Material Parameters (Pipe Pile Wall with Strengthening Plate)

Dear All,

Im facing a problem about assigning the parameter of pipe pile wall with strengthening H-pile and Plate in my Plaxis 3D (Plate element)

Section is shown as below:

the spacing is 800mm centre to centre and bending in strong axis.

How Can I model this type of pipe pile wall with the following parameters?

Thank you.