45 # steel yeeb nkab yog qhov zoo thiab tus nqi qis
Seamless steel raj yog ib txoj hlua ntev ntawm cov hlau nrog hollow seem thiab tsis muaj kev sib koom ua ke nyob ib puag ncig nws. Seamless steel yeeb nkab muaj qhov hollow seem thiab tuaj yeem siv los ua cov raj xa dej, xws li cov kav dej xa cov roj, nkev, roj, roj, dej thiab qee yam khoom siv. Piv nrog cov khoom hlau xws li cov hlau puag ncig, seamless steel yeeb nkab muaj tib lub zog flexural thiab torsional thiab lub teeb yuag. Nws yog ib qho kev lag luam steel hlau. Nws yog dav siv nyob rau hauv kev tsim cov khoom siv thiab cov khoom siv kho tshuab, xws li roj laum yeeb nkab, tsheb sib kis ncej, tsheb kauj vab ncej thiab steel scaffold siv hauv kev tsim kho. Kev tsim cov nplhaib nrog seamless steel yeeb nkab tuaj yeem txhim kho kev siv cov khoom siv, ua kom yooj yim tsim cov txheej txheem, txuag cov ntaub ntawv thiab cov sijhawm ua haujlwm, xws li dov bearing nplhaib, lub tes tsho jack, thiab lwm yam steel yeeb nkab yog dav siv rau kev tsim khoom. Cov yeeb nkab steel kuj yog ib qho khoom siv tsis tau rau txhua yam riam phom. Cov phom phom thiab lub thoob yuav tsum tau ua los ntawm cov yeeb nkab steel. Cov yeeb nkab steel tuaj yeem muab faib ua cov yeeb nkab puag ncig thiab cov yeeb nkab tshwj xeeb raws li qhov sib txawv ntawm qhov sib txawv thiab cov duab. Vim tias thaj chaw ncig yog qhov loj tshaj plaws nyob rau hauv qhov xwm txheej ntawm qhov sib npaug, cov kua dej ntau tuaj yeem thauj tau los ntawm cov yeeb nkab ncig. Tsis tas li ntawd, thaum lub nplhaib seem raug rau sab hauv lossis sab nraud radial siab, lub zog sib txawv ntau dua. Yog li ntawd, feem ntau cov kav hlau steel yog cov kav dej puag ncig. Txawm li cas los xij, cov yeeb nkab ncig kuj muaj qee yam kev txwv. Piv txwv li, nyob rau hauv cov xwm txheej ntawm lub dav hlau dabtsi yog khoov, lub zog dabtsi yog khoov ntawm lub voj voog yeeb nkab tsis muaj zog npaum li cov yeeb nkab square thiab cov duab plaub. Cov kav dej square thiab cov duab plaub feem ntau yog siv rau hauv lub moj khaum ntawm qee lub tshuab ua liaj ua teb thiab cov cuab yeej thiab cov rooj tog hlau thiab ntoo. Tshwj xeeb zoo li cov yeeb nkab steel nrog rau lwm cov duab seem kuj yuav tsum tau raws li cov hom phiaj sib txawv.
1. Seamless steel yeeb nkab rau cov qauv (GB / t8162-2008) yog seamless steel yeeb nkab rau cov qauv dav dav thiab cov qauv siv tshuab.
2. Seamless steel yeeb nkab rau kev thauj mus los ntawm cov kua dej (GB / t12771-2008) yog cov yeeb nkab seamless steel siv los thauj dej, roj, roj thiab lwm yam dej.
Sanitary stainless hlau yeeb nkab
3. Seamless steel yeeb nkab rau qis thiab nruab nrab siab boiler (GB / t3087-2008) yog ib tug high-zoo carbon structural steel kub dov thiab txias drawn (dov) seamless steel yeeb nkab rau manufacturing superheated chav yeeb nkab, boiling dej yeeb nkab rau tsawg thiab nruab nrab siab. boiler thiab superheated chav yeeb nkab, cov pa luam yeeb loj, cov pa luam yeeb me me thiab cov yeeb nkab cib rau locomotive boiler.
4. Seamless steel yeeb nkab rau kev kub siab boiler (GB5310-2008) yog cov pa roj carbon zoo, hlau alloy thiab stainless hlau kub-resistant steel seamless steel yeeb nkab siv los tsim cov cua kub ntawm lub raj dej boiler nrog kev kub siab thiab siab dua.
5. Kev kub siab seamless steel yeeb nkab rau cov khoom siv tshuaj chiv (GB6479-2000) yog cov khoom siv zoo carbon steel thiab alloy steel seamless steel yeeb nkab haum rau cov khoom siv tshuaj thiab cov kav dej nrog kev ua haujlwm kub ntawm - 40 ~ 400 ℃ thiab ua haujlwm siab ntawm 10 ~ 30mA .
6. Seamless steel yeeb nkab rau roj av tawg (GB9948-2006) yog ib qho seamless steel yeeb nkab haum rau cov kav hlau, cov khoom siv hluav taws xob thiab cov kav dej hauv cov roj av refineries.
7.Cov yeeb nkab steel rau geological drilling (yb235-70) yog cov yeeb nkab steel siv los ntawm lub tuam tsev geological rau cov tub ntxhais drilling. Raws li lub hom phiaj, nws tuaj yeem muab faib ua cov yeeb nkab laum, laum dab tshos, core yeeb nkab, casing thiab sedimentation yeeb nkab.
8. Seamless steel yeeb nkab rau pob zeb diamond core drilling (GB / t3423-82) yog seamless steel yeeb nkab rau laum yeeb nkab, core pas nrig thiab casing siv rau pob zeb diamond core drilling.
9.Roj drilling yeeb nkab (yb528-65) yog seamless steel yeeb nkab siv rau sab hauv lossis sab nraud thickening ntawm ob qhov kawg ntawm cov roj drilling. Cov yeeb nkab steel tau muab faib ua cov xaim xaim thiab tsis xaim xaim. Lub xaim xaim yeeb nkab txuas nrog qhov sib koom ua ke, thiab cov yeeb nkab tsis xaim xaim txuas nrog lub cuab yeej sib koom ua ke los ntawm pob tw vuam.
10.Marine carbon steel seamless steel yeeb nkab (gb5312-2009) yog carbon steel seamless steel yeeb nkab rau kev tsim cov chav kawm I siab yeeb nkab, chav kawm II siab yeeb nkab system, boiler thiab superheater. Kev ua haujlwm kub ntawm carbon steel seamless steel yeeb nkab phab ntsa yuav tsum tsis pub tshaj 450 ℃, thiab cov hlau alloy steel seamless steel yeeb nkab phab ntsa yuav tsum tsis pub tshaj 450 ℃.
11. Seamless steel yeeb nkab rau tsheb ib nrab ncej tes tsho (gb3088-82) yog ib tug zoo carbon structural steel thiab alloy structural steel kub dov seamless steel yeeb nkab rau kev tsim tsheb ib nrab ncej tes tsho thiab tsav qag tsev ncej yeeb nkab.
12. Kev kub siab roj yeeb nkab rau lub cav diesel (gb3093-2002) yog lub tshuab txias txias seamless steel yeeb nkab rau kev tsim cov yeeb nkab siab ntawm diesel cav txhaj tshuaj.
13. Precision puab txoj kab uas hla seamless steel yeeb nkab (GB8713-88) rau hydraulic thiab pneumatic lub tog raj kheej chim yog ib tug txias kos los yog txias dov precision seamless steel yeeb nkab nrog precision puab txoj kab uas hla rau manufacturing hydraulic thiab pneumatic lub tog raj kheej chim.
14. Cold drawn los yog txias dov precision seamless steel yeeb nkab (GB3639-2000) yog ib qho txias rub los yog txias dov precision seamless steel yeeb nkab nrog siab qhov tseeb thiab zoo nto tiav rau cov khoom siv tshuab thiab cov khoom siv hydraulic.
15. Stainless hlau seamless steel yeeb nkab rau cov qauv (GB / T14975-2002) yog kub-kuav los tiag (extruded, nthuav) thiab txias drawn (dov) seamless steel yeeb nkab ua los ntawm stainless hlau rau corrosion-resistant kav, yam ntxwv thiab qhov chaw dav siv nyob rau hauv chemical, roj av, lub teeb textile, kev kho mob, zaub mov, tshuab thiab lwm yam lag luam.
16. Stainless hlau seamless steel yeeb nkab rau kev thauj mus los ntawm cov kua dej (GB / T14976-2002) yog kub dov (extruded, nthuav dav) thiab txias drawn (dov) seamless steel yeeb nkab ua los ntawm stainless hlau rau kev thauj mus los ntawm dej.
Cov yeeb nkab steel
17.Tshwj xeeb zoo li tus seamless steel yeeb nkab yog lub npe dav ntawm seamless steel yeeb nkab nrog rau lwm seem duab tshwj tsis yog cov yeeb nkab ncig. Raws li cov duab sib txawv thiab qhov loj ntawm cov yeeb nkab steel, nws tuaj yeem muab faib ua vaj huam sib luag thickness tshwj xeeb zoo li seamless steel yeeb nkab (code D), tsis sib xws phab ntsa thickness tshwj xeeb zoo li seamless steel yeeb nkab (code BD) thiab sib txawv txoj kab uas hla tshwj xeeb-puab. seamless steel yeeb nkab (code BJ). Tshwj xeeb zoo li tus seamless steel yeeb nkab yog dav siv nyob rau hauv ntau yam structural qhov chaw, cov cuab yeej thiab mechanical qhov chaw. Piv nrog cov yeeb nkab ncig, cov yeeb nkab tshwj xeeb feem ntau muaj lub sijhawm loj ntawm inertia thiab seem modulus, thiab muaj ntau dua dabtsi yog khoov thiab torsion tsis kam, uas tuaj yeem txo qhov hnyav ntawm cov qauv thiab txuag hlau.
