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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 | Troemner UltraClass |
Internal Calibration Certificate | ISO/IEC 17025 Accredited Certificate |
Construction | 1 g and above are two-piece; 500 mg and below are one-piece |
Density at 20°C | Below 5 mg are 2.70 g/cm3; 500 mg to 5 mg are 7.95 g/cm3; 2 kg and above are 7.95 g/cm3; 1 kg to 1 g are 8.03 g/cm3 |
Dimensions | 7.3 in x 15.2 in x 19.2 in (18.542 cm x 38.608 cm x 48.768 cm) (LxHxW) |
Protective Case | Included |
Set Capacity | 10 kg |
Set Contents | (2) 2 g; (2) 200 g; (2) 20 mg; 500 mg; 10 g; (2) 20 g; 100 g; 100 mg; 10 mg; (2) 200 mg; 1 g; 50 g; (2) 2 kg; 5 g; 1 kg; 5 mg; 500 g; (2) 2 mg; 50 mg; 1 mg; 5 kg |
Set Total Pieces | 28 |
Weight Material | 500 mg to 5 mg are 304 Stainless Steel; ≥2 kg are 316 Stainless Steel; Below 5 mg are Aluminum; 1 kg to 1 g are Troemner Alloy 8 |
Weight Set Range | 5 kg - 1 mg |
Wgt Origin (USA) | USA |