15F, 15, 20F, 20, 25, 20Mn, 25Mn, wdg;ọkara carbon ígwè gụnyere: 30, 35, 40, 45, 50, 55, 60, 30Mn, 40Mn, 50Mn, 60Mn, wdg;
Igwe carbon dị elu gụnyere: 65, 70, 65Mn, wdg.
6. Special structural efere ígwè:
1. Efere ígwè maka ụgbọ mmiri nrụgide: A na-egosi ya site na isi obodo R na njedebe nke ọkwa, na ọkwa nwere ike igosipụta site na mkpụrụ mkpụrụ ma ọ bụ ọdịnaya carbon ma ọ bụ ihe ntinye.Dị ka: Q345R, Q345 bụ ebe mkpụrụ.Ọmụmaatụ ọzọ: 20R, 16MnR, 15MnVR, 15MnVNR, 8MnMoNbR, MnNiMoNbR, 15CrMoR, wdg bụ ihe niile na-anọchi anya ọdịnaya carbon ma ọ bụ alloying.
2. Ngwongwo ígwè maka ịgbado ọkụ gas cylinders: jiri HP uppercase na njedebe nke ọkwa, na ọkwa nwere ike na-egosipụta site na mkpụrụ ebe, dị ka: Q295HP, Q345HP;Enwere ike igosipụta ya site na iji ihe ndị na-emepụta ihe dịka: 16MnREHP.
3. Efere ígwè maka ndị na-ekpo ọkụ: jiri obere g na njedebe nke ọkwa.Enwere ike igosipụta ọkwa ya site na ntinye mkpụrụ, dịka: Q390g;enwere ike igosipụta ya site na ọdịnaya carbon ma ọ bụ mmewere alloying, dị ka 20g, 22Mng, 15CrMog, 16Mng, 19Mng, 13MnNiCrMoNbg, 12Cr1MoVg, wdg.
4. Efere ígwè maka àkwà mmiri: jiri obere obere q na njedebe nke ọkwa, dị ka Q420q, 16Mnq, 14MnNbq, wdg 5. Steel plate for automobile frame: A na-egosi ya site na isi obodo L na njedebe nke ọkwa, dị ka 09MnREL, 06TiL, 08TiL, 10TiL, 09SiVL, 16MnL, 16MnREL, wdg.