Heat Treatment Spring Steel
|
Delivery condition (strip,coil,sheet) |
Grade based on DIN Standard |
High quality heat treating steel strip, coil, sheet supply capacity and condition |
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Hardness<20HRC |
Hardness 29-55HRC |
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annealed |
hardened and tempered |
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thickness |
Width |
thickness |
Width |
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Carbon steel |
Q195/Q235/Q295/Q345 |
0.15-3.0MM |
15-1250MM |
/ |
/ |
|
High carbon steel |
CK45,CK50,CK55, CK60, CK67, CK70,CK75, C75Cr1 |
0.15-2.7mm |
8-1250mm |
0.15-2.7mm |
8-300mm |
|
Alloy spring steel |
50CrV4, 51CrV4, 60Si2Mn SK3 SK4 SK5 T8-T12 |
0.20-6mm |
8-420mm |
0.20-3.0mm |
8-420mm |
|
Stainless spring steel |
3Cr13-6Cr13 |
0.20-3.0mm |
8-1250mm |
0.20-3.0mm |
8-1250mm |
Edge process |
slit edge; both rounded; one side round, one side slit; square etc |
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Finish surface |
polished (blue, yellow, white, grey-blue, black, bright) or Nature etc |
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Tolerance |
thickness +/-0.01mm max; width +/-0.05mm max |
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Physical property |
Tensile strength: 450-1850N/mm2 |
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