| Model: | 1.2550 |
|---|---|
| Brand: | BETTER |
| Origin: | - |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Stainless Steel |
| Label: | 60WCrV7 , steel round bars , alloy steel |
| Price: |
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| Min. Order: | 3 pc |
| Live Chat: | Last Online:23 May, 2017 |
1.2550 round bars:
2.Diameter:10mm~600mm
3.Delivery Conditon:annealed, black/turned surface
| Chemical Composition(%) | |||||||
| C | Si | Mn | P | S | Cr | V | W |
| 0.55-0.65 | 0.50-0.70 | 0.15-0.45 | ≤0.030 | ≤0.030 | 0.90-1.20 | 0.10-0.20 | 1.80-2.10 |
| Specialty | |||||||
|
High charcoal and chromium tool steel, have high penetration, small distortion, high rigidity, good endurance. |
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| Use | |||||||
| 1.Cold pressing mold extrusion with low pressing and burden, imprint mold, cold cutting scissor | |||||||
| Heat Treatment | |||||||
| 1.Quench: 950-980`C cold oil(need re-preheat~500`C-850`C)HRC≥60 | |||||||
| 2.Eliminate stress, stabilize framework tempering, (180-200`C)≥2 hours HRC60-62 | |||||||
| 3.If it is necessary, it could be changed into 320-350`C≥2 hours backfire HRC≥60-62 | |||||||
| 4.Annealing: 780-800`C slow cooling | |||||||
| Melting Process | |||||||
| 1. EAF: Electric Furnace+LF+VD(Optional) | |||||||
| 2. ESR: Electric Furnace+LF+VD+Eleroslag Remelted(Optional) | |||||||
| UT Class | |||||||
| According to Standard of SEP 1921/84,100% Volume, Level C/c, D/d or E/e | |||||||
| Tolerance on Quantity | |||||||
|
+/-10% Per Size |
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