Steering System Round Cold Drawn Seamless Steel Tube EN10305-1

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Cold drawn precision welded steel tubes Standard: EN10305-2, DIN2393 Steel grade: ST37-2, ST52-3, Q235B, Q345B, SAE1010, SAE1020, SAE1026, SAE1045 Other carbon steel grades including alloyed steels and conditions are on request of clients Delivery condition: +C, +LC, +SR, +A, +N Application: automotive (shock absorbers, steering system, safety system, air springs). Dimensional range: OD: Up to 70mm WT: Up to 3mm Length: Cut-to-length service is available, minimum to 30mm Any specific size is to be discussed before offer The tube be 100% eddy current tested Ultrasonic test is as option ID accuracy: H8, H9 Straightness 1mm/1000mm Roughness: Ra 0.6 Delivery condition for availability: - - - - +C | Cold drawn / hard | +LC | Cold drawn / soft | +SR | Cold drawn and stress relieved | +A | Bright annealed | +N | Bright normalized | - - - - The internal and external surface finish of the tubes shall be typical of the manufacturing process and, where applicable, the heat treatment, and it shall be such that any surface imperfections such as ridges, dents or shallow grooves requiring dressing can be identified. Any surface imperfections, whose depth cannot be clearly identified, or, # It shall be permissible to dress, only by grinding or machining, surface imperfections provided that, after doing so, the dimensions are within the specified tolerances. All dressed areas shall blend smoothly into the contour of the tube. # Surface imperfections which encroach on the specified minimum wall thickness shall be considered defects. The tubes shall have smooth outer and inner surface. The roughness Ra shall be: 4 m on the outer and inner surface of tubes in the delivery conditions +C and +LC. 4 m on the outer surface of tubes in the delivery conditions +SR, +A and +N. The tubes are tested by means of following norms EN10002-1 EN10233 EN10234 EN10246-1 EN10246-3 EN10246-7 Tubes shall be delivered with square cut ends. The ends are free of excessive burrs. The tubes are bundled in the waterproof plastic sheet and packed in the wooden cases The case is most suitable for hanging by forklift. EN10204-3.1 MTC shall be issued EN10204-3.2 MTC is as option

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