High Tensile blue 65mn cold rolled spring steel strip
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Surface finish
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Blue&black,polish
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Material
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50#，65MN
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Specification
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Thickness：0.27-2.5mm Width：30-300mm
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Elongation
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Ordinary steel strip：3%-6%
High quality steel strip：6%-10%
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Tolerance
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Thickness tolerance：±0.03ｍｍ
Width tolerance：±0.2ｍｍ
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Hardness
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43-49HRC
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Enwind type
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Ribbon
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Package
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Hessian cloth/corrugated/carton，wood pallet/iron pallet,etc.
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