Digital Rockwell cum Brinell hardness Tester
RBHT-250T
Equipped Brinell, Rockwell, test methods; 8 inch Touch-screen interface, easy to operate, Close loop, with high accuracy load cell, no need install weights; Test force automatic correction, each file is automatically compensated force, improve the accuracy of the force a number of levels; According to GB / ASTM hardness automatic conversion; Rockwell automatically correct curvature radius; Set a password to protect setup parameters, more samples and testing information; Measuring U disk to save data to EXCEL format for easy editing and processing. Modular design for easy maintenance.
| Model | RBHT-250T |
|---|---|
| Brinell Scale | HBW1/5, HBW2.5/6.25, HBW1/10, HBW2.5/15.625, HBW1/30, HBW2.5/31.25, HBW2.5/62.5, HBW10/100, HBW5/125, HBW2.5/187.5, & 250kgf |
| Rockwell Scales | HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRH, HRK, HRL, HRM, HRP, HRR, HRS, HRV |
| Optical lens | Eyepiece: 15X, Objective Lens: 2.5X (for Brinell) |
| Data display | 8 Inch Touch Screen |
| Structure | Closed Loop, Load Cell Type |
| Initial Load | 10 kgf |
| Resolution | 0.1 Rockwell scale. |
| Rockwell Testing Force | 60kgf(588N), 100kgf(980N), 150kgf(1471N); Initial test force:10kgf(98N); |
| Brinell Testing Force | 5kgf(49N), 6.25kgf(61.25N), 10kgf(98N), 15.625kgf(153.125N), 30kgf(294N), 31.25kgf(306.25N), 62.5kgf(612.5N), 100kgf(980N), 125kgf(1225N), 187.5kgf(1837.5N), 250kgf (2537.5n) |
| Indication accuracy | Brinell: 8-650HB 0(ä/%):±2.5; Rockwell: ±0.1HR; |
| Repeatability | Brinell: 8-650HB0 (Hcf/%):d”3.0; Rockwell: 0.5HR; |
| Hardness range | Brinell: 8-650HBW; Rockwell: 20-100HR; |
| Force error | <0.5% |
| Holding Time | 0-60s |
| Minimum measuring unit | 0.1µm |
| Allowed maximum sample size (test space) | Allowed max. Sample height in vertical: 220mm(for Rockwell); 170mm(for Vickers & Brinell test mode); Allowed max. Sample height in horizental: 200mm |
| Magnification | Eyepiece: 15X, 2.5X (for Brinell), 5X (for Vickers) (10X, 20X for optional) Total magnification: 37.5X, 75X |
| Hardness read | Touchable LCD display, USB Flash Disk |
| Weight | N/W: 70kg; G/W: 99kg |
| Dimensions | Machine size: 560*260*800mm |
| Power Supply | AC220V, 50-60Hz |
| Standard Accessories | 15X eyepiece 1 piece |
| Brinell indenter diameter of 2.5mm, 5mm, carbide ball 1 each | |
| Vickers indenter 1 | |
| Rockwell 1.588 carbide ball indenter 1 | |
| Rockwell diamond indenter 1 | |
| Objective Lens 2.5 x, 5x 1 each | |
| Hardness block 5pcs | |
| Exterior lighting 1 | |
| Power Cord | |
| Large, medium, V-test sets 1 each | |
| Sliding test sets 1 | |
| U disk (with an Operation manual) 1 | |
| Fuse 2A 2 | |
| Dust Cover | |
| Instruction Manual | |
| Warranty Card | |
| Accessory Case | |
| Test Block of 20-26 HRC, 28-34HRC, 34-40 HRC, 42-48 HRC, 50-56 HRC, 58-62HRC, 60-64HRC & HB250/2.5 (optional) |