Model:900-7
1) the manhole cover has some kinds of material.for example ,grey iron ,ductile iron,aluminum
,it can load some different leveL:A005,B125 ,C250,D400
2)ductile covers can be load so high ,it has different locks in case of stolening.and it can be used of Prevent fibrillation
3)except the manhole cover,we also has some other iron castings.for instance,iron gratings,bi-care trees gratings,gutter cover and roads lamp, Lk pile,hydrant and so on
B125 | B125 | B125 | B125 |
300*300 | 30KG | 200*200 | 7KG |
400*400 | 30KG | 300*300 | 10KG |
500*500 | 35KG | 700*700 | 55KG |
570*445 | 35KG | 485*360 | 22.5KG |
600*600 | 35KG | 800*800 | 55KG |
700*900 | 60KG | 450*450 | 33KG |
C250 | C250 | C250 | C250 |
400*400 | 35KG | 300*300 | 15KG |
550*550 | 45kg | 500*500 | 40KG |
450*450 | 30kg | 570*445 | 45kg |
485*360 | 29kg | 600*600 | 45kg |
600*800 | 60kg | 500*700 | 53kg |
D400 | D400 | D400 | D400 |
400*400 | 32KG | 300*300 | 20KG |
500*500 | 48KG | 550*550 | 75KG |
450*450 | 41KG | 600*600 | 75KG |
700*700 | 95KG | 600*800 | 75KG |
500*700 | 70KG | 800*800 | 113KG |
900*900 | 120KG | 1000*1000 | 130KG |
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