Kufotokozera Kwachidule:

AWWA C111/A21.00 T mutu wa bolt ndi nati kwa Mechanical Joints / MJ Joints Dzina: T mutu bolts ndi Anti-rotation T-Bolts Standard: AWWA C111 Zinthu: COR-TEN chitsulo, SS304, SS316 Chophimba: Zinc, Nickel, kapena Fluorocarbon yokutidwa