5160 SUP9 Spring Steel Flat Bar 55CrMn 1.7176 55Cr3 Sections from 6 to 300 mm. Application. 5160 SUP9 Spring steel flat bar is widely used in automobile, locomotive, large plate spring, spring, heavy vehicles, tractors, industrial production load, stress and the China C45 Hot Rolled Flat Steel Bars - China Flat Steel We are Tianjin Daqiang Steel Co.. We are the leading factory of hot rolled steel flat bar in North China. Type:round angle, right angle, double groove. Specification:5mm x 40mm - 35mm x 130mm Dimension:Thickness 5mm - 35mm, Width 40mm - 130mm, Length 3m - 6m.
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Product Parameters. Material:55CrMn, 5155, 55Cr3, 55CrMnA, SUP9, Thickness6-35mm, Width:40-160mm . ProductSUP9 Spring Steel Flat Bar China Spring Steel Supplier Spring Flat Steel Bar-China Spring Flat Steel Bar China Spring Flat Steel Bar - Select 2021 Spring Flat Steel Bar products from verified China Spring Flat Steel Bar manufacturers, suppliers on Made-in-China. Spring Steel Round Bar Manufacturers and Suppliers in Annealing of SUP9 Spring Steel. Slowly heated to 740-770 and allow enough times, let the steel to be thoroughly heated, then cool slowly in the furnace. The SUP9 tool steel will get MAX 250 HB (Brinell hardness). Hardening of SUP9 Spring Steel. SUP9 steels should be heated uniformly to 830-860°C (1526-1580°F) until completely heated through.
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