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ASTM Calibration Weight Sets
Calibration Weight Sets Adjusted to Meet or Exceed ASTM Class 1-4 Tolerances

CalPak ASTM 50g-2g CL1 Accrd TR

Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class 1
Weight Set Range 50 g - 2 g
Item Number: 30391795
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Overview
ASTM Calibration Weight Sets
Applications
Use Class 1 as a primary reference to calibrate other mass standards and use for traceability between national mass standards and ASTM Class 2 weights and lower. Class 1 is appropriate for calibrating high-precision balances with readability as low as 0.1mg.
Construction
500 mg and below - one piece, 1 g and above - two piece
Design Features
Knob style weights 50kg–1g are cylindrical with knob. Cal-Pak 5kg weight is a grip handle weight. Cylindrical style weights 1kg–5k have groove. Cylindrical grip style weights 4kg–30kg have recessed grip. Cylindrical weights 10g–600g are straight cylinder.
Specifications
Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class 1
Weight Set Range 50 g - 2 g
Set Capacity 57 g
Set Total Pieces 3
Protective Case Included
Construction Two-piece
Density at 20°C 8.03 g/cm3
Dimensions in Case 3.5 in x 7 in x 8 in (8.89 cm x 17.78 cm x 20.32 cm) (LxHxW)
Set Contents 2 g;50 g;5 g
Weight Material Troemner Alloy 8
Wgt Origin (USA) USA