Inner Mongolia thee cia yard semicircular space frame structure, tag nrho qhov siab 41 meters, tag nrho ncua 93 meters, tag nrho ntev 500 meters.
1. Cov khoom siv steel yeeb nkab yuav tsum ua raws li Q235B steel teev hauv "Carbon Structural Steel" GB700 thiab cov welded steel yeeb nkab tau teev tseg los ntawm GB3092 lossis No. 20 seamless steel yeeb nkab teev los ntawm GB3087.
2. 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.
3. High-strength bolts 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.Cov qib kev ua tau zoo ntawm cov bolts muaj zog yuav tsum ua kom tau raws li qhov yuav tsum tau ua ntawm "Steel High-strength bolts rau daim phiaj bolts thiab pob pob qij txha" GB / T16939-1997", qhov tawv tawv yuav tsum ncav cuag HRC32 ~ 36, cov xov yuav tsum ua tau raws li qib 6g. "General Xov Tolerance thiab haum" GB197, thiab saum npoo yuav tsum tau dub thiab pleev xim rau.
4. Cov khoom siv ntawm lub phaj sealing thiab lub khob hliav qab lub taub hau yuav tsum ua raws li Q235 steel teev nyob rau hauv GB700, thiab cov khoom ntawm lub tes tsho thiab lub tes tsho yuav tsum ua raws li Q235 steel teev nyob rau hauv GB700 los yog 16Mn steel stipulated nyob rau hauv "Technical Conditions for Low Alloy Structural Steel" GB1591 los yog "High Quality Carbon Structure".Rau cov hlau tsis muaj 45 uas tau teev tseg hauv GB699, qhov zoo li ntawm cov phaj sealing, lub khob hliav qab lub taub hau thiab lub tes tsho yuav tsum tsis txhob muaj cov kab nrib pleb, over-burning thiab scale.
5. Vuam pas nrig: E43XX series raug xaiv;Kev sib txuas weld qib yuav tsum tau: lub pob tw weld ntawm cov yeeb nkab tseem ceeb yog kev nkag mus rau qhov vuam, thiab qib weld zoo yog thawj-chav kawm.Cov qib zoo ntawm qhov seem ntawm qhov nkag mus rau welds yog Class II;
6 Cov ntaub ntawv yuav tsum muaj daim ntawv pov thawj zoo thiab cov ntaub ntawv lees paub, cov pob hlau yuav tsum tau cim nrog cov lej ua haujlwm, txhua qhov vuam yuav tsum tau sau nrog cov lej ua haujlwm welder, thiab qhov zoo ntawm txhua yam khoom yuav tsum ua raws li <> JGJ75.1~75.3-91
7. Cov hlau siv nyob rau hauv cov qauv load-bearing yuav tsum muaj daim ntawv pov thawj ntawm tensile lub zog, elongation, yield zog thiab leej faj thiab phosphorus ntsiab lus.
Cov hlau siv nyob rau hauv welded load-bearing qauv thiab tseem ceeb uas tsis yog-welded load-bearing qauv yuav tsum muaj daim ntawv pov thawj ntawm txias bending xeem.
Lub sij hawm xa tuaj: Mar-18-2022