 
| US$800.00-900.00 | 5 Tons (MOQ) | 
| Delivery condition (strip, coil, sheet) | Grade based on DIN Standard | High quality heat treating steel strip, coil, sheet supply capacity and condition | |||
| Hardness<20HRC | Hardness 29-55HRC | ||||
| annealed | hardened and tempered | ||||
| thickness | Width | thickness | Width | ||
| High carbon steel | CK50, CK55, CK60, CK67, CK70, CK75, C75Cr1 | 0.15-2.5mm | 8-600mm | 0.15-2.5mm | 8-300mm | 
| Alloy spring steel | 50CrV4,51CrV4, 60Si2Mn | 0.20-2.2mm | 8-180mm | 0.20-2.2mm | 8-180mm | 
| Edge process | Slit edge; both rounded; one side round, one side slit; square etc | 
| Finish surface | Polished (blue, yellow, white, gray-blue, black, bright) or Nature etc | 
| Tolerance | Thickness +/-0.01mm max; width +/-0.05mm max | 
| Physical property | Tensile strength: 450-1850N/mm2 |