– Size:
+ Diameter: D=2500
+ Length: L=1m
– Using technology of vibration pressing from Thailand – Germany: cast with dry concrete and use high-strength cold-rolled steel.
Materials:
+ Cement: Imported 100% directly from Nghi Son and Tam Diep factories with Japanese and Danish technology, is bulk cement using lead clamp technology for 60-ton vehicles with factory certificates.
+ Steel: Imported from abroad or Thai Nguyen steel.
+ Stone: is a joint venture with Japan that always ensures the composition of grains, mars as well as standard sizes.
+ Sand: Using Viet Tri yellow sand 100%.
– The concrete grade of Amaccao Pipe is designed with 300 grade to ensure its durability and permanent water.
– Steel core is designed for standards by the Institute of Transport Science and Technology.


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