Description
1. Applicable Standards:
- GB/T 2611-2007: “General Technical Requirements for Testing Machines”
- JB/T 7406.1-1994: “Testing Machine Terminology – Material Testing Machines”
- GB/T 3808-2010: “Inspection of Pendulum Impact Testing Machines”
- GB/T 229-2007: “Charpy Pendulum Impact Test Method for Metallic Materials”
- JJG 145-2007: “Pendulum Impact Testing Machines”
- ISO 148:1998: “Metallic Materials – Charpy Pendulum Impact Test”
- ASTM E23-07a: “Standard Test Methods for Notched Bar Impact Testing of Metallic Materials”
- GB/T 18658-2002: “Standard Charpy V-Notch Specimen for the Inspection of Pendulum Impact Testing Machines”
- JB/T 6147-2007: “Technical Requirements for Packaging, Marking, Storage, and Transportation of Testing Machines”
2. Main Technical Parameters
| Item | JBW-450C |
| Maximum Impact Energy (C) | 450 |
| Effective Usage Range | 10% – 90% FS |
| Pre-Raised Pendulum Angle | 150° |
| Distance from Pendulum Axis to Impact Center | 750 mm |
| Impact Speed | 5.24 m/s |
| Anvil Span | 40 mm |
| Anvil Fillet Radius | R1 – 1.5 mm |
| Anvil Inclination Angle | 11° ± 1° |
| Impact Blade Angle | 30° ± 1° |
| Impact Blade Curvature Radius (2 mm Blade) | 2 mm – 2.5 mm |
| Impact Blade (8 mm Blade) | 8 mm ± 0.05 mm |
| Impact Blade Shoulder Fillet Radius (8 mm) | 0.1 mm – 1 mm |
| Impact Blade Width (8 mm Blade) | 4 mm ± 0.05 mm |
| Overall Impact Blade Width | 10 mm – 18 mm |
| Impact Knife (Blade) Thickness | 16 mm |
| Specimen Size (mm) | 10×10×55; 10×7.5×55; 10×5×55; 10×2.5×55 |
Overall Machine Parameters
| Item | JBW-450C |
| Overall Dimensions | Main Unit: With acrylic protective cover, 2220 × 900 × 2220 (L×W×H) Electrical Cabinet: 960 × 620 × 830 (L×W×H) |
| Weight | Main Unit: Approximately 1500 kg Electrical Cabinet: Approximately 100 kg |
| Specimen Recovery Device | Automatically recovers the specimen after each test; safe, convenient, and reliable |
| Safety Protection Device | Main unit is equipped with a fully enclosed safety shield featuring an aluminum alloy frame and tempered glass |
| Door Interlock Power-Off | The safety system includes a door access switch to cut power when the door is open |
| Power Failure Protection | Reliable disc brake ensures the pendulum stops during a power outage |
| Expansion Capability | Reserved interface for robotic automatic specimen feeding; upgradeable to a fully automatic testing machine in the future |
| Motor Power | 1.5 kW |
| Power Supply | Three-phase five-wire system, 380 V ± 10%, 50 Hz |
| Operating Environment | Vibration-free, dust-free; Room temperature (15-25 °C); Humidity < 70% |
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