
Steel tubes h8
According with the standard: EN 10305-2/1 Steel grade: E355 Delivery condition: +SR ID tolerance H8 Mechanical properties: Rm>580 N/mm1; Rs> 520N/mm2; Ap5>15% Ra= max 0.25my, RI max 1.6 my Tests: visual, dimensional, mechanical tests and chemical analysis, ultrasound check 100%;