Supply- Pipe Structure: High Tensile Steel Grade Ofpipe Yst 240, Zinc Coating 610Gms/Sqm-Ntpc Sipat ,Supply- Pipe Structure: Mild Steel Grade Of Pipe Yst210, Zinc Coating 610Gms/Sqm-Ntpc Sipat , Supply-Pipe Structure: Mild Steel Grade Of Pipe Yst 210,Zinc Coating 610Gms/Sqm- Ntpc Singrauli Quantity: 220