Metalfer Automotive Dimensional chart for welded/seamless cold drawn tubes for cylinders H8 35 40 45 50 60 65 70 75 80 85 90 100 105 110 120 125 130 140 150 160 170 180 190 200 205 210 215 220 225 230 235 240 245 250 270 280 300 WALL THICKNESS mm - FINISHED INSIDE H8 5 6 7.5 10 12.5 15 17.5 20 22.5 25 According to the standard: EN 10305-2 / 1 Steel grade: E355 Delivery condition: +SR ID tolerance H8 Mechanical properties: Rm > 580 N/mm2; Rs > 520 N/mm2; Ap5 > 15% Ra < 0.25 μm, Rt < 1.6 μm Tests: visual, dimensional, mechanical tests and chemical analysis, ultrasound check 100% OD mm 16
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