Koshi Steel Infrastructure & Drainage Culverts
Commercial Terms & Sourcing
Standard sample development fee applies, 100% credited against qualifying production order.
30% Advance payment with order confirmation, 70% balance prior to factory dispatch against commercial invoice.
Machinery & Infrastructure
Hydraulic corrugated plate deep-forming press (600-ton), 3-roller hydraulic plate bending machine, CNC punching machine for high-tensile connection holes, automated sub-arc welding station, hot-dip galvanizing line with zinc bath pre-treatment tanks, computerized beam deflection test bench.
26.5812°N, 87.2946°E
Source:
Plant Floor Contacts
Mahesh Sharda (Managing Director)
Plant Owner / Managing DirectorBiratnagar-Dharan Highway, Sonapur Strip, Duhabi
Sunsari District, Biratnagar Corridor
Sajedar Verification & Quality Audit Assessment
Independent audit validating legitimate physical production lines vs commission brokers.
Eastern corridor heavy infrastructure fabrication unit supplying rapid-installation corrugated steel culverts and hot-dip highway barriers for mid-hill highway corridors.