Spring Steel Flat Bar
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As per ASTM A29M, JIS G4801-2005, GB/T 3077, GB/T1222 etc.
Thickness: 6mm - 30mm
Width: 45mm – 120mm
Length: 5800mm – 6000mm.
Minimum order: 50MT per size
Specifications:
Spring Steel Product
| Similar Brands | Chemical Composition(percent) | |||||||||||
| China | USA. | JAP. | C | Si | Mn | Cr | V | B | Ni | Cu | P | S |
| GB | AISI | JIS | ||||||||||
| 55SiMnVB | 51B60 | SUP11 | 0.52-0.60 | 0.70-1.00 | 1.00-1.30 | ≤0.35 | 0.08-0.16 | 0.0005-0.0035 | ≤0.35 | ≤0.25 | ≤0.035 | ≤0.035 |
| 60SiMn | 9260 | SUP7 | 0.56-0.64 | 1.50-2.00 | 0.60-0.90 | ≤0.35 | -- | -- | ≤0.35 | ≤0.25 | ≤0.035 | ≤0.035 |
| 50CrVA | 6150 | SUP10 | 0.46-0.54 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | 0.10-0.20 | -- | ≤0.35 | ≤0.25 | ≤0.035 | ≤0.035 |
| 55CrMnA | 5155 | SP9 | 0.52-0.60 | 0.17-0.37 | 0.65-0.95 | 0.65-0.95 | -- | -- | ≤0.35 | ≤0.25 | ≤0.035 | ≤0.035 |
| 60CrMnA | 5160 | SUP9A | 0.56-0.64 | 0.17-0.37 | 0.70-1.00 | 0.70-1.00 | -- | -- | ≤0.35 | ≤0.25 | ≤0.035 | ≤0.035 |
| 60CrMnBA | 51B60 | SUP11 | 0.56-0.64 | 0.17-0.37 | 0.70-1.00 | 0.70-1.00 | -- | 0.0005-0.004 | ≤0.35 | ≤0.25 | ≤0.035 | ≤0.035 |
| ≤0.20 | ≤0.20 | ≤0.015 | ≤0.015 | |||||||||