- Contact Person : Mr. Xu Daniel
- Company Name : Dongguan Tuobo Metal Co., Ltd.
- Tel : 86-769-82581978
- Fax : 86-769-82583008
- Address : Jiangsu,Xuzhou,Peixian
- Country/Region : China
D2 flat bar
Chemical Composition:
Country | Steel NO. | C | Si | Mn | Cr | Mo | V | P | S | Other |
China GB | Cr12MoV | 1.45-1.70 | ≤0.40 | ≤0.40 | 11.0-12.5 | 0.40-0.60 | 0.15-0.30 | ≤0.030 | ≤0.030 | Cu≤0.30 |
USA AISI | X12m | 1.40-1.60 | 0.30-0.50 | 0.30-0.50 | 11.0-13.0 | 0.70-1.20 | (0.80) | ≤0.025 | ≤0.025 | Co:0.60 |
Japan JIS | SKD11 | 1.40-1.60 | 0.40 | 0.50 | 11.0-13.0 | 0.80-1.20 | 0.20-0.35 | ≤0.025 | ≤0.01 | --------- |
Germany | 1.2601 | 1.45-1.70 | ≤0.40 | ≤0.40 | 11.0-12.5 | 0.40-0.60 | 0.15-0.30 | ≤0.030 | ≤0.030 | Cu≤0.30 |
Korea | STD11 | 1.40-1.60 | ≤0.40 | ≤0.60 | 11.0-13.0 | 0.80-1.20 | 0.20-0.50 | — | — | — |
Specification :
Round bar | Diameter (mm) | Length (mm) | |
50~500 | 2000~5800 | ||
plate/sheet | Thickness (mm) | Width (mm) | Length (mm) |
20~400 | 80~1000 | 2000~5800 |
Features :
1) low deformation when quenching
2) good hardenability and abrasion resistance
3) good hardness and ductility
Applications :
For making all sorts of cold working die steels, cutting tools and measuring tools, such as cold extruding dies, thread
rolling flat dies, gauge, etc.
annealing | 500-600°C , air cooling or furnace cooling, HB:207-255 |
Hot treatment quench | 950-1000°C air cooling HRC:58-62 |
1020-1040°C air cooling HRC: 62-63 | |
1115-1130°C air cooling HRC: 42-50 | |
backfire | 150-170°C 200-275 °C 400-425 °C 510-520°C |
HRC | 61-63 57-59 55-57 60-61 |
D2 flat bar
