I need Grid tie inverter

I need Alternate generator 15 kW 220/380 V on permanent magnets

I need HQ pipe

Purchase Quantity: 5 Box(es)

Those who have been pointed out.

60mm od round ID 35 mm
Grade 40cr
Weight 50 tons

Purchase Quantity: 90 Piece(s)

4 PCS 1000 X (80 +100) X 80 WITH CONTINOUS CHORD WELDED TO cHANNEL 250mm X 5.5M HDG.

Elfbar combo

150 lengths of 2inches galvanized pipes 20 feet length to be used as fence post also 3000 feet of...