TYPE CONVERSION FROM INPUT FILED TO DATABASE FIELD

I am searching Material NO, Batch No with respect to the charasteristics of Material like Weight, Width, Length, thickness and Ticket No.

In this criteria Weight is displaying in 9.230,000 in this format while entering the same in input field its not searching. Problem is type mismatching.

Please help me in this regard.

Thanking YOu,

Netaji.B