Seamless Pipe Risers

We looking for risers seamless pipe as the below :

Item No. 1: Seamless Risers pipe :
* Nominal Diameter =5 Inch
* Pipe length = 6 Meters
* Qty. = 5400 Meters .

Item No. 2: Seamless Risers pipe :
* Nominal Diameter =4 Inch
* Pipe length = 6 Meters
* Qty. = 5700 Meters .
Item No.3 : Joints for Item No. 1
* Qty. = 900 PCS
Item No.4 : Joints for Item No. 2
* Qty. = 950 PCS