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

Weight Set ASTM 30kg-1g UC Non-Accrd TR

Calibration Certificate Traceable Certificate
ASTM Class UltraClass
Weight Set Range 30 kg - 1 g
Item Number: 30390132
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
Calibration Certificate Traceable Certificate
ASTM Class UltraClass
Weight Set Range 30 kg - 1 g
Set Capacity 90 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;30 kg;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