VIRE VTF-108BT usb sd fm radio mp3 module
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Cold work tool steel 1.2510
Grade:9CrWMn/o1/1.2510/Bo1/SKS3/DF-3
Chemical composition:
| Country | Steel NO. | C | Si | Mn | Cr | W | P | S | Other |
| China GB | 9CrWMn | 0.85-0.95 | ≤0.40 | 0.90-1.20 | 0.50-0.80 | 0.50-0.80 | ≤0.030 | ≤0.030 | — |
| USA AISI | o1 | 0.85-0.95 | 0.20-0.40 | 1.00-1.30 | 0.40-0.60 | 0.40-0.60 | — | — | v:0.20 |
| Germany DIN | 1.2510 | 0.90-1.05 | 0.15-0.35 | 1.00-1.20 | 0.50-0.70 | 0.50-0.70 | — | ≤0.035 | V:0.05-0.15 P≤0.035 |
| Britain | Bo1 | 0.85-0.95 | ≤0.40 | 1.10-1.35 | 0.40-0.60 | 0.40-0.60 | — | — | Ni≤0.40 V≤0.25 |
| Japan JIS | SK83 | 0.90-1.00 | ≤0.35 | 0.90-1.20 | 0.50-1.00 | 0.50-1.00 | ≤0.030 | ≤0.030 | — |
| Sweden | DF-3 | 0.90 | 0.10 | 1.20 | 0.85 | 0.55 | — | — | — |
Size
| Round | Diameter | Length | |
| 50mm-500mm | 2000mm-5800mm | ||
| Steel plate | Thickness | Width | Length |
| 20-400mm | 80-1000mm | 2000mm-5800mm | |
Charactteristic:
1.Is an cold working die steel.
2.Wiht highest hardness and abrasion resistance in the Cr12 and 9SiCr.
3.Low impact toughness,should avoid tempering at about 300°c.
4.should do the resonable structure .
Application:
Make cold stamping die ,gauge and measuring too etc.



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