Cov txheej txheem ntau lawm rau Stkm11a steel kav?
Cov txheej txheem ntau lawm rau Stkm11a cov kav steel feem ntau suav nrog kub dov, kos duab txias, thiab vuam. Kub dov yog tsim nyog rau loj- txoj kab uas hla, tuab {piped kav, muab siab ntau lawm kev ua haujlwm tab sis qis dua qhov chaw tiav. Cold kos duab tuaj yeem tsim cov kav dej tsim cov kav dej nrog cov ntsuas siab thiab qhov zoo dua, tab sis ntawm tus nqi siab dua. Vuam cov txheej txheem (xws li ERW) yog tsim nyog rau loj- nplej ntau lawm, tab sis chav weld yuav cuam tshuam rau cov khoom siv cov neeg kho tshuab. Kev xaiv ntawm cov txheej txheem yog nyob ntawm qhov kawg siv thiab tus nqi yuav tsum tau ua.
Dab tsi yog cov kev kho cua sov rau STKM11A?
Stkm11a feem ntau muab rau hauv kub -}} rolled los yog txias {2} tsis tas yuav muaj kev kho cua sov ntxiv. Txawm li cas los xij, qee kis, xws li ua kom tawv nqaij txias tom qab ua haujlwm txias, annealing tuaj yeem ua los txhim kho kev sib zog. Kev ib txwm tuaj yeem kho cov noob nplej thiab txhim kho cov khoom siv txhua yam, tab sis qhov no feem ntau tsis tas yuav rau STKM11A. Kev tempering tuaj yeem suav tau tias yog nce lub zog, tab sis cov ntsiab lus carbon monox yuav tsum tau pom.
Dab tsi yog qhov loj me rau Stkm11a cov kav hlau steel? Stkm11a steel kav tuaj nyob rau hauv ntau qhov ntau thiab tsawg, nrog sab nraud diameters txij li 10 hli mus rau 610 hli thiab phab ntsa thicknesses los ntawm 1.0 hli txog 50 hli. Txias {{{{}} Cov PIPESTNE muab cov khoom siv tsis zoo dua thiab feem ntau siv rau cov kav dej kub yog tsim nyog rau cov ntawv thov cov kev thov. Cov ntu tshwj xeeb yuav tsum raug hais txog JIS G3444 lossis cov neeg siv khoom tshwj xeeb.
Dab tsi cov kev kho mob deg deg yog muaj rau Stkm11a cov kav hlau steel?
Cov kev kho deg deg rau rau Stkm11a steel kav suav suav nrog cov nplai dub (kub-}}}} pa, pickling, galvanizing, thiab roj. Pickling tshem tawm nplai thiab txhim kho cov khoom zoo; Galvanizing Enhances corrosion tsis kam thiab yog qhov tsim rau kev siv sab nraum zoov. Roj roj yog feem ntau rau xeb kev tiv thaiv thiab yog qhov tsim nyog rau luv - sij hawm cia.
Dab tsi yog cov qauv tshuaj xyuas kev tshuaj xyuas zoo rau STKM11a cov kav steel hlau?
Kev soj ntsuam zoo rau STKM11a cov khoom siv tshuaj lom neeg siv tshuaj, cov khoom kuaj xyuas (Tensile kuaj), thiab kev kuaj sab nrauv). JIS G3444 Qhia tshwj xeeb kev lees paub tshwj xeeb kom ntseeg tau tias cov kav hlau ua kom haum rau cov neeg kho tshuab cov ntawv thov.
