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Overview
ASTM Reference Calibration Weight Sets
Applications
Use as a primary reference for calibrating other mass standards and use for traceability between national mass standards and ASTM Class 1 weights and lower. This class is appropriate for calibrating high-precision balances with readability as low as 0.01 mg.
Construction
1 g and above - two-piece 500 mg and below - one-piece
Design Features
Weights 50 kg through 1 g are cylindrical with handling knob. Weights 500 mg and below are flat with one end turned up for easy handling.
Specifications
ASTM Class | UltraClass |
Internal Calibration Certificate | No Certificate |
Construction | Two-piece |
Density at 20°C | Below 2 kg are 8.03 g/cm3; 2 kg and above are 7.95 g/cm3 |
Dimensions | 6.6 in x 12.7 in x 16.2 in (16.764 cm x 32.258 cm x 41.148 cm) (LxHxW) |
Protective Case | Supplied in protective case. Includes a compartment for a polycarbonate case which holds weights 500 g and below. 1 kg and 2 kg weights are held in individual polycarbonate cases inside a cutout. |
Set Capacity | 4 kg |
Set Contents | 10 g; (2) 20 g; 100 g; (2) 2 g; (2) 200 g; 1 g; 50 g; 5 g; 1 kg; 2 kg; 500 g |
Set Total Pieces | 14 |
Weight Material | Weights 2 kg and above are 316 Stainless Steel. Weights below 2 kg are Troemner Alloy 8. |
Weight Set Range | 2 kg - 1 g |
Wgt Origin (USA) | USA |