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Process Selection - From Design to Manufacture Episode 2 Part 6

Tham khảo tài liệu 'process selection - from design to manufacture episode 2 part 6', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 264 Costing designs Sheet-metal Work SMW Cold Heading CH Cold Forming CF Closed-die Forging CDF Powder Metallurgy PM Vacuum Forming VF 4.5 4 3.5 3 2.5 2 1.5 1 Section mm 0.4 0.4 to 0.6 0.6 to 1 10 100 1000 Maximum dimension mm 0 1 2 3 4 5 Section mm for 10mm maximum dimension 0.4 Maximum dimension mm 300 400 500 600 700 800 900 1000 1.3 Maximum dimension mm 10 20 30 40 50 60 70 80 90 100 Section mm 0.4 1.4 - Section mm 7I ALL c .2 0 I p o c o o ẵ 1.5 Section mm Section mm 2.5 - 0.4 to 5 1.5 0.4 3 1.5 0.4 0.4 to 0.6 0.6 to 3 0.75 100 1000 100 200 300 Maximum dimension mm Maximum dimension mm Ơ u Fig. 3.14 Chart used for the determination of the section coefficient Cs for forming processes. Component costing 265 Fig. 3.15 Chart used for the determination of the section coefficient Cs for plastic molding continuous extrusion and machining processes. 266 Costing designs Sand Casting SC Shell Moulding SM Pressure Die Casting PDC Gravity Die Casting GDC Investment Casting IC Fig. 3.16 Chart used for the determination of the tolerance coefficient Ct for casting processes. Ceramic Mould Casting CMC