Production: Mild Iron steel A36 40x40mm black hollow square steel pipes Commodity Painted / Galvanized Steel Hollow Section pipe Size 20x20--500x500mm 20x40--400x600mm Wall thickness 0.5-20mm Length 5.8m/6m or based on your request Standard EN10025.EN10219,ASTM A500 a...
The specification is for a mild steel with good ductility. The supplied steel has higher strength but lower extensibility (ductility) and thus might be a reason for the rejection. Ask the structural engineer of record for clarification on the rejection. Upvote 0 Downvote Mar 5, 2010 #4 ...