Product Description
chemical composition
| grade | c% | si% | mn% | Cr% | v% | s% | p% |
| 65Mn | 0.62-0.70 | 0.17-0.37 | 0.90-1.20 | <0.25 | ----- | <0.035 | <0.035 |
| 60Si2MnA | 0.56-0.64 | 1.60-2.00 | 0.60-0.90 | <=0.35 | <0.030 | <0.030 | |
| 55CrSi | 0.50-0.60 | 1.20-1.60 | 0.50-0.80 | 0.50-0.80 | ----- | <0.030 | <0.030 |
| SAE9254 | 0.51-0.59 | 1.20-1.60 | 0.60-0.80 | 0.60-0.80 | ----- | <0.035 | <0.035 |
| 50CrV | 0.46-0.54 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | 0.10-0.20 | <0.030 | <0.030 |
Mechanical properties
Diameter /mm | Tensile strength/Mpa | Reduction of area | diameter deviation | decarburized depth of maximum surface defect | ||||||||
FDC TDC | FDCrV-A TDCrV-A | FDCrV-B TDCrV-B | FDSiMn TDSiMn | FDCrSi TDCrSi | FD | TD | FD | TD | FD | TD | ||
| >5.0-5.6 | 1470-1620 | 1400-1610 | 1540-1690 | 1660-1810 | 1800-1950 | 35 | 40 | 0.035 | 1.0%d |
0.8%d | ||
| >5.6-6.0 | 1460-1610 | 1440-1590 | 1520-1670 | 1650-1800 | 1780-1930 | 0.040 | ||||||
| >6.0-6.5 | 1440-1590 | 1420-1570 | 1510-1660 | 1640-1790 | 1760-1910 | 1.4%d | 1.0%d | |||||
| >6.5-7.0 | 1430-1580 | 1400-1550 | 1500-1650 | 1630-1780 | 1740-1890 | |||||||
| >7.0-8.0 | 1400-1550 | 1380-1530 | 1480-1630 | 1620-1770 | 1710-1860 | 0.045 | ||||||
| >8.0-9.0 | 1380-1530 | 1370-1520 | 1470-1620 | 1610-1760 | 1700-1850 | 35 | ||||||
| >9.0-10.0 | 1380-1510 | 1350-1500 | 1450-1600 | 1600-1750 | 1660-1810 | 30 | 0.050 | |||||
| >10.0-12.0 | 1320-1470 | 1320-1470 | 1430-1580 | 1580-1730 | 1660-1810 | 0.07 | 0.20 | 0.10 | ||||
| >12.0-14.0 | 1280-1430 | 1300-1450 | 1420-1570 | 1560-1710 | 1620-1770 | 0.08 | ||||||
| >14.0-15.0 | 1270-1420 | 1290-1440 | 1410-1560 | 1550-1700 | 1620-1770 | 0.09 | ||||||
| >15.0-17.0 | 1250-1400 | 1210-1420 | 1400-1550 | 1540-1690 | 1580-1730 | |||||||
| >17.0-20.0 | According to technical agreement | |||||||||||
packaging form
| packaging form | inner dia. | External dia. | kg/coil |
| coil | 1400-1800 | 1800-2200 | 500-2200kg/coil |
