Qhov project no yog ib qho arched qauv ntawm Anyang thee cia los nrog steel qhov chaw ncej.Tag nrho qhov ntev yog 558 meters, qhov ntev yog 77 meters, thiab tag nrho qhov siab yog 49 meters.
Qhov chaw thav duab yuav tsum nruj me ntsis raws li kev lag luam tus qauv "Steel Grid Bolt Ball Joint" JG/T10-2009.Cov khoom siv hlau yuav tsum ua tau raws li cov qauv tsim, thiab raws li lub teb chaws tus qauv tam sim no "Steel Structure Engineering Construction Quality Txais Specification" (GB50205-2020) xoom Tag nrho cov khoom yog tsim nyob rau hauv lub Hoobkas, thiab raug kuaj los ntawm lub Hoobkas raws li cov khoom siv thiab tshuaj ntsuam xyuas, thiab siv tau tsuas yog thaum lawv ua tau raws li cov qauv.Qhov saum npoo ntawm daim phiaj hlau yuav tsum tau tua blasted thiab xeb tshem tawm, nrog rau qib ntawm Sa2.5.
Cov khoom siv ntawm cov yeeb nkab steel yuav tsum ua raws li Q235B steel uas tau teev tseg hauv GB700 ntawm "Carbon Structural Steel" thiab yuav tsum ua raws li cov welded steel yeeb nkab tau teev tseg hauv GB3092 lossis No. 20 seamless steel yeeb nkab tau teev tseg hauv GB3087.
Lub pob ntsia liaj qhov rooj yog forged nrog No. 45 steel teev nyob rau hauv GB699, thiab saum npoo yuav tsum du, tsis muaj kab nrib pleb, tsis muaj overburning, thiab tsis muaj pitting.
Cov bolts muaj zog yog ua los ntawm cov ntaub ntawv teev nyob rau hauv GB / T16939-1997 ntawm "High-strength bolts rau steel daim phiaj bolts thiab pob pob qij txha".Cov khoom tiav lawm tsis tso cai rau quenching cov kab nrib pleb ntawm qhov tob lossis qhov ntev ntawm ib qho twg.High-strength bolts rau bolted pob pob qij txha "GB / T16939-1997" teev nyob rau hauv cov qib yuav tsum tau, lub deg hardness yuav tsum ncav cuag HRC32 ~ 36, cov xov yuav tsum tau raws li 6g qib nyob rau hauv "General Thread Tolerance thiab haum" GB197, lub nto yuav tsum tau. yuav blackened thiab coated nrog anti-xeb Roj.
Cov khoom siv ntawm lub phaj sealing thiab lub khob hliav qab lub taub hau yuav tsum ua raws li Q235 steel teev hauv GB700, thiab cov khoom ntawm lub tes tsho yuav tsum ua raws li Q235 steel teev hauv GB700 lossis 16Mn steel tau teev tseg hauv "Technical Conditions for Low Alloy Structural Steel. "GB1591 lossis "High Quality Carbon Structural Steel Steel".No. 45 steel teev nyob rau hauv GB699, cov tsos ntawm sealing phaj, lub khob hliav qab lub taub hau thiab lub tes tsho yuav tsum tsis txhob muaj kab nrib pleb, over-burning thiab scale.
Lub sij hawm xa tuaj: Mar-30-2022