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1. Product Name: Hydraulic Lever2. Material: AISI 4340 steel
3. Size:Φ324X 4241.8
4. Chemical compositon:
| C | Si | Mn | P | S | Cr | Mo | Ni |
| 0.38~0.43 | 0.15~0.35 | 0.6~0.8 | ≤0.035 | ≤0.040 | 0.7~0.9 | 0.2~0.3 | 1.65~2.0 |
Hardness: HB302-331
5. Ultrasonic Examination: according to GB/T 6402-2008 .
6. Mechanial Properties:
| Tensile Strength | Yield | Elongation | Reduction of Area | Impacting Energy |
| 1034~1144 Mpa | >835 Mpa | ≥12% | ≥55% | ≥20J |
Piston lever for Hydraulic