Manhole awọn igbesẹ, ga didara ati ifigagbaga owo
EN124 ati ISO9001
ni opolopo ninu ikole, àkọsílẹ ati ọgba
1.Material
Ductile Iron: 500-7 GGG40
Gray Iron: GG20 GG25
2.Grade
EN124: A15 B125 C250 D400 E600 F900
3.Coating
(1) Black bitumen kikun
(2) bo bi fun onibara 'ibeere
4.Packing
(1) onigi pallets
(2) pallet ṣe ti itẹnu.
(3) irin pallet
(4) packing bi fun onibara 'ibeere
