Uyilo lweSakhelo seNdawo seProjekthi yePaki yaseNanjing
UFakelo lweZakhiwo zeSakhelo seSithuba:
Le projekthi yindawo ekhethekileyo-emile ifreyim / ubude buziimitha ezingama-25.66 / ubude bubonke buziimitha ezingama-77.4 / ubude buziimitha ezingama-33.3.
Umbhobho wentsimbi wamkela intsimbi ye-Q355B, umbhobho wensimbi ongenamthungo okanye umbhobho odityanisiweyo ophezulu we-frequency (GB / T 700).
Iibholiti zamandla aphezulu zisebenzisa i-40Cr ecinyiweyo kunye nobushushu obunobushushu obuphathwa ngokuhambelana ne "Technical Conditions for High-Quality Carbon Structural Steel Structures" GB/T 16939, ukusebenza kobubanzi
Ibhola lensimbi lenziwe nge-Nombolo ye-45 ye-steel forgings ngokuhambelana ne "Technical Conditions for High-Quality Carbon Structural Steel" GB 699, kwaye amandla okuvelisa yi-360N / mm2.
Ipleyiti yokutywina yentloko ye-cone yenziwe ngentsimbi ye-Q355B, kwaye intloko ye-cone yenziwe nge-forgings.
I-nut engenamsonto yenziwe ngeentsimbi ze-Q355B zentsimbi.Xa ububanzi beebholiti eziphezulu eziphezulu> M30, sebenzisa i-45-gauge forgings steel forgings.
Izikhonkwane zokuqinisa zenziwe nge-40Cr eziye zacinywa kwaye zavutha.Inkxaso yenziwe ngentsimbi ye-Q355B, kwaye inkxaso yenziwe ngentsimbi ye-Q235B
Intonga ye-Welding ithatha i-E43XX series;Uthotho lwe-E50XX (yokuwelda kwebhola yebholiti kunye nombambo wokuthwala)
Iipurlins zenziwe ngentsimbi ye-Q235B emile okweC.
Iibholiti eziqhelekileyo zenziwe ngemigangatho ye-C rough bolts eyenziwe nge-Q235B yensimbi ehlangabezana neemfuno zemigangatho yelizwe yangoku, kunye nebakala lokusebenza kwe-4.8.