ASTM Reference Calibration Weight Sets
Reference Calibration Weight Sets and Mass Standards Adjusted to Troemner UltraClass Tolerances

Weight Set ASTM 25kg-1g UC Accrd TR

Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class UltraClass
Weight Set Range 25 kg - 1 g
Item Number: 30390167
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
Two-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
Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class UltraClass
Weight Set Range 25 kg - 1 g
Set Capacity 85 kg
Set Total Pieces 19
Protective Case Included
Construction 1 g and above are two-piece; 500 mg and below are one-piece
Density at 20°C Below 2 kg are 8.03 g/cm3;2 kg and above are 7.95 g/cm3
Dimensions in Case 11.7 in x 19.7 in x 24.6 in (29.718 cm x 50.038 cm x 62.484 cm) (LxHxW)
Set Contents (2) 2 g;(2) 200 g;20 kg;10 g;(2) 20 g;100 g;10 kg;1 g;50 g;(2) 2 kg;5 g;1 kg;500 g;5 kg
Weight Material ≥2 kg are 316 Stainless Steel;Below 2 kg are Troemner Alloy
Wgt Origin (USA) USA