Main Products: Steel Flat Bar ,Anchorage ,Leaf Spring ,Coulter Blade
Hot rolled carbon steel flat spring steel flat bar with JIS SUP9
USD $670 - $720 /Metric Ton
Min.Order:10 Metric Tons
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Tianjin Qiangbang Industrial Co., Ltd.
Credit Member 4 years 
Business Type: Manufacturer,Trading Company
Tianjin ChinaMain Products: Steel Flat Bar ,Anchorage ,Leaf Spring ,Coulter BladeProduct Details
Hot rolled carbon steel flat SUP9 spring steel flat bar
| Product Chemical Composition (%) | ||||||||||
| STANDARD | C | Si | Mn | Cr | V | P | S | |||
| GB | SAE | JIS | DIN | ≤ | ||||||
| 65Mn | 1066 | 0.62-0.70 | 0.17-0.37 | 0.90-1.20 | ≤0.25 | 0.035 | 0.035 | |||
| 60Si2Mn | 9260 | SUP6 | 60Si7 | 0.56-0.64 | 1.50-2.00 | 0.60-0.90 | ≤0.35 | 0.035 | 0.035 | |
| 60Si2MnA | 9260 | SUP7 | 60Si7 | 0.56-0.64 | 1.60-2.00 | 0.60-0.90 | ≤0.35 | 0.025 | 0.025 | |
| 55CrMnA | 5155 | SUP9 | 55Cr3 | 0.52-0.60 | 0.17-0.37 | 0.65-0.95 | 0.65-0.95 | 0.025 | 0.025 | |
| 60CrMnA | 5160/h | SUP9A | 0.56-0.64 | 0.17-0.37 | 0.70-1.00 | 0.70-1.00 | 0.025 | 0.025 | ||
| 50CrVA | 6150 | SUP10 | 51CrV4 | 0.46-0.54 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | 0.10-0.20 | 0.025 | 0.025 |
| 30CrMnB5 | 0.27-0.31 | 0.15-0.30 | 1.1-1.4 | 0.35-0.40 | 0.035 | |||||
| Product Mechanical Property(%) | |||||||||
| STANDARD | Heat Treatment | Mechanical Property [≥] | |||||||
| GB | SAE | JIS | DIN | Quenching Temprature°C | Quenchant | Temper Stressing °C | Tensile Strength Rm/[N/mm2] | Yield Strength ReL/[N/mm2] | HBW≤ |
| 65Mn | 1066 | 830 | Oil | 540 | 980 | 785 | 302 | ||
| 60Si2Mn | 9260 | SUP6 | 60Si7 | 870 | 480 | 1275 | 1180 | 321 | |
| 60Si2MnA | 9260 | SUP7 | 60Si7 | 870 | 440 | 1570 | 1375 | 321 | |
| 55CrMnA | 5155 | SUP9 | 55Cr3 | 830-860 | 460-510 | 1225 | 1080(Rpo 2) | 321 | |
| 60CrMnA | 5160/h | SUP9A | 830-860 | 460-520 | 1225 | 1080(Rpo 2) | 321 | ||
| 50CrVA | 6150 | SUP10 | 51CrV4 | 850 | 500 | 1275 | 1130 | 321 | |
SIZE CHART (Width*Thickness: mm) | |||||||
40-50 | 57-63 | 63.5-69.9 | 70-75 | 76-79 | 80-89 | 90-100 | 101.6-127 |
40x6 | 57.15x6.35 | 63.5x6 | 70x6 | 76.2x74 | 80x7 | 90x10 | 101.6x9.5 |
42.27x7.94 | 57.15x6.65 | 63.5x6.35 | 70x7 | 76.2x8.2 | 80x7.4 | 90x11 | 101.6x9.52 |
44.45x4.76 | 57.15x7.4 | 63.5x6.65 | 70x7.4 | 76.2x9.14 | 80x8 | 90x12 | 101.6x10.2 |
44.45x6 | 57.15x9.14 | 63.5x7.4 | 70x8 | 76.2x10.2 | 80x9 | 90x13 | 101.6x10.7 |
44.45x6.35 | 57.15x9.52 | 63.5x8 | 70x9 | 76.2x11.1 | 80x10 | 90x14 | 101.6x11.1 |
44.45x6.65 | 57.15x10.2 | 63.5x8.2 | 70x10 | 76.2x11.35 | 80x11 | 90x15 | 101.6x11.35 |
44.45x8.2 | 57.2x10.2 | 63.5x8.66 | 70x11 | 76.2x12.67 | 80x12 | 90x22 | 101.6x12.67 |
44.5x6 | 59x6 | 63.5x9.1 | 70x12 | 76.2x12.7 | 80x13 | 90x26 | 101.6x12.7 |
44.5x9 | 60x6 | 63.5x9.14 | 70x13 | 76.2x12.88 | 80x14 | 90x30 | 101.6x14.2 |
45x6 | 60x7 | 63.5x11.35 | 70x14 | 76.2x16.8 | 80x15 | 99x11.5 | 101.6x20 |
45x7 | 60x8 | 63.5x12.7 | 70x15 | 76.2x19.05 | 80x16 | 100x8 | 101.6x20.02 |
45x9 | 60x9 | 63.5x15.88 | 70x20 | 76.2x20 | 80x22 | 100x10 | 102x9.2 |
49x7 | 60x10 | 64x8.2 | 70x21 | 76.2x20.6 | 80x23 | 100x14 | 102x14.2 |
50x6 | 60x11 | 65x7 | 70x25 | 76.2x25.4 | 80x25 | 100x18 | 105x8 |
50x7 | 60x12 | 65x12 | 75x5.8 | 76.2x28 | 80x31 | 100x23 | 110x12 |
50x12 | 60x13 | 69.9x11 | 75x6 | 79x10.5 | 80x35 | 100x25 | 110x23 |
50.8x6 | 60x14 | 75x8 | 88.9x9.52 | 100x30 | 120x20 | ||
50.8x7.4 | 60x15 | 75x9 | 89x20 | 100x40 | 120x25 | ||
50.8x8.2 | 60x16.5 | 75x10 | 100x43 | 127x20 | |||
50.8x9 | 60x22 | 75x11 | 127x25.4 | ||||
50.8x10.2 | 63x9 | 75x13 | |||||
Tianjin QIANGBANG Industrial Co., Ltd. has dedicated in steel industry
for almost 15 years.With rigorous quality control, advanced equipment,
skilled workers, we supply you with our high quality products and best service
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