Hom hlau no feem ntau siv rau hauv kev tsim cov tshuab, siv cov khoom siv, thiab lwm yam kev siv. Nws kuj yog feem ntau siv los ua cov kav dej, cov raj, thiab lwm yam khoom siv uas yuav tsum tau muaj zog thiab tiv thaiv corrosion.
ASTM Standard Round Steel muaj nyob rau hauv ntau qib, uas tau txheeb xyuas los ntawm kev sib xyaw ntawm cov ntawv thiab cov lej. Cov qib no qhia qhov tsawg kawg nkaus tawm lub zog, tshuaj muaj pes tsawg leeg, thiab lwm yam khoom ntawm cov hlau. Cov qib feem ntau ntawm ASTM Standard Round Steel yog A36, A572-50, A529-50, thiab A709-36/50.
Cov khoom ntawm ASTM Standard Round Steel ua rau nws yog ib qho khoom siv zoo tshaj plaws rau kev tsim cov khoom siab - zoo, ntev - cov khoom siv ntev uas muaj ntau yam kev lag luam. Cov hlau muaj kev tiv thaiv zoo rau kev ntxhov siab thiab qaug zog, ua rau nws yog qhov kev xaiv nrov rau cov ntawv thov uas xav tau kev ua siab ntev thiab kev ntseeg siab. Nws kuj yog ib qho yooj yim rau vuam thiab ua hauj lwm nrog, uas ua rau nws muaj ntau yam kev xaiv rau ntau yam kev siv.
Zuag qhia tag nrho, ASTM Standard Round Steel yog qhov kev xaiv zoo tshaj plaws rau txhua tus neeg uas tab tom nrhiav rau qib siab - cov khoom zoo steel uas muaj peev xwm ua tau raws li qhov xav tau ntawm ntau yam kev lag luam. Txawm hais tias koj tab tom ua haujlwm hauv kev tsim kho, kev tsim khoom, lossis lwm yam kev lag luam uas yuav tsum muaj siab - lub zog steel, ASTM Standard Round Steel yog qhov kev xaiv zoo uas muab qhov tshwj xeeb rau kev ua haujlwm ntev thiab kev ua haujlwm zoo.